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Program state word, Program value word, Fault state word – Rockwell Automation 1769-XXXX Compact I/O Modules  User Manual

Page 127

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Rockwell Automation Publication 1769-IN088A-EN-P - February 2011

127

I/O Memory Mapping Chapter 3

Program State Word

Word 1, the program state word, selects the hold last state or user-defined safe
state condition for each individual output on a system transition from Run to
Program.

Program Value Word

The program value word, word 2, is used to program the user-defined safe state
value (0=Off, 1=On). Each output is individually configurable for on or off.

Fault State Word

Word 3, the fault state word, selects the hold last state or user-defined safe state
condition for each individual output on a system transition from Run to Fault.

8

Fault Value for Output Array Word 0

9

Fault Value for Output Array Word 1

10

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

11

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

12

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

13

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

14

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

15

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

Condition Bit

Setting

User-defined safe state

0

Hold last state

1

Value

Bit Setting

Off

0

On

1

Condition Bit

Setting

User-defined safe state

0

Hold last state

1

Wo

rd

Bit Position

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0