Program state word, Program value word, Fault state word – Rockwell Automation 1769-XXXX Compact I/O Modules User Manual
Page 99: Fault value word
Rockwell Automation Publication 1769-IN088A-EN-P - February 2011
99
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.
Fault Value Word
The fault value word, word 4, is used to program the fault state value (0=Off,
1=On). Each output is individually configurable for on or off.
2
Program Value for Output Array Word 0
3
Fault State for Output Array Word 0
4
Fault Value for Output Array Word 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
Value
Bit Setting
Off
0
On
1
Wo
rd
Bit Position
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0