Rockwell Automation 61C345 4 Input 4-20mA Analog Rail Module - Manual (Page 43)

CĆ1
Appendix C
Sample AutoMate Program
The following AutoMate program sequences can be used to interface to an
AutoMate Processor that does not support the AIN block. Over a period of four
scans, the program below inputs four channels from an Analog Rail module in
Rail mode.
Registers Used
0
Register that is configured to be updated at the end of scan.
40 Value input from channel 0
41 Value input from channel 1
42 Value input from channel 2
43 Value input from channel 3
44 Counter to select channel to operate this scan
45 Coils
Beginning of the Scan
If channel 0 was read in, put the data in register 40. The channel select bits are
cleared, but the underĆrange and overĆrange bits are left for later testing.
0.17
[Ă/Ă]
0.16
[Ă/Ă]
Ă45.00
(ăă) EN MOVM EN
LENGTH: 1
SRC: 0
SCR2: K0011ă1111ă1111ă1111
DEST: 40
If channel 1 was read in, put the data in register 41.
0.17
[Ă/Ă]
0.16
[Ăăă]
Ă45.01
(ăă) EN MOVM EN
LENGTH: 1
SRC: 0
SCR2: K0011ă1111ă1111ă1111
DEST: 41