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Block transfer read and write, Thermocouple and rtd input module image table – Rockwell Automation 1794-IRT8XT FLEX I/O Thermocouple/RTD /Millivolt Input Module User Manual User Manual

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Publication 1794-6.5.12 - September 2011

Read and Write Configuration Maps for the FLEX I/O Module 31

module uses up to 11 words of input data and up to 4 words of output data.
Each word is composed of 16 bits.

Thermocouple and RTD Input Module Image Table Mapping

Block Transfer Read and Write

The following block transfer read and write word bit information is presented
for experienced users only.

Module Image

I/O Image

Input Data Channel 0

Input Data Channel 1

Input Data Channel 2

Input Data Channel 3

Input Data Channel 4

Input Data Channel 5

Input Data Channel 6

Input Data Channel 7

Underrange

Input Size

Output Size

0...4 Words

1...11 Words

Overrange

Diagnostics

CJC

Channel Faults

EDT command and data response

EDT command and data

RTD Offsets for each channel

Sensor Type

Sensor Type

Mode

Mode

TC/RTD

TC/RTD

Filter Cut

Reference Jct

Data Format

FM

SAB

45333

Input Map (Block Transfer Read)

Dec.

15

14

13

12

11

10

09

08

07

06

05

04

03

02

01

00

Oct.

17

16

15

14

13

12

11

10

07

06

05

04

03

02

01

00

Word 0

Channel 0 Input Data

Word 1

Channel 1 Input Data

Word 2

Channel 2 Input Data

Word 3

Channel 3 Input Data

Word 4

Channel 4 Input Data

Word 5

Channel 5 Input Data