Mitsubishi Electric NZ2GF2B1-16D User Manual page 280

(15)Error history data  (address: 0A00H to 0AEFH)
Up to 15 errors generated in the module are recorded.
The following table and figure show the storage data for Error history data 1 (address: 0A00H to 0A0FH).
0A00H
0A01H
0A02H
0A03H
0A04H
0A05H
0A06H
0A07H
0A08H
0A09H
0A0FH
Order of generation
First two digits of the year/Last two
digits of the year
*2
Month/Date
*2
Hour/Minute
*2
Second
Error code details 1
Error code details 2
Error code details 3
Error code details 4

Error code details 10
*1 Those are values when the second error occurs at 10:35:40, August 29th, 2012.
*2 The clock information of the error that occurred is based on the clock information acquired from the CPU module of the
master station.
When an error has occurred before the clock information is acquired from the CPU module, the error time is not
recorded.
Error history data 2 to Error history data 15 (address: 0A10H to 0AEFH) are stored in the same format as that of
Error history data 1 (address: 0A00H to 0A0FH).
For the error code, refer to the following.
• Error Code List ( Page 238, Section 12.2)
(a) Storage order of the error history
The latest error is stored in Error history data 1 (address: 0A00H to 0A0FH).
Errors that occurred in the past are stored in Error history data 2 to Error history data 15 (address: 0A10H to
0AEFH) in reverse chronological order.
278
to
b15
First two digits of the year
Month
Hour
Second
to
Item
The order of error occurrence is stored.
*2
The items on the left are stored in BCD code.
The detailed information of some errors is stored.
The data to be stored depend on the error.
( Page 279, Appendix 3 (15) (b))
0 (fixed)
b8 b7
to
Error code
Order of generation
Last two digits of the year
Date
Minute
00H (Fixed)
Error code details 1
Error code details 2
Error code details 3
Error code details 4
to
Error code details 10
Description
b0
*1
Storage example
2H
2012H
0829H
1035H
4000H



0