Manuel d'utilisation / d'entretien du produit NI 1450 Series du fabricant National Instruments
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IMAQ TM NI 1450 Series Comp act Vision System Use r Manu al NI 1450 Series Comp act Vision System User Manual June 200 3 Edition Part Numb er 32361 0A-01.
Supp ort Worl dwide Tec hnical Supp ort and Pro duct Inform ation ni.com Nati onal In strum ents Corp orate Headqu arter s 11500 Nor th Mopac E xpressway Austin, T exas 78759 -3504 USA Tel: 512 683 01.
Important Information Warrant y The NI 145 0 Series Compact Vi sion Syste m is warrante d agains t defects in materia ls and work mansh ip for a perio d of one yea r fro m the da te of shipme nt, as evide nced by receip ts or other documentatio n.
Compliance FCC/Canad a Radio Freq uency Interfere nce Compliance Determining FCC Class The Fed eral Co mmunicati ons Commis sion ( FCC) has r ules to protect wireles s commun ications from in terfer ence. Th e FCC places digi tal electronic s into two classes.
Conventions The follo wing con ventions are used in this manual: » The » symbol lead s you through nes ted menu items and dialog box op tions to a f inal action. The s equence File»P age Setup»Op tions dire cts you to pull do wn the File menu, select the Page Setup item, and select Opti ons from the la st dia log box.
© Nationa l Instrume nts Corpora tion vii NI 1450 Se ries Compa ct Vision Syst em User Ma nual Contents Chapter 1 NI 1450 Overview About the NI 14 50 Series Compact Vision System .................... ................. ................. . 1-1 Hardware Overview .
Contents NI 14 50 Ser ies Co mpact Visio n Syst em User Manual viii ni.co m LabVIEW Real-Time with the Vis ion Development Module: Setting up th e Development Computer.................. ................. ........... ................. ............ ....
Contents © Nationa l Instrume nts Corpora tion ix NI 1450 Se ries Compa ct Vision Syst em User Ma nual Pulse Width .................. ............ ................. ........... ................. ............ 4- 5 Trigger Polarity ............ .......
© Nationa l Instrume nts Corpora tion 1-1 NI 1450 Se ries Compa ct Vision Syst em User Ma nual 1 NI 1450 Over view This chapter prov ides an overview of the features and compon ents on the National Instrumen ts 1450 Series Compact Vision Syst em.
Chapte r 1 NI 1450 Ove rview NI 1450 Seri es Compac t Vision Syste m User Man ual 1-2 ni.com Figure 1-1 sho ws the NI 1450 f ront panel. Figu re 1-1. NI 1450 Series Compact Vision Sy stem Front Panel .
Chapt er 1 NI 14 50 Overvie w © Nationa l Instrume nts Corpora tion 1-3 NI 1450 Se ries Compa ct Vision Syst em User Ma nual A vailable Camera Bandwidth The IEEE 139 4 bus provides a fixed amount of bandwidth that is shared among the thr ee IEEE 1394a po rts on the NI 1 450.
Chapte r 1 NI 1450 Ove rview NI 1450 Seri es Compac t Vision Syste m User Man ual 1-4 ni.com Software Over view Programming the NI 1450 Series Compact Vision System requires the NI-IMAQ for IEEE 1394 Cameras driver software, vers ion 1.5 or later, to control the hardware and one of the following applicatio n software packages to proce ss images.
Chapt er 1 NI 14 50 Overvie w © Nationa l Instrume nts Corpora tion 1-5 NI 1450 Se ries Compa ct Vision Syst em User Ma nual National Instruments App lication Software Vision Builder for Auto mated I.
Chapte r 1 NI 1450 Ove rview NI 1450 Seri es Compac t Vision Syste m User Man ual 1-6 ni.com V ision Assi stant is an intera ctiv e prot otyping tool for mach ine vision and scientific imaging de velopers and is included with the V ision Dev elopment Module.
© Nationa l Instrume nts Corpora tion 2-1 NI 1450 Se ries Compa ct Vision Syst em User Ma nual 2 Setup and Configuration This chapter provides instructions for connecting the NI 14 50 Series Compact Vision System hardware.
Chapter 2 Set up and Configu ration NI 1450 Seri es Compac t Vision Syste m User Man ual 2-2 ni.com ❑ 4-posi tion po wer connector—r equired if you are not using the NI desk top po wer suppl y ❑.
Chapte r 2 Setup and Conf iguratio n © Nationa l Instrume nts Corpora tion 2-3 NI 1450 Se ries Compa ct Vision Syst em User Ma nual • Digital I/O cable and vertical DIN rail terminal block (part nu.
Chapter 2 Set up and Configu ration NI 1450 Seri es Compac t Vision Syste m User Man ual 2-4 ni.com LabVIEW Real -Time Module and Visio n Developmen t Module Documents • NI Visi on Assist ant Help .
Chapte r 2 Setup and Conf iguratio n © Nationa l Instrume nts Corpora tion 2-5 NI 1450 Se ries Compa ct Vision Syst em User Ma nual foreign matter—solid, liq uid, or gas—that may reduce dielectric strength or surface resisti vity . Pollution degrees are listed below .
Chapter 2 Set up and Configu ration NI 1450 Seri es Compac t Vision Syste m User Man ual 2-6 ni.com equipment , circuits po wered by r egula ted lo w-vo ltage sour ces, and electronics. • Installation Category II is for measu rements performe d on circuits directly connected to the electrical distrib ution system.
Chapte r 2 Setup and Conf iguratio n © Nationa l Instrume nts Corpora tion 2-7 NI 1450 Se ries Compa ct Vision Syst em User Ma nual Figu re 2- 1. Conn ecti on Seq uence • Set up the hardwa re —This section explains how to con nect a camera, monitor , and po wer supply to the NI 1450 .
Chapter 2 Set up and Configu ration NI 1450 Seri es Compac t Vision Syste m User Man ual 2-8 ni.com Subnet Conside rations To confi gure the NI 1450, it mu st reside on the s ame subnet as t he development co mputer. Once the NI 1450 is configured, o ther subnets can access and use it.
Chapte r 2 Setup and Conf iguratio n © Nationa l Instrume nts Corpora tion 2-9 NI 1450 Se ries Compa ct Vision Syst em User Ma nual If your cam era requires an e xternal po w er supply , conn ect it to the camera and v erify that the camera is powered on.
Chapter 2 Set up and Configu ration NI 1450 Seri es Compac t Vision Syste m User Man ual 2-10 ni.com The NI 1450 ships with a factor y-installed startup program that, when the NI 1450 is connected to a camera and po wered on, acqu ires images and displays them on the monitor .
Chapte r 2 Setup and Conf iguratio n © Nationa l Instrume nts Corpora tion 2-11 N I 1450 Series Compact Vision Sy stem Us er Manual The NI 1450 ships w ith a 4-posi tion po wer conn ector that plugs directly into the power input connector on the NI 1450.
Chapter 2 Set up and Configu ration NI 1450 Seri es Compac t Vision Syste m User Man ual 2-12 ni.com Figur e 2-4. Ethern et Connec tion Vision Builder AI: Setting up the Development Computer This sect.
Chapte r 2 Setup and Conf iguratio n © Nationa l Instrume nts Corpora tion 2-13 N I 1450 Series Compact Vision Sy stem Us er Manual The follo wing items are necessary for setting up the de velopment computer . ❑ V ision Builder AI software, v ersion 2.
Chapter 2 Set up and Configu ration NI 1450 Seri es Compac t Vision Syste m User Man ual 2-14 ni.com Tip T o uniquel y identify unconf igured N I 1450s , connect and con fi gure one N I 1450 at a time. 4. Cl ick Co nfigure to launch the V is ion Builder AI Remote T arget Configuration W izard.
Chapte r 2 Setup and Conf iguratio n © Nationa l Instrume nts Corpora tion 2-15 N I 1450 Series Compact Vision Sy stem Us er Manual LabVIEW Real-T ime with the Vision Development Module: Setting up t.
Chapter 2 Set up and Configu ration NI 1450 Seri es Compac t Vision Syste m User Man ual 2-16 ni.com 7. Insert the NI- IMA Q for IEEE 1394 Cameras CD into the CD-R OM drive. Note If you select the custom software installation, make sure to install th e support for the NI 1450 Series Compact V ision System.
Chapte r 2 Setup and Conf iguratio n © Nationa l Instrume nts Corpora tion 2-17 N I 1450 Series Compact Vision Sy stem Us er Manual Download ing Softw are onto the NI 1450 1. In the MAX co nfi guration wi ndo w , click the Software tab . This windo w displays the st atus of t he softwa re on the N I 1450.
© Nationa l Instrume nts Corpora tion 3-1 NI 1450 Se ries Compa ct Vision Syst em User Ma nual 3 LEDs, DIP Switches, and Connectors This chapter provides information about the location and functionality of the LED indi cators, DIP switc hes, and connect ors on th e NI 1450.
Chapter 3 LEDs, DIP Switches , and Connectors NI 1450 Seri es Compac t Vision Syste m User Man ual 3-2 ni.com POWER OK LED Under normal operating con ditions, t he POWER OK LED remains green while the NI 1450 is powered on. A green POWER OK LED indicates that NI 1450 main p ower is receiving power and th at the NI 1450 is not in a fault state.
Chapter 3 LEDs, DIP Switches, and Conne ctors © Nationa l Instrume nts Corpora tion 3-3 NI 1450 Se ries Compa ct Vision Syst em User Ma nual Figur e 3-2. ACT /LINK and 100 Mb ps LEDs DIP Switches This section describes the SAF E MODE , IP RES ET , NO APP , and USER 1 DIP switches on the NI 1450.
Chapter 3 LEDs, DIP Switches , and Connectors NI 1450 Seri es Compac t Vision Syste m User Man ual 3-4 ni.com Figure 3-3 sho ws the lo cation of the DI P switc hes on the NI 1 450. Figu re 3-3 . DIP Switch es SAFE MODE Swit ch To boot the NI 1450 i n Safe mod e, move the SAF E MODE switch to the ON position an d reset the NI 145 0.
Chapter 3 LEDs, DIP Switches, and Conne ctors © Nationa l Instrume nts Corpora tion 3-5 NI 1450 Se ries Compa ct Vision Syst em User Ma nual IP RESET Switch To clear the NI 1450 IP settings, m ove the IP RESET switch t o the ON position and reset the NI 1450.
Chapter 3 LEDs, DIP Switches , and Connectors NI 1450 Seri es Compac t Vision Syste m User Man ual 3-6 ni.com Connectors This section des cribes the connectors o n the NI 1450 and in cludes pinouts and signal d escriptions for each conn ector. T able 3-1 summarizes the function s of the conn ectors on t he NI 1450.
Chapter 3 LEDs, DIP Switches, and Conne ctors © Nationa l Instrume nts Corpora tion 3-7 NI 1450 Se ries Compa ct Vision Syst em User Ma nual Figure 3-4 sho ws the po wer connector on the NI 1450, and T ab le 3-2 describes each termin al on the connector .
Chapter 3 LEDs, DIP Switches , and Connectors NI 1450 Seri es Compac t Vision Syste m User Man ual 3-8 ni.com Figur e 3-5. Gr oundin g Lug on the NI 1 450 IEEE 1 394 The IEEE 139 4 connecto rs on the NI 1 450 provide a reliable, high-frequ ency connection b etween the NI 145 0 and to up to three DCAM-co mpatible IEEE 1394 cameras.
Chapter 3 LEDs, DIP Switches, and Conne ctors © Nationa l Instrume nts Corpora tion 3-9 NI 1450 Se ries Compa ct Vision Syst em User Ma nual Figu re 3-6.
Chapter 3 LEDs, DIP Switches , and Connectors NI 1450 Seri es Compac t Vision Syste m User Man ual 3-10 ni.com COM1 COM1 is a high-s peed RS-232 (DTE) serial port used fo r connecting to serial dev ices, suc h as PLCs, s canners, and lighting devi ces.
Chapter 3 LEDs, DIP Switches, and Conne ctors © Nationa l Instrume nts Corpora tion 3-11 N I 1450 Series Compact Vision Sy stem Us er Manual Et hern et The Ether net port on t he NI 1450 provide s connectio n between th e NI 1450 and the development computer, either directly or through a network port.
Chapter 3 LEDs, DIP Switches , and Connectors NI 1450 Seri es Compac t Vision Syste m User Man ual 3-12 ni.com For detailed informatio n about d igital I/O function ality and reco mmended use cases, refe r to Chapter 4, Digital I/O Functionality .
Chapter 3 LEDs, DIP Switches, and Conne ctors © Nationa l Instrume nts Corpora tion 3-13 N I 1450 Series Compact Vision Sy stem Us er Manual 4 5 TTL Output 1 Pulse ge nerato r output General -purpo s.
Chapter 3 LEDs, DIP Switches , and Connectors NI 1450 Seri es Compac t Vision Syste m User Man ual 3-14 ni.com 26 34 Ciso Isolated common — 27 36 ISO Output 2 Gene ral-pu rpose ou tput — 28 37 ISO.
© Nationa l Instrume nts Corpora tion 4-1 NI 1450 Se ries Compa ct Vision Syst em User Ma nual 4 Digital I/O Functionality This chapter describes the primary functions of the digital in puts and outputs on the NI 1450 Series Compact Vis ion System.
Chapter 4 Dig ital I/O Functionality NI 1450 Seri es Compac t Vision Syste m User Man ual 4-2 ni.com TTL In puts and Outputs TTL is a fast-switc hing 5 V d igital si gnaling st andard common ly used for applications that req uire high precision, such as camera triggerin g.
Chapter 4 Digital I/O Functionalit y © Nationa l Instrume nts Corpora tion 4-3 NI 1450 Se ries Compa ct Vision Syst em User Ma nual T rigge r Inputs Trigger inputs are available fro m bot h TTL inputs and isolated inp uts.
Chapter 4 Dig ital I/O Functionality NI 1450 Seri es Compac t Vision Syste m User Man ual 4-4 ni.com Ti med Pulse Output The NI 1450 is capable of timed pulse output on six different digital outp uts, w hich p rov ides pr ecis e co ntro l over time-critical signals, such as camera exposure.
Chapter 4 Digital I/O Functionalit y © Nationa l Instrume nts Corpora tion 4-5 NI 1450 Se ries Compa ct Vision Syst em User Ma nual Figure 4-1 sho ws an outp ut pulse when a trigger is selected. Figu re 4-1 . Output Pulse When T r igger Is Select ed Pulse Modes Each pulse generator has a Start and a Stop mode.
Chapter 4 Dig ital I/O Functionality NI 1450 Seri es Compac t Vision Syste m User Man ual 4-6 ni.com Figu re 4-2 . Hi gh Puls e wi th Risin g Edge T rigger Figure 4-3 sho ws ho w to create a high and lo w pulse train with a microsec ond delay and width .
Chapter 4 Digital I/O Functionalit y © Nationa l Instrume nts Corpora tion 4-7 NI 1450 Se ries Compa ct Vision Syst em User Ma nual Figure 4- 4 sho ws a rising edge trigger and a lo w pulse with a quadrat ure encoder del ay and a mi crosecond widt h.
Chapter 4 Dig ital I/O Functionality NI 1450 Seri es Compac t Vision Syste m User Man ual 4-8 ni.com T able 4-3 lists the product select ion ports. General-Purpose I/O General-Purpose Input s General-purpo se inputs are available as both TTL and isolated inputs .
Chapter 4 Digital I/O Functionalit y © Nationa l Instrume nts Corpora tion 4-9 NI 1450 Se ries Compa ct Vision Syst em User Ma nual An e xample of us ing general-p urpose outp uts is dri ving a relay that t urns on an Inspection in Pro gress light for an operato r to see while the inspection sequence is run ning.
Chapter 4 Dig ital I/O Functionality NI 1450 Seri es Compac t Vision Syste m User Man ual 4-10 ni.com Disabling Sh utdown Mode To disa ble Shutdow n mode once it is enabl ed, remove Shutdown mode from th e software s cript and r eset the NI 1450. To r eset the system, press the RESE T button on the NI 145 0 front pa nel for at leas t two second s.
Chapter 4 Digital I/O Functionalit y © Nationa l Instrume nts Corpora tion 4-11 N I 1450 Series Compact Vision Sy stem Us er Manual Overheat Operating the NI 1450 outside of its temperature specifications may cause the NI 14 50 to overheat . Refer to App endix B, Specifications , for temperature specifications.
Chapter 4 Dig ital I/O Functionality NI 1450 Seri es Compac t Vision Syste m User Man ual 4-12 ni.com Figur e 4-5. Examp le of Conne cting an Iso lated Inp ut to a Sourcing Output Devi ce Wiring an I solated Outp ut to an E xternal Lo ad The digit al output ci rcuit so urces curre nt to external loads, as shown in the examp le in Figure 4-6.
Chapter 4 Digital I/O Functionalit y © Nationa l Instrume nts Corpora tion 4-13 N I 1450 Series Compact Vision Sy stem Us er Manual Protecting In ductive Loads When an inductive load , such as a rela.
Chapter 4 Dig ital I/O Functionality NI 1450 Seri es Compac t Vision Syste m User Man ual 4-14 ni.com Figu re 4-8 . Exampl e Connect ions When connecting to TTL inputs on th e NI 1450 de vice, match th e output impedance of the transmittin g de vice to the characteristic impedance of the cable.
Chapter 4 Digital I/O Functionalit y © Nationa l Instrume nts Corpora tion 4-15 N I 1450 Series Compact Vision Sy stem Us er Manual T able 4-5 summarizes a typical sing le-camera conf iguration. Figure 4-9 sho ws a typical sin gle-camera setup. Figu re 4-9 .
© Nationa l Instrume nts Corpora tion 5-1 NI 1450 Se ries Compa ct Vision Syst em User Ma nual 5 Deployment This chapt er provi des guidelin es for c onnecting t he NI 1450 S eries Compact Vision System to a network.
Chapte r 5 Dep loyme nt NI 1450 Seri es Compac t Vision Syste m User Man ual 5-2 ni.com T o connect multip le NI 1450s to the same netw ork, each NI 1450 mus t ha ve a unique IP address. By default, the configuration utility running on the de velopment co mputer displays each NI 1450 that e xists on the su bnet.
Chapt er 5 Deploym ent © Nationa l Instrume nts Corpora tion 5-3 NI 1450 Se ries Compa ct Vision Syst em User Ma nual Figu re 5-3. NI 1450 Seri es Compact V ision System C onnecte d to a Monitor At any time, y ou can reconnect the host machine to the NI 1450 and remotely monito r progress.
© Nationa l Instrume nts Corpora tion A-1 NI 1450 Series Compact Vis ion System User Manu al A T roubleshooting This append ix pro vides i nstructi ons for tro ubleshoot ing the NI 1450.
Appendix A T roublesh ooting NI 14 50 Ser ies Co mpact V ision System User Ma nual A-2 ni.com • Another de vice on the network is using the IP address assigned to the NI 1450. Ei ther remo ve o r reconf igure the other de vice, or r econfi gure the NI 14 50 IP addr ess.
Appendix A T roubl eshooting © Nationa l Instrume nts Corpora tion A-3 NI 1450 Series Compact Vis ion System User Manu al • W atchdog expired while co nfigu red for the s ystem shutdo wn option – Determine if the interval between watchdog resets is insuff icient for the pro cessing time.
Appendix A T roublesh ooting NI 14 50 Ser ies Co mpact V ision System User Ma nual A-4 ni.com POWER OK LED Is N ot Lit When the NI 14 50 is Powered on If the power supply is properly connected to the .
© Nationa l Instrume nts Corpora tion B-1 NI 1450 Series Compact Vis ion System User Manu al B Specifications This appendix lists the specif ications of the NI 1450 Series Compact V ision System. These spe cifications are typi cal at 25 °C, unless otherwise no ted.
Appendix B Spe cification s NI 14 50 Ser ies Co mpact V ision System User Ma nual B-2 ni.com TTL In puts and Outputs Digital logic levels TTL In puts Number of channels .......................... ......2 Maximum pulse rate .................... .......
Appendix B Speci fications © Nationa l Instrume nts Corpora tion B-3 NI 1450 Series Compact Vis ion System User Manu al Maximum pulse rate................. ........... ... 100 kHz Minimum pulse detected ............... ......... 10 µ s Reverse polarity p rotection .
Appendix B Spe cification s NI 14 50 Ser ies Co mpact V ision System User Ma nual B-4 ni.com Environment al The NI 1450 is intended for indo or use only . Operating temperature, vertical mounting p osition ......................0 to 55 °C Operating temperature, all other positions.
Appendix B Speci fications © Nationa l Instrume nts Corpora tion B-5 NI 1450 Series Compact Vis ion System User Manu al CE Compliance This product meets the ess ential requ irements of applicab le European Directi ves, as am ended for CE markin g, as follo ws: Low-Voltage Directive (saf ety) .
© Nationa l Instrume nts Corpora tion C-1 NI 1450 Series Compact Vis ion System User Manu al C T echnical Support and Professional Ser vices Visit the followin g sections of the Nationa l Instruments Web site at ni.
Appendix C T echnical Support a nd Professi onal Ser vices NI 14 50 Ser ies Co mpact V ision System User Ma nual C-2 ni.com • Calibration Certificate —If your prod uct supp orts calibrati on, you can obtain the calibration certif icate for your product at ni.
© Nationa l Instrume nts Corpora tion G-1 NI 1450 Se ries Compa ct Vision Syst em User Manual Glossar y Symbol Pref ix V a lue µ mic ro 10 –6 m milli 10 –3 k kilo 1 0 3 Mm e g a 1 0 6 Symbols °C Degrees Celsius. A AC Alternating current. ac qu i si ti on wi n do w The image size specif ic to a video standard or cam era resolution.
Gloss ar y NI 14 50 Ser ies Co mpact V ision System User Ma nual G-2 ni. com DIP switch Dual Inline Pack age switch. DNS Domain Name System. E Ethernet cr osso ver cable Cate gory 5 or Categ ory 6 cable us ed for direct conn ection between the developme nt com pute r an d the Real-T ime target.
Glossary © Nationa l Instrume nts Corpora tion G-3 NI 1450 Se ries Compa ct Vision Syst em User Manual N NI -I MA Q Dri ve r software for Natio nal Instru ments image acq uisition (I MA Q) hardw are. P PG Pulse Generatio n. PLC Programmable Log ic Controller .
Gloss ar y NI 14 50 Ser ies Co mpact V ision System User Ma nual G-4 ni. com V V V olts . VDC V olts direct current. VI V irtual Instr ument. A combi nation of h ardware and/or softw are element s, typically used with a PC, th at has the functionality of a classic stand- alone instrumen t.
© Nationa l Instrume nts Corpora tion I-1 NI 1450 Seri es Compact Vision System User Manu al Index Numerics 100 Mbps LED, 3-2 A accessories, 2- 2 application software insta lling LabVI EW , 2-15 inst.
Index NI 14 50 Ser ies Co mpact V ision System User Ma nual I-2 ni.com isolated I/O, 4-2 isolated I/O (table), 4 -3 protecti ng inductive loads, 4-13 signal func tionality, 4-1 sourcing output dev ice.
Index © Nationa l Instrume nts Corpora tion I-3 NI 1450 Seri es Compact Vision System User Manu al inputs general-p urpose, 4-8 TTL, 4-2 installa tion category descriptions , 2-5 instrum ent dri vers.
Index NI 14 50 Ser ies Co mpact V ision System User Ma nual I-4 ni.com POWER OK LED, 3-2 power r equirement s specif ications, B- 1 power supp ly conn ector , 3-6 , 3-7 connector (table) , 3-6 deskt o.
Index © Nationa l Instrume nts Corpora tion I-5 NI 1450 Seri es Compact Vision System User Manu al TRIG 1 cable, 3-11 connector (table) , 3-6 TRIG 2 cable, 3-11 connector (table) , 3-6 trigger input .
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 National Instruments NI 1450 Series 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 National Instruments NI 1450 Series - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation National Instruments NI 1450 Series, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le National Instruments NI 1450 Series va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le National Instruments NI 1450 Series, 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 National Instruments NI 1450 Series.
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 National Instruments NI 1450 Series. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei National Instruments NI 1450 Series 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.
