Rockwell Automation 1772-AF4,D17726.5.3 User Manual, AUX FUNCT PROM - Manual (Page 34)

Programming
Chapter 3
3Ć26
Figure 3.17
AF4 Division Function Input and Result Display Rungs
201
000
G
202
400
G
203
000
G
204
200
G
305
000
G
306
002
G
306
000
G
306
000
G
Bit
Storage
Execute Aux
Function
Function Number:
Data Addr:
Result Addr: 04
201
305
Error Message
If you divide by zero, the error bit (bit 14) is set and the result reads zero.
AF4 BCD to Binary Conversion Function
The AF4 BCD (binary coded decimal) to binary conversion function converts a
BCD number (from 0 to 4095) into a 12-bit binary number.
How to Enter an AF4 BCD to Binary Conversion Function
To program an AF4 BCD to binary conversion function, perform the following
steps:
1. Press [SHIFT][EAF] or [SHIFT][SCT] on the industrial terminal
keyboard. Figure 3.1 appears on the CRT.