Manuel d'utilisation / d'entretien du produit DDAA1000/SRM du fabricant Omron
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U SER G UIDE I NDUSTRIAL D ATA C OMMUNICA TIONS It is essential that all instructions contained in the User Guide are followed precisely to ensure proper operation of equipment.
DA T A-LINC GROUP PN 161-09981-002C Product User Guide FCC Notification This device complies with part 15 of the FCC rules. Operation is subject to the following conditions: 1 ) This device may not cause harmful interference and 2 ) This device must accept any interference received, including interference that may cause undesired operation.
DA T A-LINC GROUP 1 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 T able of Contents Page Introduction 3 Discrete Operation 5 Analog Operation 8 Changing System or Radio Configurations 12 T echni.
DA T A-LINC GROUP 2 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide.
DA T A-LINC GROUP 3 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Introduction The DDAA1000/SRM and DD1000/SRM are discrete/analog signal multiplexers. They are designed to provide increased communication distance where wire lengths are too long or not possible.
DA T A-LINC GROUP 4 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide T able 1: LED Description Figure 2: Normal User Connection D C . d i l o s n o e b l l i w D E L s i h t k n i L F R n a d e h s i l b a t s e e v a h s t i n u e h t n e h W . D E L t c e t e D r e i r r a C x T .
DA T A-LINC GROUP 5 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Discrete Operation Requirements 1. The output s of the units cannot directly drive a relay . The digital output s are open collector current sinking to the common ground. An external power supply must be used to provide DC power to any relays.
DA T A-LINC GROUP 6 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Point-to-Point Discrete Operation The following illustrates an example of a point-to-point discrete system. The “Contact Closure Input” may be as simple as a bare wire or be connected to an output of an I/O module.
DA T A-LINC GROUP 7 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Point-to-Multipoint Discrete Operation A multipoint system will involve two or more remote locations, which may be transmitting contact input information, providing discrete outputs or both.
DA T A-LINC GROUP 8 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Analog Operation Specifications 1. This unit does not provide loop power to devices. 2. The outputs can operate on loops with a maximum total resistance of 300 ohms. 3. The resolution of this unit is 8 bits with accuracy of 2%.
DA T A-LINC GROUP 9 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Figure 7: Connection of a flow meter to the DDAA1000/SRM unit Flow Meter 4- 20 mA O ut In f ro m S en so r B A P w r 4- 2 0m A I .
DA T A-LINC GROUP 10 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Point-to-Multipoint Analog System Unlike the discrete versions, the system must be configured for where specific inputs and outputs are directed. Each unit is normally factory configured and designed to interface with the specific system.
DA T A-LINC GROUP 11 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Point-to-Multipoint Analog Operation A system is to be built where one analog input exist at one remote and one at another . The maximum possibility of master outputs is eight, so this is a valid configuration.
DA T A-LINC GROUP 12 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Changing System or Radio Configurations T o access the system or radio setups the user must remove all connectors from the DDAA1.
DA T A-LINC GROUP 13 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 T echnical Specifications Channels DD1000/SRM has 8 discrete inputs and 8 discrete outputs. DDAA1000/SRM has 8 discrete inputs, 8 discrete outputs, 8 analog inputs and 8 analog outputs.
DA T A-LINC GROUP 14 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide T roubleshooting I have the units setup on a bench for testing, but the Master’s status LED keeps flashing or is solid and I do not have a carrier . When shipped, the units are setup for a maximum transmit power of 1 watt.
DA T A-LINC GROUP 15 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 T echnical Support Data-Linc Group maintains a fully trained staff of service personnel who are capable of providing complete product assistance. They can provide you with technical, application and troubleshooting, spare parts and warranty assistance.
DA T A-LINC GROUP 16 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Appendix A Enclosure Dimensions TOP 4 - 20mA OUTPUT PWR STATUS CONTACT CLOSURE INPUT 8 7 6 5 4 3 2 1 G CONTACT CLOSURE OUTPUT 8 7 6 5 4 3 2 1 G 4 - 20mA INPUT DATA-LINC GROUP (425) 882-2206 DD A A1 0 00 / S RM / M Rx CD T x 6.
DA T A-LINC GROUP 17 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Appendix B Figure 10: PCB Layout DDAA1000 - DD1000 Configuration The system configuration parameters are stored in an EEprom memory . This memory can only be changed by the onboard microprocessor using serial commands via port P3.
DA T A-LINC GROUP 18 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide If you have the Data-Linc Group PC program DDAAEEprom.exe it is designed to run in Windows. Load the program DDAAEEprom.exe into your PC. S tart the program. When the system layout window appears fill in the following information: 1.
DA T A-LINC GROUP 19 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 The number of analog values received from a remote is the same as the number of analog inputs sent to a remote. If a DDAA remote unit has no analog input/outputs assigned it must have an address(1 to 7) higher than any remote using the analog input.
DA T A-LINC GROUP 20 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide 6. The unit will now ask for the number of ADs (analog inputs) on each Remote. ‘#ADsSlv0’. The question is repeated for each Remote unit. ‘#ADsSlv1’.etc. Any units that have no (zero) active analog channels must be put af ter any remotes that do have analog channels.
DA T A-LINC GROUP 21 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Appendix C Radio Configuration The radio module in the DDAA1000/DD1000 can be set to suit your particular application. All adjustments are done through the built-in setup program, with a user interface that eliminates the need for setup diskettes or custom software.
DA T A-LINC GROUP 22 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide When the setup program the main menu will appear on the screen. The main menu also displays the radios unique ID number and firmware version. The user select s the parameter group by pressing a single key .
DA T A-LINC GROUP 23 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Main Menu Option (0): Set Operation Mode When item (0) is selected, the Operation Mode Menu appears as shown in figure 12. The Operation Mode option is used to designate the method in which the particular DDAA1000/SRM will be used.
DA T A-LINC GROUP 24 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide (4) Point-to-Point Remote/Repeater Option 4 allows you to designate the radio modem to act as either a remote or a repeater , depending upon the instructions received from the master for the specific communications session.
DA T A-LINC GROUP 25 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Main Menu Option (1): Set Baud Rate When option (1) is selected you will be able to change the radio modem’s RS-232 baud rate. This is the communication rate between the radio modem and the instrument to which it is connected.
DA T A-LINC GROUP 26 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Main Menu Option (2): Edit Call Book If the DDAA1000/DD1000 system is only two (2) units, one Master and one Remote, then either Point-to-Point or Multipoint modes can be used. If the system has more than one Remote, then Point-to-Multipoint mode must be used.
DA T A-LINC GROUP 27 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Entering or Modifying Numbers in the Call Book Entering or modifying call book numbers in the Call Book is a straightforward process. When in the Call Book menu, select the entry number (0 – 9) you wish to edit.
DA T A-LINC GROUP 28 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Main Menu Option (3): Edit Radio T ransmission Characteristics When option (3) is selected in the main menu the screen in figure 14 appears, which allows the user to modify the radio transmission characteristics of the radio modems.
DA T A-LINC GROUP 29 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 T able 4: Minimum Packet Size Settings (bytes) T able 5: Maximum Packet Size Settings where RF Dat a Rate=3 Maximum Setting 0 1 .
DA T A-LINC GROUP 30 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide T able 6: Maximum Packet Size Settings where RF Dat a Rate=2 0 1 2 3 4 5 6 7 8 9 0 5 16 38 59 70 0 11 2 13 4 14 6 15 8 16 0 2 1 .
DA T A-LINC GROUP 31 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 (5) RF Xmit Power The DDAA1000/SRM offers users the ability to modify the Transmission Power of the radio modem. There are 10 power settings available (1-10) which are roughly linear .
DA T A-LINC GROUP 32 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide (9) Lowpower Mode For DDAA1000/DD1000 use the user should not change this parameter . Do not enable the low power mode. (A) High Noise Use the menu to indicate if the modem will be operated in an environment with a high degree of radio noise and interference.
DA T A-LINC GROUP 33 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Main Menu Option (4): Show Radio St atistics Option (4) in the main menu allows the user to view data transmission statistics, which have been gathered by the T ransceiver during the most recent session.
DA T A-LINC GROUP 34 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Number of Disconnects If, during the course of performing a link test, the link between the master and the remote is broken, and the radios lose carrier detect, the occurrence is recorded in the Number of Disconnects value.
DA T A-LINC GROUP 35 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Main Menu Option (5): Edit Multi-Point Parameters Figure 15: Multi-Point Parameters Shown below are example settings. Please refer to supplied configuration sheets for your modem’s configuration.
DA T A-LINC GROUP 36 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Another parameter in a multi-point network is (4) DTR Connect . When set at (1), the remote will connect to the master if it is free when the DTR line goes high on the 9-pin RS232 connector .
DA T A-LINC GROUP 37 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 SubNet ID The DDAA1000/SRM series modems offer a SubNet ID system for use in multi-point networks using Network ID. This feature allows the users to dictate what path a given repeater or remote will use to achieve a link to the network master .
DA T A-LINC GROUP 38 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide T o back out of the process and not enable the password, hit escape. T o set a password, type in exactly 4 characters. At any point in the process you can cancel by hitting the escape key .
DA T A-LINC GROUP 39 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 DDAA1000/SRM and DD1000/SRM Placement Locations Placement of your DDAA1000/DD1000 is likely to have a significant impact on its performance. In general, the rule of thumb with the DDAA1000/DD1000 is that the higher the placement of the antenna, the better the communication.
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 Omron DDAA1000/SRM 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 Omron DDAA1000/SRM - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Omron DDAA1000/SRM, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Omron DDAA1000/SRM va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Omron DDAA1000/SRM, 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 Omron DDAA1000/SRM.
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 Omron DDAA1000/SRM. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Omron DDAA1000/SRM 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.
