Channel configuration words – Rockwell Automation 1769-OF4CI CompactLogix 1769-OF4CI Module User Manual
Page 20
20 Compact 1769-OF4CI Isolated Analog Output Module
Rockwell Automation Publication 1769-IN075B-EN-P - August 2010
Channel Configuration Words
The first two words of each eight word group in the configuration file allow
you to change the parameters of each channel independently. For example,
words 8 and 9 correspond to channel 1 while words 16 and 17 correspond to
channel 3.
•
E = Channel Enable: (0 = Disabled, 1 = output Enabled, process
changes)
•
Reserved = Set to zero
•
SIU = System interrupt low clamp, under-range alarms: (0 = Disabled,
1 = Enabled)
•
SIO = System interrupt high clamp, over-range alarms: (0 = Disabled,
1 = Enabled)
•
LA = Latch low/high clamp, under/over-range alarms: (0 = Disabled,
1 = Enabled)
•
ER = Enable ramping: (0 = Disabled, 1 = Enabled. Ramp rate limited by
fault states.)
•
FM = Fault mode: (0 = Hold Last State, 1 = User Defined Value)
•
PM = Program mode: (0 = Hold Last State, 1 = User Defined Value)
•
HI = Hold for initialization: (0 = Disabled, 1 = Enabled)
•
PFE = Program/idle to fault enable: (0 = Disabled, 1 = Enabled)
Word/Bit 15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Word 0
E
Reserved
SIU SIO LA
ER
FM
PM
HI
PFE
Word 1
Reserved
Output Data
Format Select
Reserved
Output
Type/Range