由于ASI通讯线同电机线在同一电缆里,当电机启动时,CPU有时会报SF故障,停止运行,CPU的故障诊断如下
Diagnostic buffer of module CPU 314
Order No./ Description Component Version
6ES7 314-1AF10-0AB0 Hardware 3
- - - Firmware V 2.0.8
Rack: 0
Slot: 2
Event 1 of 100: Event ID 16# 4563
STOP caused by I/O access error (OB not loaded or not possible, or no FRB)
Breakpoint in user program: Cyclic program (OB1)
Priority class: 1
OB number: 1
Module address: 214
Previous operating mode: RUN
Requested operating mode: STOP (internal)
Internal error, Incoming event
03:39:47:612 pm 04/19/97
Event 2 of 100: Event ID 16# 2943
I/O access error, writing
P area, double-word access, Access address: 256
Requested OB: I/O access error OB (OB122)
OB not found, or disabled, or cannot be started in the current operating mode
External error, Incoming event
03:39:47:604 pm 04/19/97
在程序中加OB122,CPU不会停机,SF灯闪一下就熄,但设备不能运行,
Diagnostic buffer of module CPU 314
Order No./ Description Component Version
6ES7 314-1AF10-0AB0 Hardware 3
- - - Firmware V 2.0.8
Rack: 0
Slot: 2
Event 1 of 100: Event ID 16# 4303
STOP caused by stop switch being activated
Previous operating mode: RUN
Requested operating mode: STOP (internal)
Incoming event
02:04:30:264 pm 04/20/97
Event 2 of 100: Event ID 16# 2943
I/O access error, writing
P area, double-word access, Access address: 264
Requested OB: I/O access error OB (OB122)
Priority class: 1
External error, Incoming event
01:51:29:064 pm 04/20/97
Event 3 of 100: Event ID 16# 2943
I/O access error, writing
P area, double-word access, Access address: 260
Requested OB: I/O access error OB (OB122)
Priority class: 1
External error, Incoming event
01:51:29:063 pm 04/20/97
Event 4 of 100: Event ID 16# 2943
I/O access error, writing
P area, double-word access, Access address: 256
Requested OB: I/O access error OB (OB122)
Priority class: 1
External error, Incoming event
01:51:29:063 pm 04/20/97
现求助在I/O故障出现后能让CPU 重新运行的一段程序
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