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INSTRUCTION MANUAL MODEL GFC7000E CARBON DIOXIDE ANALYZER © TELEDYNE ANALYTICAL IN S TRUMENTS 16830 Chestnut S t. City of Industry, Ca. 91748 USA Phone: 626-961-922 1 Phone: 626-934-150 0 Fax: 626-961-253 8 Fax: 626-934-165 1 04584 REV.
Model GFC7000E Instruction Ma nual GFC7000E Documentation 04584 Rev A1 i SAFETY MESSAGES Your safety and the safety of o thers is very im portant. We have provided many important safety messages in this manual. Please read these messages carefully. A safety message alerts you to potenti al hazard s tha t could hur t you or others.
Model GFC7000E Instruction Ma nual GFC7000E Documentation 04584 Rev A1 ii TABLE OF CONTENTS SAFETY MESSAGES I TABLE OF CONTENTS .............................................................................................................. ........ II LIST OF AP PENDICES .
Model GFC7000E Instruction Ma nual GFC7000E Documentation 04584 Rev A1 iii 6.7. SETUP – RNGE: Analog Output Reporting Range Co nfiguration ..................................................... 56 6.7.1. Physical Range versus An alog Output Re po rting Ranges.
Model GFC7000E Instruction Ma nual GFC7000E Documentation 04584 Rev A1 iv 6.13.1.2. Cont rol Inputs ...................................................................................................... 1 16 6.13.2. Remote Operation Using the E xternal Se ria l I/O .
Model GFC7000E Instruction Ma nual GFC7000E Documentation 04584 Rev A1 v 10.3. Electronic Op eration ..................................................................................................... ...... 161 10.3.1. Over view ...................
Model GFC7000E Instruction Ma nual GFC7000E Documentation 04584 Rev A1 vi 11.2.2. Non-Repeatable Zero and Span ..................................................................................... 195 11.2.3. Inability to Sp an – No SP AN Key ......
Model GFC7000E Instruction Ma nual GFC7000E Documentation 04584 Rev A1 vii LIST OF APPENDICES APPENDIX A - VERSION SPECIF IC SOFTWARE DOCUMENTATION APPENDIX A-1: M GFC7000E Software Me nu Trees, Revision E.0 APPENDIX A-2: Setup Variables For Serial I/O, Rev ision E.
Model GFC7000E Instruction Ma nual GFC7000E Documentation 04584 Rev A1 viii Figure 7-6: Pneumatic Conne ctions–MGFC7000E with Zero/Span Valves with Ex te rnal Zero air Scrubber (OPT 53)................................................................
Model GFC7000E Instruction Ma nual GFC7000E Documentation 04584 Rev A1 ix Table 6-2: Test F unctions Defi ned................................................................................... 46 Table 6-3: List of Warning Messages ...................
Model GFC7000E Instruction Ma nual GFC7000E Documentation 04584 Rev A1 x Table A-2: GFC7000E War n ing Messages, Re vision E.0 .................................................... 238 Table A-3: GFC7000E Tes t Functions, Re vision E.0 ................
Model GFC7000E Instruction Ma nual MGFC7000E Documentation 04584 Rev A1 1 1. MGFC7000E DOCUMENTATION Thank you for purchasing the Model GFC7000E Gas Filter Correlation Carbon Dioxide Analyzer! The doc.
Model GFC7000E Instruction Ma nual MGFC7000E Documentation 04584 Rev A1 2 2.0 Spe cificati ons and War ranty This section contains a list of the analyzer’s performan ce specifications , a description of the conditions and config uration under whi ch EPA equival ency was approved and Teledyne Instruments Incorporated ’s warranty statement.
Model GFC7000E Instruction Ma nual MGFC7000E Documentation 04584 Rev A1 3 Appendices: For easier access and better updating, some info rmation has been separated out of the manual and placed in a series of appendices at the en d of this manual.
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Model GFC7000E Instruction Manual Specifications, Approvals and Warranty 04584 Rev A1 5 2. SPECIFICATIONS, APPROVALS AND WARRANTY 2.1. Specifications Table 2-1: Model GFC7000E Basic Unit Specific atio.
Model GFC7000E Instruction Manual Specifications, Approvals and Warranty 04584 Rev A1 6 2.2. CE Mark Compliance Emissions Compliance The Teledyne Instruments Model GF C7000E G as Filter Correlation CO 2 Analyzer was tested a nd found to be fully compliant with: EN61326 (1997 w/A1: 98) Class A , FCC Part 15 Subpart B Section 15.
Model GFC7000E Instruction Manual Specifications, Approvals and Warranty 04584 Rev A1 7 The warranties set forth in this section shall be of no force or effect with respect to any product: (i) that ha.
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Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 9 3. GETTING STARTED 3.1. Unpacking and Initial Set Up CAUTION To avoid personal injury, al ways use t wo persons to lift and carry the Model GFC7000E. 1. Verify that there is no apparent ext ernal sh ipping damage.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 10 5. Check the connectors of the various internal wi ring harnesses and pne u matic hoses to make sure they are firmly and properly seated. 6. Verify that all of the optional hardware ordered with the unit has been installed.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 11 8. VENTILATION CLEARANCE : Whether the analyzer is set up on a bench or inst alled into an instrument rack, be sure to leav e sufficient ventila tion clearance. AREA MINIMUM REQUIRED CLEARANCE Back of the instrument 4 in.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 12 Figure 3-2: Rear Panel L ayout 9. Attach a strip chart recorder and/o r data-logger to the appropriate anal og output connections on the rear panel of the analyzer.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 13 Table 3-1: GFC7000E Analog Output Pin Outs Pin Analog Output VDC Signal mADC Signal 1 V Out I Out + 2 A1 Ground I Out - 3 V Out I Out .
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 14 The pin assignments for the status outp uts can be found in the table below: Table 3-2: GFC7000E Status Output Pin Outs Output # Status Definition Condition 1 SYSTEM OK On if no faults are present.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 15 The pin assignments for the digital control inputs can be found in the table below: Table 3-3: GFC7000E Control Input Pin Outs Input # Status Definition On Condition A REMOTE ZERO CAL The Analyzer is placed in Zero Calibrati on mode.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 16 CAUTION In order to prevent dust fr om getting into the gas flow c hannels of your analyzer, i t was shipped with small plugs ins ert ed into each of the pneumatic fittings on the back panel.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 17 MODEL 700 Gas D ilutio n Calibrator VENT Calibrated CO 2 Gas Sour ce of SAMPLE Gas Removed during Calibration MODEL GFC7000E Sam p le .
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 18 2. Attach sources of zero air and span ga s (see Figures 3-3 throug h 3-8 inclusi ve). • Span Gas is a gas specifically mixed to mat ch the chemical composition of t he type of gas being measured at near full scale of the desired measurement range.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 19 3.1.2.2. Connections with Internal Valve Options I nstalled Figures 3-5 through 3-8 sho w the proper pneu matic conne ctions for MG FC7000E’s with various optional internal valv e sets installed.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 20 Source of SAMPLE Gas VENT if inp ut is p ressurized Needle valve to control flow VENT VENT MODEL GFC7000E Sam p le IZS Exhaust Vent S .
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 21 Some applications may require mu ltipoint calibrat ion checks where span gas of several different concentrations is needed.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 22 3.2.1. Startup After electrical and pneumatic conn ections are ma de, turn on the instrument and pump powe r. The exhaust and PMT cooler fans should start. The display should immediat ely display a single, horizontal dash in the upper left corner of the display.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 23 The analyzer should au tomatically switch to SAMPLE mode after completi ng the boot-up sequence and start monitoring CO 2 gas. Warm-Up 3.2.2. Warm Up The MGFC7000E requires about 30 minut es warm-up time before reliable CO 2 measurements can be taken.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 24 3.2.3. Warning Messages Because internal temperatures and other conditions may be out side be specified limits du ring the analyzer’s warm-u p period, the software will su ppress most warning conditions for 30 minutes after power up.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 25 To View and Clear the vari ous warning messa ges press: SAMPLE HVPS W ARNI NG CO2 = 0.0 0 TEST CAL MSG CLR SETUP Make sure warning messages are not due to r eal probl ems . Press CLR to c lea r th e cu rren t message.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 26 3. If your analyzer h as a Ethernet card (Opt ion 63) installed and y our network is running a dynamic host configura tion protocol (DHCP) so ftware package, the E thernet option wi ll automatically configure i ts interface with your LA N.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 27 SE T UP X. X CFG DAS RNGE PA SS CLK MORE EXIT SAMPL E ENTER SE TUP PASS : 818 8 1 8 ENTR EX IT SAMPLE RANGE = 500.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 28 2. Set the expected CO 2 span gas concen tration This s equence causes t he analyzer to prom pt for the expected CO 2 s pan concentrati on. M-P CAL CO2 SPAN CONC: 400.000 Conc 0 0 0 4 5 .
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 29 3. Perform the Zero/Span Calibration Procedure M-P CA L STAB IL=XX X. X PPM CO 2 =X XX .X < TST TST > ENTR CONC EXIT M-P CA L STAB IL=XX X. X PP M C O2 = XX X.X < TST TST > CA L SETUP M- P CAL ST A BIL =XXX .
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 30 NOTE Once you have completed the above s et-up procedures, please fill out the Qualit y Questionnaire that was shi pped with your unit and return it to Teledyn e Instruments. This information is vital to our efforts in continuously improving our service and our products.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 31 GFC Temperature Sensor Shock Ab so r bing Mounting Bracket Purge Ga s Inlet IR Source GFC W heel Heat Sy n c GFC W heel Motor Purge Ga.
Model GFC7000E Instruction Manual Getting Started 04584 Rev A1 32 User Notes.
Model GFC7000E Instruction Manu al Frequently Asked Questions 04584 Rev A1 33 4. FREQUENTLY ASKED QUESTIONS 4.1. FAQ’s The following is a list from the Teledyn e Instruments’ Customer Servic e Department of the most commonly asked questions relating to t he Model CO 2 Analyzer.
Model GFC7000E Instruction Manu al Frequently Asked Questions 04584 Rev A1 34 Q: How long does the IR source last? A: Typical lifetime is about 2-3 y ears.
Model GFC7000E Instruction Manu al Frequently Asked Questions 04584 Rev A1 35 iDAS - acronym for int ernal data acquisitio n system IP – acronym for internet protocol LAN - acronym for local area network LED - acronym for light emitt ing diode PCA - acronym for printed circuit as sembly , the Æ PCB with electronic co mponents, ready to us e.
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Model GFC7000E Instruction Manual Optional Hardware and Software 04584 Rev A1 37 5. OPTIONAL HARDWARE AND SOFTWARE This section includes a brief description of the hardware and software options available for the Model GFC7000E Gas Filter Correlation Carbon Diox ide Analyzer.
Model GFC7000E Instruction Manual Optional Hardware and Software 04584 Rev A1 38 5.3. Expendable Kits (Options 42C, 42D and 43) OPTION NUMBER DESCRIPTION OPT 42C 1 year’s supply of replacement of 47mm dia.
Model GFC7000E Instruction Manual Optional Hardware and Software 04584 Rev A1 39 The state of the zero/span valv es can also be controlled: • Manually from the analyzer’s front panel by using the SIGNAL I/O controls located under the DIAG Menu (Section 6.
Model GFC7000E Instruction Manual Optional Hardware and Software 04584 Rev A1 40 5.4.2. Zero/Span/Shutoff with External CO 2 Scrubber (Option 51) Option 51 is operationally and p neumatically id entical to Option 50 above (see se ction 5.
Model GFC7000E Instruction Manual Optional Hardware and Software 04584 Rev A1 41 INSTRU MENT CHASSIS PUMP SAMPLE CHAMBER V ENT SPAN OUTLET PRESSURE SPAN INLET IZS INL ET EXHAUST G AS OUTLET PURGE GAS .
Model GFC7000E Instruction Manual Optional Hardware and Software 04584 Rev A1 42 5.5.2. RS-232 Multidrop (Option 62) The multidrop option is used wi th any of the RS-232 serial port s to enable communications of several analyzers with the host computer over a chain of RS-232 cabl es.
Model GFC7000E Instruction Manual Optional Hardware and Software 04584 Rev A1 43 5.6.2. Manual on CD (Part number 045840200) This operators manual is also available on CD.
Model GFC7000E Instruction Manual Optional Hardware and Software 04584 Rev A1 44 When in maintenan ce mode the instrument ignores all comman ds received via the COMM ports that alter the operation st ate of the instrument This inclu des all calibration command s, diagnostic menu commands and the reset instrument co mma nd.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 45 6. OPERATING INSTRUCTIONS To assist in navigating the anal yzer’s software, a series of menu trees can be found in Appendix A-1 of this manual.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 46 Table 6-1: Analyzer Operati ng modes MODE MEANING DIAG One of the analyzer’s diagnostic modes is bei ng utilized (see Section 6.9). M-P CAL This is the bas ic, multi- point cal ibration mode of the instrument and is a ctivated by pressing the CAL key.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 47 Title Range RANGE RANGE1 1 RANGE2 1 PPB, PPM, UGM, MGM The full scale limit at which the reporting range of the analyzer is currently set. THIS IS NOT the Physical Range of the instrument.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 48 To view the TEST F unctions pr ess the following Key seque nce: RANGE RANGE1 1 RANGE2 1 STABIL CO2 MEAS CO2 REF MR RATI O PRES SAMP FL SAMP TEMP BENCH TEMP WHEEL TEMP BOX TEMP PHT DRIVE SLOPE OFFSET TEST TIME SAMPLE R ANGE = 5 00.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 49 Table 6-3: List of Warning M essages MESSAGE MEANING ANALOG CAL WARNING The instruments A/D circuitry or one of its analog outputs is not calibrated. BENCH TEMP WARNING The Temperature of the optical bench is outsi de the specified limi ts.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 50 To view and clear warning messages SAMPLE HVPS W A RNING CO2 = 0.0 0 TEST CA L MSG CLR SET UP Make sure war ning mes sages are not due to rea l problem s. Pres s CL R to clear the current message.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 51 The default status of the calibration password is OFF . To enable the calibration password press: SAMPL E ENTER SETU P PA SS : 818 8 1 8 ENTR EXIT SAMPL E RAN GE = 50 0.000 PPM C O2 =X .
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 52 6.4. SETUP Mode The SETUP mode contains a vari ety of choices that are used to conf igure the analyzer’s hardware and softwa.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 53 If the EXIT key is pressed before the EN TR key, the analyzer will beep al erting the user that the newly ent ered value h as been lost.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 54 6.6. SETUP – CLK: Setting the Internal Time-of- Day Clock The MGFC7000E has a time of day clock that su pports the AutoCal timer, time of day TEST function, and ti me stamps on most COM port messages.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 55 In order to compensate for CPU clocks which r un faster or slower, yo u can adjust a variable called CLOCK_ADJ to speed up or slow down the clock by a fixed amount every day. To change this variable, press: SAMPLE RANGE = 500.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 56 6.7. SETUP – RNGE: Analog Output Reporti ng Range Configuration The analyzer has three active anal og output signals, accessible through a connecto r on the rear panel.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 57 than 500 ppm, the full scale of ex pected values is only 25% of the instrument’s 2 000 ppm physical range. Unmodified, the corresponding output signal woul d also be recorded across only 25% of the range of the recording device.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 58 SAMPLE* RANGE = 500.000 PP M CO2 =X.XXX < TST TST > CAL SETUP SAMPLE ENTER S E TUP PASS : 8 18 8 1 8 ENT R EXIT SE TU P X. X CFG DAS RNGE PASS CLK MORE EXIT SE TU P X.X RANGE CONT RO L MENU MODE SET UNIT E X I T SE TU P X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 59 SAMPL E EN TER SET UP PA SS : 818 8 1 8 ENT R EX IT SETUP C.3 PRIMARY SE TUP ME NU CFG DAS RNGE PA SS CLK MO RE E XIT SETUP C.3 RANGE CONT ROL MENU MOD E SET UNIT E X I T SETU P C.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 60 6.7.4. Dual Range Mode (DUAL) Selecting Dual Ran ge mode allows the A1 and A2 outputs to be confi gured with different reporting ranges. The analyzer software calls these two ranges low and high.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 61 6.7.5. Auto Range Mode (AUTO) In AUTO range mode, the analyzer au tomatically switches the repo rting range between two user- defined ranges (low and high). The u nit will switch from low range to high range when th e CO 2 concentration exceeds 98% of the low range span.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 62 6.7.6. Range Units The MGFC7000E can display concentr ations in parts per billion (10 9 mols per mol, PPB ), parts per million.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 63 6.7.7. Dilution Ratio The dilution ratio is a software opti on that allows the user to compensate for any diluti on of the sample gas before it enters the sample inlet . Using the dilution rat io option is a 4-step process: 1.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 64 6.8. SETUP – VARS: Using the Internal Variables The MGFC7000E has se veral-user adjustable softwa re variables, which define certain operational parameters.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 65 To access and navigate the VARS me nu, use the foll owing key sequence. SE TU P X. X C LOCK_ADJ=0 Sec/Day + 0 0 ENTR EX IT SETUP X .X 7) CLOCK_ A DJ=0 Sec/Da y PRE V NEX T JU MP EDIT PRNT EX IT SE TUP X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 66 6.9. SETUP – DIAG: Using the Diagnostics Functi ons A series of diagnostic tools is grouped together under the SETUP Æ MORE Æ DIAG menu. As these parameters are dependent on firm ware revision (see Menu Tree A-6 in Appe ndix A).
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 67 6.9.1. Accessing the Diagnostic Features To access the DIAG functions press the following keys: SETUP X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 68 To enter the signal I/O test mode, press: SAMPL E R A NGE = 500 .000 PPM CO2 =X .XXX < TST TST > CA L SETUP EXAM PLE SAMPLE ENTER SETUP PASS : 818 8 1 8 ENTR EX IT SE T UP X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 69 6.9.4. Analog I/O Configuration The analog I/O functions that are available in the MGFC7000E are: Table 6-8: DIAG - An alog I/.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 70 The following DC current output limit s apply to the current loop modules: Table 6-10: Analog Out put Current Loop Range RANGE.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 71 6.9.4.1. Analog Output Signal Type and Range Span Selection To select an output signal type ( DC Voltage or current) and level for one ou tput channel, act ivate the ANALOG I/O CONFIGURATION MENU (see Section 6.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 72 To calibrate the outputs as a group, activate the ANALOG I/O CON FIGURATIO N MENU (see Section 6.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 73 To select manual out put calibration for a particular ch annel, activate the ANALOG I/O CONFIGURATION MENU (see Section 6.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 74 V +DC Gnd V OUT + V OUT - V IN + V IN - Recordin g Device ANALY ZE R See Table 3-1 for pin assignments of Analog Out connector.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 75 6.9.4.4. Current Loop O utput Adjustment A current loop option is available and can be insta lled as a retrofit for each of the analog outputs of the analyzer (Sections 5.2). Th is option converts the DC volt age analog output to a current signal with 0-20 mA o utput current.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 76 DIAG AIO CONC_OU T_ 2 SPA N: 1000 0 mV U100 UP10 UP DOWN DN10 D100 ENTR EX IT DIAG AI O AUTO CALIBRATING CONC_OU T_2 DIAG AIO .
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 77 6.9.4.5. AIN Calibration This is the s ub-menu to conduct the anal og inpu t calibration. This calibration shou ld only be necessary after major repair such as a replac ement of CPU, motherboard or power supplies.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 78 6.9.6. Dark Calibration Test The dark calibrati on test interrupts the signal path between the IR photo-detector and the remainder of the syn c/demod board circuitry.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 79 This calibration must be performed when the pressure of the sample gas is equal to ambient atmos phe ric pressure.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 80 To cause the analyzer to measure and record a value for PRES , press. SAMPLE R ANGE = 500.000 PPM CO2 =X.XXX < TST TST > CA L SETUP SAMPL E ENTER SETUP PASS : 818 8 1 8 ENTR EX IT SE TUP X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 81 6.9.9. Test Channel Output When activated, output cha nnel A3 can be used to report one of the test functi ons viewable from the SAMPLE mode display. To activate the A3 channel and select a test function, follow t his key sequence: SAMPLE* RANGE = 500.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 82 6.10. SETUP – COMM: Using the Analyser’s Communication Ports The MGFC7000E is equipped with two serial communication port s located on the rear panel (Figure 3-2).
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 83 SETUP X.X COMMUNIC ATIONS ME NU ID COM1 COM2 EXIT SETUP X. MAC HINE ID: 360 ID 0 3 6 0 ENTR EXIT SE T UP X.X PR IMA RY SET UP MENU CFG DAS RNGE PASS CLK MORE EXIT SE T UP X.X SECONDARY SETUP MENU COMM VAR S D IAG ALRM EX IT SAMPL E* R ANGE = 500.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 84 6.10.3. COMM Port Cable Connections There are two DB-9 connectors on the MGFC7000E rear panel. COM1 is a male connector, COM2 a female connector (Table 6-15 list s pin assignme nts).
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 85 Table 6-15: COM1 and COM2 DB-9 Pin Assignments Pin # COM1 (RS-232) COM2 (RS-232) COM2 (RS-485) 1 Not used Not used Not used 2 .
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 86 Table 6-16: COMM Port Communication modes MODE 1 ID DESCRIPTION QUIET 1 Quiet mode suppresses any feedback from the analyzer (i DAS reports, and warning messages) to the remote device and is typically used when the port is communicating with a computer program such as APICOM.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 87 Press the following keys t o select a communication mode for a one of the COMM Ports, such as the following example where HESSEN PROTOCOL mode i s enabled: Continue pressi ng next unti l … SET U P X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 88 6.10.7. COM Port Baud Rate To select the baud rate of one of the COM Ports, press: EX AM PLE SETU P X . X CO M1 BAUD RAT E:19200 PREV NEXT ENTR EXIT SETU P X . X COM1 BAUD RATE:9600 NEXT ON ENTR EXIT SETUP X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 89 6.10.8. COM Port Testing The serial ports can be tested for co rrect conn ection and output in the COMM menu. This test sends a string of 256 ‘w’ characters to the select ed COM port.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 90 6.10.9.1. Ethernet Card COM2 Communication Mode s and Baud Rate The firmware on board the Ethernet card automa tically sets the communi cation modes and baud rate (115 200 kBaud ) for the COM2 port.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 91 Customer Service personnel. NOTE It is a good idea to check these settings the fir st time you power up your analyzer after it.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 92 6.10.9.3. Manually Configuring the Network IP Addresses There are several circumstances when you may n eed to manually configure the interface settings of the analyzer’s Ethernet card.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 93 STEP 2: Configure the INSTRUME NT IP , GATEWAY IP and SUBNET MASK addresses by pressing: Internet Configuration Keypad Functions KEY FUNCTION [0] Press this key to c ycle through the range of numerals and available c haracters (“ 0 – 9” & “ .
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 94 6.10.9.4. Changing the Analyzer’s HOSTNAME The HOSTNAME is the name by which the analyzer appe ars on your network. The default name for all Teledyne Instruments Model GFC7000E analyzers is MGFC7000E .
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 95 Some keys only appear as needed. 6.11. SETUP – ALRM: Using the Gas Concentration Alarms The Model GFC7000E includes two CO 2.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 96 6.12. SETUP – DAS: Using the Data Acquisition System (iDAS) The MGFC7000E analyzer contains a flexible and powerful, internal data acquis ition system (i DAS) that enables the analyzer to store concentratio n and calibration data as well as a host of diagnostic parameters.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 97 or downloaded, edited and uploaded to the instru ment in form of a string of plai n-text lines through the communi cation ports.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 98 6.12.1.2. iDAS Parameters Data parameters are types of data that may be measured and stored by the iDAS. For each Teledyne Instruments an alyzer model, the list of available data parameters is differen t, fully defined and not cust omizable.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 99 • EXITZR , EXITSP , SLPCHG (exi t zero, exit span, slope change): Sampling at the end of (irregularly occurring ) calibrations or when the response slope cha nges. These triggering events crea te instantaneous data points, e.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 100 The CALDAT, STBZRO and STB SPN channels collect data base d on events (e.g. a calibration operation ) rather than a timed in ter val. This does not represent any specific length of time since i t is dependent on how often calibrati ons are perfor med.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 101 Triggering Events and D ata Parameters/Functio ns for these default channel s are: LIST OF CH ANNELS LIST OF PA RAMETER S NAME: CONC EVENT: AT IME R REPORT PERIOD: 000:01:00 NO.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 102 These default Data Cha nnels can be used as they are, or they ca n be customized from the front panel to fit a specific application. They can al so be deleted to make room for custom user- programmed Data Channels.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 103 6.12.2.1. Viewing iDAS Data and Settings iDAS data and settings can be viewed on th e fr ont panel through the following keystroke sequence. SAMP LE ENTE R SE TUP PASS : 81 8 8 1 8 ENTR EX IT SAMPLE* RANGE = 500.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 104 6.12.2.2. Editing iDAS Data Channels IDAS configuration is most conveniently don e th rough the APICOM remote control program. The following lis t of key strokes sh ows how to edit using th e front panel.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 105 PARAMETERS: F our parameters are included in th is channel EVENT: This channel is set up to r ecord 800 data points. To edit the name of a data cha nnel, follo w the above key sequence and then press: From the end of the previous key sequence … SET UP X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 106 6.12.2.4. Editing iDAS Parameters Data channels can be edit ed individua lly from the front panel without affecti ng other data channels.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 107 To configure a specific data parameter, press: FROM THE EDIT DAT A PARAMETER MENU (see p revious se ction) SE T U P X. X 0) PARAM=CONC1, M ODE=AVG PREV NEX T INS DEL EDIT E XIT SE T U P X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 108 • REPORT PERIOD : Sets how often the sample readings stored in volatile memory are processed, (e.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 109 To define the REPORT PERIO D , follow the instruction sh own in section 6. 12.2.2 then press: Edit Data Channel Menu S E TUP X. X 0) CO NC : ATIMER , 1, 900 PREV NEX T INS DEL EDIT PRNT EXIT S E TUP X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 110 Edit Data Chann el Menu SE T UP X. X 0) CONC: AT IMER, 1 2 , 900 PREV NEXT INS DEL EDIT PR NT E XIT Exits to the main Data Acqui sition men u SETUP X.X NA ME:C ONC <SET SET > ED IT PRINT EXIT SETUP X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 111 To enable automatic COM port reporting, follo w the instruction shown in section 6.12.2. 2 then press : Edit Data Ch ann el Menu S E TU P X. X 0) CONC : A TIMER, 1 , 90 0 PREV N EX T IN S DEL EDIT PRNT EXIT Exits to th e main Data Acquisition menu S ET U P X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 112 To disable a data channel, follow the instru ction shown in section 6.12 .2.2 then press: Edit Data Chann el Menu SE TU P X. X 0) CONC: ATIMER, 1, 900 PREV NEXT INS DEL EDIT PRNT EXIT Exits to the main Data Acq ui sitio n menu SETUP X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 113 6.12.3. Remote iDAS Configuration Editing chann els, parameters and tr iggering events as described in this section can be performed via the APICOM remote control program using the gr aphic interface shown in Figure 6-8.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 114 Figure 6-9: iDAS Configur ation Through a Terminal E mulation Program. Both procedures are best started by downloadin g t he .
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 115 6.13. Remote Operation of the Analyzer 6.13.1. Remote Operation Using the External Digital I/O 6.13.1.1. Status Outputs The status outputs report analyzer conditions via opticall y isolated NPN transistors, which sink up to 50 mA of DC current.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 116 The pin assignments for the Status Outputs are : Table 6-24: Status Output Pin Assignments Output # Status Definition Condition 1 SYSTEM OK On if no faults are present. 2 CONC VALID On if CO 2 concentration measurement is valid.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 117 There are two methods to activate control inputs. The internal +5V availabl e from the “+” pin is the most convenien t method (Figure 6.11). How e ver, to ensure that these inputs are truly isolated, a separate, extern al 5 VDC power supply should be u sed (Figure 6.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 118 6.13.2.2. Help Commands in Terminal Mode Table 6-26: Terminal Mode Software Commands COMMAND Function Control-T Swi tches the analyzer to terminal mode (echo, edit).
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 119 Table 6-27: Command T ypes COMMAND COMMAND TYPE C Calibration D Diagnostic L Logon T Test measurement V Variable W Warning 6.13.2.4. Data Types Data types consist of int egers, hexadecimal inte gers, floating-point numbe rs, Boolean expressions and text strings.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 120 6.13.2.5. Status Reporting Reporting of status messages as an audit trail is one of the th ree principal uses for the RS-232 interface (the other two being the command line interface for controlling the instrument and the download of data in electronic form at).
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 121 This string can be altered to ma tch your mode m’s initialization and can be up to 100 characters long. To change this setting press: SE T UP X. X SECOND ARY SET UP MEN U COMM VARS D IAG AL RM EXIT SAMPLE ENTER SETUP P ASS : 818 8 1 8 ENTR EX IT SE T UP X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 122 6.13.2.7. COM Port Password Security In order to provide security for remote a ccess of the MGFC7000E, a LOGON feature can be enabled to require a password before th e instrument will accept commands.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 123 • Check on system parameters for t rouble-shooting an d quality control. APICOM is very helpfu l for initial setu p, data analysis, mainten ance and trouble-shoot ing. Figure 6-8 shows an example of APICOM being used to remotely confi guration the instruments iDAS feature.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 124 The Hessen protocol is designed to accomplish two thing s: to obtain the status of remote instruments, including the conc entrations of all th e gases measured; and to place remote instruments in to zero or span calibration or me asure mode.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 125 SAMPLE ENTER SETUP P ASS : 818 8 1 8 ENTR EX IT SE TU P X. X PRIMA RY SETU P MENU CFG DAS RNGE PASS CLK MORE EXIT SAMPLE* RANGE = 5 00.000 PPM CO2 =X.XXX < TST TST > CAL SETUP SE TU P X.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 126 NOTE While Hessen Protocol Mode c an be activa ted in dependently for COM1 and COM 2, The TYPE selection affects bot h Ports.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 127 6.13.4.7. Setting Hessen Protocol Status Flags Teledyne Instruments’ impl ementati on of Hessen protocols includes a set of status bits that the instrument includes in responses to inform the host computer of its condition.
Model GFC7000E Instruction Manual Operating Instructio ns 04584 Rev A1 128 To assign or reset the status flag bit assign ments, press: SETUP X .X SECONDARY SET UP MENU COMM VA RS DIA G AL RM EX IT SAMP LE E N TE R SE TU P PASS : 81 8 8 1 8 ENTR EX IT SETUP X .
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 129 7. CALIBRATION PROCEDURES This section contains a variety of information regarding the various methods for calibrating a Model GFC7000E CO 2 Analyzer as well as other supporting in formation.
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 130 7.1.2. Calibration Gas Traceability All equipment used to produce calibration gases sho uld be verified against standards of the National Institute for Standards and Technology (NIST).
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 131 MODEL 700 Gas D iluti on Calibr ator VENT Calib rated CO 2 Gas Source of SAMPLE Gas Removed during Calibration MODEL GFC7000E .
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 132 STEP THREE : Perform the Zero/Span Calibration Procedure: M-P CAL STA BIL=XX X.X PPM CO2 =XXX .X < TST TS T > ENTR CONC EXIT M-P CAL STA B IL=XXX. X PP M CO2 =X XX .X < TST TS T > CA L SETUP M- P CAL STA BIL=XXX.
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 133 7.3. Manual Calibration Checks Informal calibration check s, which only evaluate but do not alter the anal yzer’s response cur ve, are recommended as a regular maintenance item and in order to monitor the anal yzer’s performance.
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 134 Source of SAMPLE Gas VENT VENT Cert ified CO 2 Gas Source of SAMPLE Gas VENT if input is pressurized Needle valve to contro l .
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 135 Figure 7-5: Pneumatic Connections –MGF C7000E with Zero/Span Valves (OPT 52) External Zero Air Scrubber Certified CO Gas Sou.
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 136 STEP THREE : Perform the zero/span calibration. Zero and span checks using the zero/span valve option are simila r to that described in Sect ion 3.
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 137 7.5. Manual Calibration Checks with Zero/Span Valves Zero and span checks using the VARIOUS zero/s pan valve options available for the MGFC7000E are similar to that described in Section 7.
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 138 M- P CAL STA BIL=XXX.X PP M CO2 =XX X .X < TST TST > CAL CA LZ CALS SETU P ACTION : Allow zero gas to enter the sample port at the rear of the instrum ent. Wait until STA BIL falls below 1.
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 139 7.6. Automatic Zero/Span Cal/Check (AutoCal) The AutoCal system allows unattended periodic operation of the ZERO/SPAN valve options by using the MGFC7000E’s internal ti me of day clock.
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 140 The following example sets Sequen ce #2 to do a Zero-Span Calibration every other day starting at 1 am on September 4, 2001, lasting 15 minutes, without calibration. This will start ½ ho ur later each iteration.
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 141 To program the Sequence: Toggl e keys to set number of days between proce dures (1- 367) Toggle keys to set delay ti me for each it er ati on of t he sequence: HH:MM (0 – 24 :00) SETUP X.
Model GFC7000E Instruction Manual Calibration Procedures 04584 Rev A1 142 7.6.1. AutoCal with Auto or Dual Reporting Ranges Modes Selected SETUP C.4 RANGE TO CA L: HIGH <SET EDIT EXIT EXIT returns to the PRIMARY SETUP Men u SETUP C .4 SEQ 2) ZE RO – SPAN, 2:00 :30 PREV NEXT MODE SET EXIT SETUP C.
Model GFC7000E Instruction Manual EPA Protocol Calibration 04584 Rev A1 143 8. EPA PROTOCOL CALIBRATION At the writin g of this manual there is no EP A requirements for th e monitoring of CO 2 or published calibration protocols.
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Model GFC7000E Instruction Manual MA INTENANCE S CHEDULE & PROC EDURES 04584 Rev A1 145 9. MAINTENANCE SCHEDULE & PROCEDURES Predictive diagnostic fun ctions including failure w arnings and al.
Model GFC7000E Instruction Manual MAINTENANCE SCHEDULE & PRO CEDURES 04584 Rev A1 146 Table 9-1: GFC7000E Maintenance Schedule Date Performe d Item Action Freq Cal Check Req’d.
Model GFC7000E Instruction Manual MAINTENANCE SCHEDULE & PRO CEDURES 04584 Rev A1 147 Table 9-2: GFC7000E Test Function Record Date Recorded Function Operating Mode* STABILITY ZERO CAL CO2 MEAS ZE.
Model GFC7000E Instruction Manual MAINTENANCE SCHEDULE & PROCEDURES 04584 Rev A1 148 9.2. Predicting Failures Using the Test Functions The Test Functions can be used to predict failure s by looking at how their values change over time.
Model GFC7000E Instruction Manual MAINTENANCE SCHEDULE & PROCEDURES 04584 Rev A1 149 9.3.1. Replacing the Sample Particulate Filter The particulate filter sh ould be inspected ofte n for signs of plugging or contamination.
Model GFC7000E Instruction Manual MAINTENANCE SCHEDULE & PROCEDURES 04584 Rev A1 150 9.3.2. Rebuilding the Sample Pump The diaphragm in the sampl e pump periodically wears out and m ust be replaced. A sample rebuild kit is available – see Appen dix B of this manual for the part numb er of the pump rebuild kit.
Model GFC7000E Instruction Manual MAINTENANCE SCHEDULE & PROCEDURES 04584 Rev A1 151 4. Pressurize the instrument with th e leak checker, allowing enough ti me to fully pressurize the instrument through th e critical flow orifice. Check each fitting w ith soap bubble solution, looking for bubbles.
Model GFC7000E Instruction Manual MAINTENANCE SCHEDULE & PROCEDURES 04584 Rev A1 152 User Notes.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 153 10. THEORY OF OPERATION The Model GFC7000E Gas Filter Correlation Ca rbon Dioxide Analyzer is a microprocessor- controlled analyzer tha t determines th e concentration of ca rbon dioxide (CO 2 ) in a sample gas drawn through th e instrument.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 154 10.1.2. Measurement Fundamentals In the most basic terms, the Model GFC7000E uses a high energy heated element to generate a beam of broad-band IR light with a known inte nsi ty (measured during Instrument cal ibration.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 155 Measurement Cell (Pure N 2 ) Refere n ce Cell (N 2 with CO 2 ) Figure 10-2: GFC Wheel A GFC wheel is a metallic wheel into which two cham bers are carved. The chamb ers are sealed on both sides with material transparent to 4.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 156 does not absorb IR light. Th is results in a fluctuat ion in the intens ity of the IR light striking the photo-detector (See Figure 10-3) that results in the out put of the detector resembling a square wave.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 157 calibration SLOPE and OFFS ET values to produce the CO 2 concentration which is th en normalized for changes in sample pressure.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 158 10.1.4. Ambient CO 2 Interference Rejection CO 2 absorbs IR light very well. So well that even the narrow volume of ambient air between the IR source and the sample chamber is enough to alter the analyzer’s measured concentration of CO 2 .
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 159 10.2.1. Sample Gas Flow GFC Whee l Motor PARTICULATE FILTER INSTRUMENT CHASSIS PUMP GFC Wheel Housing SAMPLE CH AMBER GFC Motor.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 160 SPRIN G O-RINGS FILTER CRITICA L FLOW ORIFICE A REA OF LOW PRESSUR E ARE A O F HIGH PRESSU RE Sonic Shockwave Figure 10-8: Flow.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 161 Particulate Filter The Model GFC7000E Analyzer come s equipped with a 47 mm diameter , Teflon, particulate filter with a 5 micron pore size.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 162 • Through the analyzer’s keyboard and vacuum fl orescent display over a clocked, digital, serial I/O bus (using a protocol .
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 163 10.3.2. CPU The Model GFC7000E’s CPU is a, low power (5 VDC, 0.8A max), high performance, 386-based microcomputer running MS-DOS. Its operation and asse mbly conform to the PC/104 Specification version 2.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 164 10.3.3.2. IR Source The light used to detect CO 2 in the sample chamber is gene rated by a element heated to approximately 1100 o C producing infrared radiation across a br oad band.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 165 synchronous / demodulation ci rcuitry of the anal yzer to latch onto the most stable part of each measurement and reference IR pulse.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 166 Thermo-Ele ctric Cooler Control Circuit Sample & Hold Circuits (x4) Amplifie rs Dark Switch Photo- detect or Pre Amp Phase .
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 167 The four sample and h old circuits are: ACTIVE WHEN: DESIGNATION IR BEAM PASSING THROUGH SEGMENT SE NSOR PULSE IS: Measure Gate.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 168 Table 10-1: Sync/Dem od Status LED Act ivity LED FUNCTION STATUS OK FAULT STATUS D1 M/R Sensor Status LED flashes approximately 2/second LED is stuck ON or OFF D2 Segment Sensor Status LED flashes approximately 6/second LED is stuck ON or OFF See Section 11.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 169 GFC Wheel Moto r Contro l: The GFC wheel operates f rom a AC voltage supplied by a multi-in put transformer located on the relay board. The step-down ratio of this transfo r mer is controll ed by fa ctory-installed jumpers to adjust for 100 VAC, 115 VAC or 230 VAC line power.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 170 STATUS LED’s DC VOLTAGE TEST POINTS RELA Y PCA PN 04135 Figure 10-14: Location of r elay board Status LED’s 10.3.5.2. I 2 C Watch Dog Circuitry Special circuitry on the relay board monitors the acti vity on the I 2 C bus and drives L ED D1.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 171 For calibration purposes, two reference voltages are suppl ied to the A/D converter: Reference Ground and +4.096 V DC. During c alibration, th e device measures the se two voltages, outputs their digital equivalent to the CPU.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 172 10.3.6.4. Analog Outputs The analyzer comes equippe d with four a nalog outputs: A 1, A2, A3 and a fourth that is a spare.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 173 10.3.6.6. External Digital I/O This External Digital I/O performs two functions. Status Outputs Logic-Level voltages are output through an opti ca lly isol ated 8-pin connector located on the rear panel of the analyzer.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 174 CAUTION Should the AC power circuit breaker trip, i nvestigate and correct the condition causing this situati on before turning the analyzer back on.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 175 Mother Board Status Outputs: 1 – 8 Contr ol Inpu ts: 1 – 6 CPU RS–232 ON LY RS-232 or R S–485 KEYBOARD RELAY BOARD PC/1.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 176 Table 10-3: Front Panel Status LED’s NAME COLOR STATE DEFINITION SAMPLE Green Off On Blinking Unit is not op erating in samp le mode, iDAS is dis abled. Sample Mode active; Fron t Panel Display being updated, iDAS data bein g stored.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 177 10.4.1.4. Keyboard/Display Interface Electronics FRONT PANEL Keypad Decoder Key Press Detect KEYBOARD Beeper Sample LED (Green).
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 178 This IC performs several functions: • Using a dedicated digital status bit, it sends a n interrupt signal al erting the CPU that new data from the keyboard is ready to send.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 179 DOS Shell AI FIRMWARE Analyzer Oper ations Calibr ation Pro cedur es Config uratio n Proce dures Autono mic Sys tems Diag nosti.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 180 During in strument calib ration (s ee Chapter 7) t he us er enters expected valu es for zero and span via the front panel keypad and commands the instru ment to make readings of calibrated sampl e gases for both levels.
Model GFC7000E Instruction Manual THEORY OF OPE RATI ON 04584 Rev A1 181 Depending on the sampl ing frequency and the num ber of data parameters the iDAS can store several months of data, which are retained even when the instrument is powered off or a new firmware is installed.
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Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 183 11. TROUBLESHOOTING & REPAIR PROCEDURES This section contains a variety of methods for iden tifying the source of performance problems with the analyzer. Also included in this section are procedures that are used in repairing the instrument.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 184 11.1.1. Interpreting WARNING Messages The most common and/or seriou s instrument failures w ill result in a warning message bein g displayed on the front panel.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 185 Table 11-1: Warning Message s - Indicated Failures WARNING MESSAGE FAULT CONDITION POSSIBLE CAUSES BENCH TEMP WARNING The opti cal bench temp is contr olled at 48 ± 5 ° C.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 186 Table 11-1: Warning Messages – Indicated Failures (cont. ) WARNING MESSAGE FAULT CONDITION POSSIBLE CAUSES SAMPLE PRES WARN Sample Pres sure is <10 in-Hg or > 35 in-Hg Normally 29.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 187 Functions whose values are st ill within th e acceptable range but have significant ly changed from the measurement recorded on the factory data sheet may also indicate a failure.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 188 Table 11-2: Test Functions - Indicated Failures (cont.) TEST FUNCTIONS ( As Displayed) INDICATED FAILURE (S.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 189 Toggles parameter ON/OFF Exit returns to DIAG display & all values return to sof tware contro l DIAG SI.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 190 because it may be possible to recover operation of the a nalyzer. If after 30 – 60 seconds neither the DS5 is flashing or n o characters have been wri tten to the front panel display then the CPU i s bad and must be replaced.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 191 D1 – M/ R Senso r Statu s D2 – Segment Senso r St a tu s JP4 Connect or to O pto-Pi ckup Board Figure 11-4: Sync/Demod Board St atus LED Locations 11.1.4.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 192 Table 11-5: Relay Board Stat us LED Failure Indications SIGNAL I/O PARAMETER LED FUNCTION ACTIVATED BY VIEW RESULT DIAGNOSTIC TECHNIQUE D2 Yellow WHEEL HEATER WHEEL_HEATER WHEEL _TEMP Voltage displayed should change.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 193 independent flow meter to perform a fl ow check as described in Section 9.3.4. If this test shows the flow to be correct, check the pressure sensors as described in Section 11.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 194 5. If an IZS option is installed in t he instrument, press CALZ and CALS .
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 195 ambient air, these natural, di urnal fluctuations mi ght be detected by the instrument and cause its in its calculation of the CO 2 concentration of the sample gas to drift.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 196 4. Confirm the sample pressure, wheel temperat ure, bench temperature, and sample flow readings are correct and have steady readings.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 197 11.3.1. Temperature Problems Individual control loops are used to maintain t he set point of the absorption ben ch, filter wheel, and IR photo-detector temperatures.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 198 11.3.1.3. GFC Wheel Temperature Like the bench heater above there are three po ssible causes for the G FC wheel temperature to have failed. 1. The wheel heater has failed.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 199 MGFC7000E Final Test And Validation Data Sheet -p/n 04271 shipped with the uni t from Teledyne Instruments). 1. The most common cause of excessive noise is leaks.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 200 11.4.2. DC Power Supply If you have determined th at the analyzer’s AC mains power is working, but th e unit is still not operating properly, there may be a problem wi th one of the instrument’ s switching power supplies.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 201 • D1 on the relay board is fl ashing, or • D1 is not fla shing but pressi ng a key on the fro nt panel results in a c hange to the displ ay.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 202 IR Source Drive U5 No The IR source drive output can be verified by measuring the voltage at J16 with the IR source disconnected. It should be 11.5± 0.5 V DC.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 203 11.4.6.3. GFC Wheel Drive If the D1 and D2 on the sync demo dulator board are not flashing then: 1. Check for power to the motor by measuring be tween pins 1 and 3 on the connector feeding the motor.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 204 • Measure the voltage across TP3 and TP1. With proper fl ow (800 sccm at the sa mple inlet) this should be approximately 4. 5V (this voltage will vary with altitude) .
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 205 described in Section 6.9.4.2 and then perform an An alog Output Step Test as described in Section 6.9.3. For each step the output s hould be withi n 1% of the nominal value listed in the table below.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 206 Connect a jumper from the +5 pin on the Stat us connecto r to the x5V on the Control In connector. Connect a second jumper from the ‘-‘ pin on the Status connector to the A pi n on the Control In connector.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 207 Problems with RS-232 connections usua lly center around 4 general areas: 1. Incorrect cabling and connectors. See Table 6-15 for connector and pi n-out information.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 208 please use the following procedure (see the Spare Parts list in Appendix B for part numbers and kits): 1. Turn off power to the analyzer. 2. Locate the assembly attached to the sample pump, see Figure 3–11.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 209 11.5.2. Removing/Replacing the GFC Wheel When Removing or replacing th e GFC Wheel it is importan t to perform the disassembly in t he following order to avoid damaging the components: 1.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 210 11 12 Figure 11-8: Removing the GFC Wheel 11. Remove the ONE (1) screw fastening the GF C wheel/mask assembly to the gfc motor hub. 12. Remove the GFC wheel/mask assembl y.
Model GFC7000E Instruction Manu al TROUBLES HOOTING & REPAIR PROCEDURES 04584 Rev A1 211 User Notes.
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Model GFC7000E Instruction Manual A Primer on Electro-Static Discharge 04584 Rev A1 213 12. A PRIMER ON ELECTRO-STATIC DISCHARGE Teledyne Instruments consi ders th e prevention of damage caused b y th.
Model GFC7000E Instruction Manual A Primer on Electro-Static Discharge 04584 Rev A1 214 Table 12-1: Static Generation Voltages for Typical Activities MEANS OF GENERATION 65-90% RH 10-25% RH Walking ac.
Model GFC7000E Instruction Manual A Primer on Electro-Static Discharge 04584 Rev A1 215 Potentially damaging electro-st atic discharges can occur: • Any time a charged surface (including the human body) discharges to a device.
Model GFC7000E Instruction Manual A Primer on Electro-Static Discharge 04584 Rev A1 216 • As long as my analyzer is pr operly installe d it is s afe from damage cau sed by static discharges : It is .
Model GFC7000E Instruction Manual A Primer on Electro-Static Discharge 04584 Rev A1 217 alligator clips are availa ble for use in work areas where there is no available grounded plug.
Model GFC7000E Instruction Manual A Primer on Electro-Static Discharge 04584 Rev A1 218 12.4.2. Basic anti-ESD Procedures for Analyzer Repair and Maintenance 12.4.2.1. Working at the Instrument Rack When working on the an alyzer while it is in the instru ment rack and plugged into a properly grounded power supply 1.
Model GFC7000E Instruction Manual A Primer on Electro-Static Discharge 04584 Rev A1 219 6. Disconnecting your wrist strap is always the last action taken before leaving the work be nch.
Model GFC7000E Instruction Manual A Primer on Electro-Static Discharge 04584 Rev A1 220 Static charges will bui ld up on the outer surface of the anti-ESD cont ainer during shipping as t he packing materials vibrate and rub against each other.
Model GFC7000E Instruction Manual APPENDIX A - Versio n Specific Software Documentation 045150110 R ev A1 221 APPENDIX A - Version Specific Software Documentation APPENDIX A-1: Model GFC7000E Software.
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Model GFC7000E Instruction Manual APPENDIX A-1: MGFC7000E So ftware Menu Trees, Revision E.0 045840110 R ev B.3 223 APPENDIX A-1: MGFC70 00E Software Me nu Tre es, Revision E.0 ZERO SPAN CONC COMM DIAG SAMPLE <TST TST> SETUP RANGE STABIL PRES SAMP FL PMT NORM PMT UV LAMP LAMP RATI O STR.
Model GFC7000E Instruction Manual APPENDIX A-1: MGFC7000E So ftware Menu Trees, Revision E.0 045840110 R ev B.3 224 LOW HIGH ZERO SPAN CONC SAMPLE <TST TST> SETUP COMM DIAG VARS (Secondary Setup Menu) CFG DAS RANG PASS CL K MORE ( Primary Setup Me nu) Only appear if reporting range is s et fo r AUTO range mode.
Model GFC7000E Instruction Manual APPENDIX A-1: MGFC7000E So ftware Menu Trees, Revision E.0 045840110 R ev B.3 225 • MOD EL NAME • SERIAL NUMBER • SOFTWARE REVISION • LIBRARY R EVIS ION • i.
Model GFC7000E Instruction Manual APPENDIX A-1: MGFC7000E So ftware Menu Trees, Revision E.0 045840110 R ev B.3 226 NAME EVENT PARAMETERS REPORT PERIOD NUMBER OF RECORDS RS-232 REPORT CHANNEL ENABLE CAL. HO LD CFG ACAL 1 1 Only appears if a valve option is installed.
Model GFC7000E Instruction Manual APPENDIX A-1: MGFC7000E So ftware Menu Trees, Revision E.0 045840110 R ev B.3 227 CFG ACAL 1 SETUP CLK PASS RNGE DAS MORE COMM VARS DIAG Go To DIAG MENU TR EE (Fig A-6) 1 On ly app ear s if a va lve is inst al led .
Model GFC7000E Instruction Manual APPENDIX A-1: MGFC7000E So ftware Menu Trees, Revision E.0 045840110 R ev B.3 228 INSTRUMENT IP 5 GATEWAY IP 5 SUBNET MASK 5 TCP PORT 3 DHCP INSTRUMENT IP GATEWAY IP .
Model GFC7000E Instruction Manual APPENDIX A-1: MGFC7000E So ftware Menu Trees, Revision E.0 045840110 R ev B.3 229 . QUIET COMPUTER SECURITY HESSEN PROTOCOL COM[1,2] E,7,1 RS-485 MULTIDROP ENABLE MOD.
Model GFC7000E Instruction Manual APPENDIX A-1: MGFC7000E So ftware Menu Trees, Revision E.0 045840110 R ev B.3 230 CFG A CAL 1 CL K PASS RNGE DAS MORE COMM VARS ANALO G OUTPUT DARK CALIBRATIO N 0) EX.
Model GFC7000E Instruction Manual APPENDIX A-2: Setup Variables For Serial I/O, Revision E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0 045840110 R ev B.3 231 APPENDIX A-2: Setup Vari ables For Serial I/O, Revi sion E.0 Table A-1: M GFC7000E Setup Variables, Revision E.
Model GFC7000E Instruction Manual APPENDIX A-2: Setup Variables For Serial I/O, Revision E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0 045840110 R ev B.3 232 SETUP VARIABLE NUMERIC UNITS DEFAULT VALUE VALUE RANGE DESCRIPTION USER_UNITS — PPM 0 PPB, PPM, 3, 8 , UGM, MGM 3, 8 , Concentration units for user interface.
Model GFC7000E Instruction Manual APPENDIX A-2: Setup Variables For Serial I/O, Revision E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0 045840110 R ev B.3 233 SETUP VARIABLE NUMERIC UNITS DEFAULT VALUE VALUE RANGE DESCRIPTION ET_TARGET_CONC PPM 40, 400 3, 8 1–10000 Target concentration during electrical t est.
Model GFC7000E Instruction Manual APPENDIX A-2: Setup Variables For Serial I/O, Revision E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0 045840110 R ev B.3 234 SETUP VARIABLE NUMERIC UNITS DEFAULT VALUE VALUE RANGE DESCRIPTION RS232_MODE BitFlag 0 0–65535 RS-232 COM1 mode flags.
Model GFC7000E Instruction Manual APPENDIX A-2: Setup Variables For Serial I/O, Revision E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0 045840110 R ev B.
Model GFC7000E Instruction Manual APPENDIX A-2: Setup Variables For Serial I/O, Revision E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0 045840110 R ev B.3 236 SETUP VARIABLE NUMERIC UNITS DEFAULT VALUE VALUE RANGE DESCRIPTION BENCH_DERIV — 2 0–100 Optical bench temperature PID derivative coefficient.
Model GFC7000E Instruction Manual APPENDIX A-2: Setup Variables For Serial I/O, Revision E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0 045840110 R ev B.3 237 SETUP VARIABLE NUMERIC UNITS DEFAULT VALUE VALUE RANGE DESCRIPTION CLOCK_FORMAT — “TIME= %H:%M:%S” Any character in the allowed character set.
Model GFC7000E Instruction Manual APPENDIX A- 3: Warnings and Test Functions, Revision E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0 045840110 R ev B.3 238 APPENDIX A-3: Warn ings and Test Functi ons, Revi sion E.0 Table A-2: GFC7000E Wa r ning Messages, Revision E.
Model GFC7000E Instruction Manual Table A-3: GFC7000E Test Functions, Revision E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0 045840110 R ev B.3 239 Table A-3: GFC7000E Test Functions, Revision E.0 TEST FUNCTION NAME 1 MESSAGE TEXT DESCRIPTION RANGE RANGE=50.
Model 360E Instruction Manual APPENDIX A-4: MGFC 7000E Signal I/O Definitions, Revision E.0 045840110 R ev B.3 240 APPENDIX A-4: MGFC70 00E Signal I/O D efinitions, Revision E .0 Table A-4: GFC7000E Signal I/O Definitions, Revision E.0 SIGNAL NAME BIT OR CHANNEL NUMBER DESCRIPTION SYNC_OK 0 1 = sync.
Model 360E Instruction Manual APPENDIX A-4: MGFC 7000E Signal I/O Definitions, Revision E.0 045840110 R ev B.3 241 SIGNAL NAME BIT OR CHANNEL NUMBER DESCRIPTION ST_SPAN_CAL 4 0 = in span calibration 1 = not in span ST_DIAG_MODE 5 0 = in diagnostic mode 1 = not in diagnostic mode ST_CONC_ALARM _1 2 6 0 = conc.
Model 360E Instruction Manual APPENDIX A-4: MGFC 7000E Signal I/O Definitions, Revision E.0 045840110 R ev B.3 242 SIGNAL NAME BIT OR CHANNEL NUMBER DESCRIPTION CO_MEASURE 2 Detector measure reading C.
Model 360E Instruction Manual APPENDIX A-5: GFC7000E iDAS Functions, Revision E.0 045840110 R ev B.3 243 APPENDIX A-5: GFC7 000E iDAS Functions , Revision E.
Model 360E Instruction Manual APPENDIX A-5: GFC7000E iDAS Functions, Revision E.0 045840110 R ev B.3 244 Table A-6: MGFC7000E i DAS Functions, Re vision E.0 NAME DESCRIPTION UNITS DETMES Detector measure read ing mV DETREF De tector reference reading mV RATIO M/ R ratio.
Model 360E Instruction Manual APPENDIX A-6: Te rminal Command Designators, Revision E.0 045840110 R ev B.3 245 APPENDIX A-6: Terminal Comm and Designat ors, Revision E.
Model 360E Instruction Manual APPENDIX A-6: Te rminal Command Designators, Revision E.0 045840110 R ev B.3 246 Table A-8: Terminal Key Assignments, Revision E.
Model 360E Instruction Manual APPENDIX A-6: Te rminal Command Designators, Revision E.0 045840110 R ev B.3 247.
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Model GFC7000E Instruction Manual APPENDIX B - GFC7000E Spare Parts List 045840120 R ev B.3 249 APPENDIX B - GFC7000E Spare Parts List NOTE The spare parts list for the Model GFC7000E is currently b ein g compiled. For information is spare parts please contact Teled yne Analytical Instr u ments customer service departme nt at 16830 Chestnut S t.
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Model GFC7000E Instruction Manual Append ix C - Repair Questionnaire - GFC7 000E 048450130 R ev A1 251 Appendix C - Repair Questionnaire - GFC7000E Company: _________________________ Contact Name: ___.
045150130 R ev A1 252 Notes and further information: _____________________________________________________ ______________________________________________________________________________ ______________.
Model GFC7000E Instruction Manual A PPENDIX D - ELECTRONIC SCHEMATICS 045840140 R ev A1 253 APPENDIX D - ELECTRONIC SCHEMATICS Table D-1: List of I nclude d Electronic Schematics DOCUMENT # DOCUMENT T.
Model GFC7000E Instruction Manual 04584 Rev A1 254 User Notes.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Teledyne GFC7000E c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Teledyne GFC7000E - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Teledyne GFC7000E, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Teledyne GFC7000E va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Teledyne GFC7000E, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Teledyne GFC7000E.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Teledyne GFC7000E. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Teledyne GFC7000E ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
