Rockwell Automation 1771-N SERIES High Resolution Analog Module User Manual - Manual (Page 143)

Appendix
H
Publication 1771ĆUM127B-EN-P - December 2002
Block Transfer Write and Block
Transfer Read Configurations
for 4 Output/4 Input 1771ĆN
Series Modules
This appendix contains block transfer write and block transfer read
configurations and bit/word descriptions for 1771-N series modules
with four outputs and four inputs.
Block Transfer Write Configuration Block for 4 Output/4 Input
Modules
Word/Dec. Bit 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Word/Octal Bit 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00
BTW word type Constant Number of outputs Constant
0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0
1 Channel 1 Output Data
2 Channel 2 Output Data
3 Channel 3 Output Data
4 Channel 4 Output Data
5
CJ alarm
enable
Unused = 0
BCD
select
Temp
scale
Verify
6 RTS Sample Time: 1 millisecond units
Channel 1 Programming
7 Low Scale Value
8 High Scale Value
9 Low Clamp Value
10 High Clamp Value
11
Alarm
enable
Reset State 0 Maximum Ramp Rate, % of Full Scale per second
12 Reset Value
Channel 2 Programming
13 Low Scale Value
14 High Scale Value
15 Low Clamp Value
16 High Clamp Value
17
Alarm
enable
Reset State 0 Maximum Ramp Rate, % of Full Scale per second
18 Reset Value
What This Appendix
Contains