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Manual Omega DRA-RTM-8

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  • Omega DRA-RTM-8 - page 1

    DRA-RTM-8 ANALOG MUL TIPLEXER User’s Guide http://www .omega.com e-mail: info@omega.com ...

  • Omega DRA-RTM-8 - page 2

    USA and Canada: Sales Service: 1-800-826-6342 / 1-800-TC-OMEGASM Customer Service: 1-800-622-2378 / 1-800-622-BESTSM Engineering Service: 1-800-872-9436 / 1-800-USA-WHENS M TELEX: 996404 EASYLINK: 62968934 CABLE: OMEGA Mexico and Latin America: T el: (95) 800-TC-OMEGASM F AX: (95) 203-359-7807 En Espanol: (95) 203 359-7803 e-mail: espanol@omega.com ...

  • Omega DRA-RTM-8 - page 3

    C o n t e n t s 1. GENERAL DESCRIPTION 2. MOUNTING INSTRUCTIONS 3. REPLACING FUSES 4. ASSEMBL Y 5. CURRENT INPUTS 6. CONNECTING TRANSMITTERS TO THE MUL TIPLEXER 7. CONNECTING Pt-100 TO THE MUL TIPLEXER 8. CONNECTING THE MUL TIPLEXER TO A PLC 9. CONTROL 9.1 Enable 9.2 Address 9.3 Address Polarity 9.4 Control Tables 10. CALIBRA TION 10.1 Calibration ...

  • Omega DRA-RTM-8 - page 4

    1. GENERAL DESCRIPTION 2 W ARNING: Never install a fuse rated more than 800mA The DRA-R TM-8 is a multiplexer for 16 analog inputs - eight of which, marked 1-8, are direct inputs for Pt-100 sensors, while the remaining (9-16), are for 4- 20mA current loops. The DRA-R TM-8 output format is a 4-20mA current loop, with a 28mA limitation. Each Pt-100 i ...

  • Omega DRA-RTM-8 - page 5

    3 Inser t the two printed cards into their slots. Connect the flat cable between them. Connect the front panel flat cables. The panel must be inser ted into the grooves on both sides of the case while pressing down until a distinct "click" is heard. Assembly is completed by laying the terminal strips in place. Note: The terminal strips ar ...

  • Omega DRA-RTM-8 - page 6

    4 Figure 4. 7. CONNECTING Pt-100 TO THE MUL TIPLEXER The Pt-100 probe should be connected according to fig 4. The three wires connecting the probe should be identical. The distance of the probe can be up to 200 meters. A shielded cable is recommended. The shield should be grounded at one point. When possible, connect the ground at the multiplexer&a ...

  • Omega DRA-RTM-8 - page 7

    5 9.2 ADDRESS The required channel is selected by four address lines. The operating voltages are: Logical "1" 5V < V i < 60V Logical "0" 0V < Vi< 0.5V 9.3 ADDRESS POLARITY (see fig 6) Address polarity is controlled by three internal pins and a jumper over two of them, located on PN 7021 printed circuit board, accessi ...

  • Omega DRA-RTM-8 - page 8

    6 ADDRESS BUS E/T OUTPUT CHANNEL A0 A1 A2 A3 1 1 1 1 1 0 0 0 0 1 0 0 1 1 0 0 1 0 1 0 1 1 1 1 1 9 10 11 12 13 1 1 1 x 1 1 1 x 0 1 1 x 1 0 1 x 1 1 1 0 14 15 16 TEST MODE ADDRESS BUS E/T OUTPUT CHANNEL A0 A1 A2 A3 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 1 0 1 0 1 1 1 1 1 1 2 3 4 5 0 0 0 x 1 1 1 x 0 1 1 x 1 0 1 x 1 1 1 0 6 7 8 TEST MODE 9.4.2 "TRUE HIGH&q ...

  • Omega DRA-RTM-8 - page 9

    7 * The calibrator is set according to DIN 43760 Pt-100 table ( a = 0.00385) 10.2 CALIBRA TION T ABLES Note: Logic state of "0" is when the DIP switch lever is down. 10.2.1 "ZERO" - COARSE CALIBRA TION T ABLES ZERO TEMP O C CHANNELS 1-4 SW5 SW4 SW6 -50.....10 8.....75 74...140 139...206 205...272 270...338 336...404 401...470 1 ...

  • Omega DRA-RTM-8 - page 10

    8 12. SPECIFICA TIONS 11. MUL TIDROP CONFIGURA TION In the disabled state (E=0), the multiplexer outputs no current and exhibits a high Z state. This mode allows the connection of several DRA-R TM-8 units to one PLC's analog input, by tying their output terminals and the address lines in parallel, and applying individual Enable lines to select ...

  • Omega DRA-RTM-8 - page 11

    RETURN REQUESTS / INQUIRIES Direct all warranty and repair requests/inquiries to the OMEGA Customer Service Department. BEFORE RETURNING ANY PRODUCT(S) TO OMEGA, PURCHASER MUST OBT AIN AN AUTHORIZED RETURN (AR) NUMBER FROM OMEGA’S CUSTOMER SER VICE DEP ARTMENT (IN ORDER TO A VOID PROCESSING DELA YS). The assigned AR number should then be marked o ...

  • Omega DRA-RTM-8 - page 12

    Where Do I Find Ever ything I Need for Pr ocess Measurement and Control? OMEGA…Of Course! TEMPERA TURE ⻬ Thermocouple, R TD & Thermistor Probes, Connectors, Panels & Assemblies ⻬ W ire: Thermocouple, R TD & Thermistor ⻬ Calibrators & Ice Point References ⻬ Recorders, Contr ollers & Process Monitors ⻬ Infrared Pyr ome ...

Manufacturer Omega Category Welding System

Documents that we receive from a manufacturer of a Omega DRA-RTM-8 can be divided into several groups. They are, among others:
- Omega technical drawings
- DRA-RTM-8 manuals
- Omega product data sheets
- information booklets
- or energy labels Omega DRA-RTM-8
All of them are important, but the most important information from the point of view of use of the device are in the user manual Omega DRA-RTM-8.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Omega DRA-RTM-8, service manual, brief instructions and user manuals Omega DRA-RTM-8. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Omega DRA-RTM-8.

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A complete manual for the device Omega DRA-RTM-8, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Omega DRA-RTM-8 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Omega DRA-RTM-8.

A complete Omega manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Omega DRA-RTM-8 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Omega DRA-RTM-8, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Omega DRA-RTM-8, that we can find in the current document
3. Tips how to use the basic functions of the device Omega DRA-RTM-8 - which should help us in our first steps of using Omega DRA-RTM-8
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Omega DRA-RTM-8
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Omega DRA-RTM-8 in a specific country, if it was not possible to solve the problem on our own.

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