Mitsubishi Electric MELSEC-L Series LD40PD01 User Manual page 61

Checking the error history
The start address of the error history where the latest error has been stored can be checked with Latest address of error
history (Un\G8000).
Ex.
The following shows the case in which the third error has occurred. The third error is stored in Error history No. 3 and 8030
(start address of Error history No.3) is stored in Latest address of error history (Un\G8000).
Latest address of error history
(Un\G8000)
Address
8010
8020
8030
8160
The start address of the error history
where the latest error is stored is stored.
Error history No.1
1st error
Error history No.2
2nd error
Error history No.3
(Empty)
Error history No.16
(Empty)
Details of error history
An error history consists of the following data.
Error code
First two digits of the year Last two digits of the year
Month
Hour
Second Day of the week
Latest
3rd error
Day
Error time
Minute
7 FUNCTIONS
7.2 Error History Function
7
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