Rockwell Automation 1769-XXXX Compact I/O Modules - Manual (Page 135)

Rockwell Automation Publication 1769-IN088A-EN-P - February 2011 135
I/O Memory Mapping Chapter 3
1769-OF4CI The following I/O memory mapping lets you configure the 1769-OF4CI
module.
Input Data File
For each module, slot
x, input data file words 2…5 contain the state of the
module’s output data (output data echo) file words 0…3. During normal
operation, these input words represent the analog values that the outputs are
directed to by the control program.
Define To Select Make these bit settings
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Type /
Range
Select -10…+10V
DC 0 0 0 0
0…5V DC 0 0 0 1
0…10V DC 0 0 1 0
4…20 mA 0 0 1 1
1…5V DC 0 1 0 0
0…20 mA 0 1 0 1
Data
Format
Select Raw/
Proportional
Counts 0 0 0
Engineering
Units 0 0 1
Scaled for
PID 0 1 0
Percent
Range 0 1 1
Wo
rd
Bit Position
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0 S3 S2 S1 S0
1 H3 U3 O3 H2 U2 O2 H1 U1 O1 H0 U0 O0
2 Channel 0 Data Value
3 Channel 1 Data Value
4 Channel 2 Data Value
5 Channel 3 Data Value