List Of Alarm Code - Mitsubishi Electric MELSEC iQ-F FX5 User Manual

4.9

List of Alarm Code

The following table shows the list of the alarm codes stored.
Analog input
: This symbol indicates the number of the channel where an alarm has occurred. (1: CH1 to 2: CH2)
Alarm code Alarm name
080H Process alarm (upper limit)
081H Process alarm (lower limit)
090H Over-limit detection flag
0F0H Changing the setting with setting
change not allowed
Analog output
Alarm code Alarm name
0801H Warning output alarm (upper limit)
0811H Warning output alarm (lower limit)
0F01H Changing the setting with setting
change not allowed
Description and cause
The process alarm (upper limit) has occurred in
CH.
The process alarm (lower limit) has occurred in
CH.
An over-limit has occurred in CH.
The setting was changed when setting change
was not allowed.
Description and cause
The warning output alarm (upper limit) has
occurred.
The warning output alarm (lower limit) has
occurred.
The setting was changed when setting change
was not allowed.
Action
When the digital calculation value falls within
the warning output range, "0: Normal" is
automatically set.
If the alarm clear request is turned ON after the
analog input value falls within the set range, all
the over-limit detection flags are set to "0:
Normal" and the alarm code in the A/D
conversion latest alarm code is cleared.
Change the setting with setting change allowed.
Action
When the digital calculation value falls within
the warning output range, "0: Normal" is
automatically set.
Change the setting with setting change allowed.
4 FX5U CPU MODULE BUILT-IN ANALOG
4.9 List of Alarm Code
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