Mitsubishi Electric MELSEC iQ-R Series User Manual page 131

Ex.
When the 17th error occurred
The 17th error is stored in Error history No.1 and 3600 (the start address of Error history No.1) is stored in 'Latest address of
error history' (Un\G2).
'Latest address of error history'
(Un\G2): 3600
Un\G3600
Un\G3610
Un\G3620
Un\G3750
• When the storage areas for the error history are full, data in 'Error history No.1' (Un\G3600 to Un\G3609) is
overwritten in order and recording of error history continues. The history data before the data overwriting is
deleted.
• The same processing is executed to the alarm history.
• The registered error history is cleared by powering OFF of the temperature control module or resetting the
CPU module.
Error history No.1
1st error
Error history No.2
2nd error
Error history No.3
3rd error
Error history No.16
16th error
New
17th error
1.38 Error History Function
1
1 FUNCTIONS
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