6
PROGRAMMING
6.4 For Use in Normal System Configuration (Q66AD-DG)
6.4.2 Programming example using the utility package
6 - 26
1
OVERVIEW
2
SYSTEM
CONFIGURATION
3
SPECIFICATIONS
4
SETUP AND
PROCEDURES
BEFORE OPERATION
5
UTILITY PACKAGE
(GX CONFIGURATOR-
AD)
6
PROGRAMMING
7
ONLINE MODULE
CHANGE
8
TROUBLESHOOTING
(3) Programming example
To perform only current input by means of the Q66AD-DG with a product number
(first five digits) of 15031 or earlier, refer to Appendix 2.
Read digital output values
Input signal error detection status and processing at error detection
Warning (process alarm, rate alarm) occurrence status and processing at warning occurrence
Error code display and reset processing
Processing at warning occurrence
Processing at warning occurrence
Processing at warning occurrence
Processing at warning occurrence
Processing at error detection
\
Read the A/D conversion
completed flag.
Read the CH1 digital output value.
Read the CH2 digital output value.
Read the CH3 digital
output value.
Read the warning
output flag. (Process alarm)
Read the warning
output flag. (Rate alarm)
Processing at CH2 process alarm
upper limit value warning occurrence
Processing at CH2 process alarm
lower limit value warning occurrence
Processing at CH3 rate alarm
upper limit value warning occurrence
Processing at CH3 rate alarm
lower limit value warning occurrence
Read the input signal
error detection flag.
Processing at CH1 input
signal error detection
Turn ON the error clear
request (YF).
Output the error
code in BCD.
Turn ON the error clear
request (YF).
Turn OFF the error
clear request (YF).
To Next Page
Loading...
Need help?
General
