Mitsubishi MELSEC Q Series User Manual page 168

6 PROGRAMMING
Read digital output values
Warning (process alarm) occurrence status and processing at warning occurrence
Input signal error detection status and processing at error detection
Error code display and reset processing
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(2) Programming example
Read the A/D conversion completed
flag.
Read the CH1 digital output value
(32bit).
Read the CH2 digital output value
(32bit).
Read the warning output flag.
Processing at CH2 process alarm upper
Processing at warning occurrence
limit value warning occurrence
Processing at CH2 process alarm lower
Processing at warning occurrence
limit value warning occurrence
Read the input signal error detection flag.
Processing at CH1 input signal error
Processing at error detection
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).
MELSEC-Q
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