14 - 80
MELSEC-A
14 TROUBLESHOOTING
14.4 Start during error history
If an error occurs when starting, all the data in the buffer memory start history area
(address: 462 to 541) is copied to the start during error history area (addresses: 543 to
622).
The data stored in the start during error history area is lost when the power is turned
OFF.
(When the power is turned ON, a "0" is stored in the start during error history.)
Up to 16 start history items from turning the power ON can be stored in the start during
error history area.
(The previous history items are cleared in order from No. 1 when the No. of history
items is exceeded.)
The start during error history can be monitored with a peripheral device.
Refer to the AD75 Software Package Operating Manual for details on operation of the
peripheral device.
< Example of display on the peripheral device >
No. Axis
Start
Type
Time Judgment
1 1 External
100 21:34:56.7 OK
2 2
PC
Manual pulse generator
21:43:12.3 OK
3 2
PC
JOG 21:43:34.4 201
4 1 External Restart
100
21:43:54.8 OK
5 3 Peripheral
101 10:18:03.7 201
Summary of Contents for A1SD75M1
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Page 332: ...7 18 MELSEC A 7 MEMORY CONFIGURATION AND DATA PROCESS MEMO...
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Page 422: ...9 64 MELSEC A 9 MAIN POSITIONING CONTROL MEMO...
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