Allen-Bradley 1794-IT8 Installation Instructions Manual
Allen-Bradley 1794-IT8 Installation Instructions Manual

Allen-Bradley 1794-IT8 Installation Instructions Manual

Flex i/o thermocouple input analog module and rtd module
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Datasheet
Allen Bradley 1794-IRB
2018/9/7
Cambia Automation Limited
Cambia Group
Email:sales@cambia.cn Cell: 86 13599507613

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Summary of Contents for Allen-Bradley 1794-IT8

  • Page 1 Datasheet Allen Bradley 1794-IRB 2018/9/7 Cambia Automation Limited Cambia Group Email:sales@cambia.cn Cell: 86 13599507613...
  • Page 2 Follow these guidelines when you handle Allen-Bradley publication SGI-1.1, Safety Guidelines for the Application, Installation and this equipment: Maintenance of Solid-State Control (available from your local Rockwell Automation office), •...
  • Page 3 3. Make sure the pins on the bottom of the module are straight so they module terminal base units. will align properly with the connector in the terminal base. 6. 1794-IT8 only: On 1794-TB3T or -TB3TS terminal base units, If you remove or insert the module while the WARNING...
  • Page 4 7. If daisychaining power to the next terminal base, connect a jumper Example of 2, 3 and 4-wire RTD Wiring to a 1794-TB3 from terminal 51 (+V dc) on this base unit to the +V terminal on the Terminal Base Unit next base unit.
  • Page 5 Channel 2 (Write word 1) Channel 3 (Write word 1) Channel 4 (Write word 2) Input Map (Read) for 1794-IR8 and 1794-IT8 Channel 5 (Write word 2) Dec. Channel 6 (Write word 2) Oct.
  • Page 6 AS/NZS CISPR 11, Industrial Emissions channels scanned) Refer to thermocouple manufacturer for proper thermocouple extension. You use this category information for planning conductor routing as described in Allen-Bradley Open TC/RTD Circuit Out of range reading (upscale) publication 1770-4.1, Industrial Automation Wiring and Grounding Guidelines.
  • Page 7 Publication 1794-IN021D-EN-P - August 2003 PN 957782-83 Supersedes Publication 1794-IN021C-EN-P - April 2002 and 1794-IN022B-EN-P - April 2002 Copyright © 2003 Rockwell Automation, Inc. All rights reserved. Printed in the U.S.A.

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