Event 290 of 500: Event ID 16# 4302
Mode transition from STARTUP to RUN
Startup information:
- Time for time stamp at the last backed up power on
- Single processor operation
Current/last startup type:
- Warm restart triggered via MPI; last power on backed up
Permissibility of certain startup types:
- Manual warm restart permitted
- Automatic warm restart permitted
Last valid operation or setting of automatic startup type at power on:
- Warm restart triggered via MPI; last power on backed up
Previous operating mode: STARTUP (warm restart)
Requested operating mode: RUN
Incoming event
02:09:25.073 AM 04/18/1994
Event 291 of 500: Event ID 16# 1381
Request for manual warm restart
STOP due to: STOP caused by priority class system
Startup information:
- Startup without modified system configuration
- No difference between setpoint and actual configuration
- Time for time stamp at the last backed up power on
- Single processor operation
Current/last startup type:
- Warm restart triggered via MPI; last power on backed up
Permissibility of certain startup types:
- Manual warm restart permitted
- Automatic warm restart permitted
Last valid operation or setting of automatic startup type at power on:
- Warm restart triggered via MPI; last power on backed up
Requested OB: Startup OB (OB100)
Priority class: 27
Incoming event
02:09:25.072 AM 04/18/1994
Event 292 of 500: Event ID 16# 4301
Mode transition from STOP to STARTUP
STOP due to: STOP caused by priority class system
Startup information:
- Time for time stamp at the last backed up power on
- Single processor operation
Current/last startup type:
- Warm restart triggered via MPI; last power on backed up
Permissibility of certain startup types:
- Manual warm restart permitted
- Automatic warm restart permitted
Last valid operation or setting of the automatic startup type at power on:
- Warm restart triggered via MPI; last power on backed up
Previous operating mode: STOP (internal)
Requested operating mode: STARTUP (warm restart)
Incoming event
02:09:24.981 AM 04/18/1994
Event 294 of 500: Event ID 16# 5371
Distributed I/Os: End of the synchronization with a DP master/IO controller on slot 2
Number of distributed stations: 1
Incoming event
02:09:24.295 AM 04/18/1994
Event 295 of 500: Event ID 16# 4541
STOP caused by priority class system
Event: Cycle time exceeded
OB number: Timing error OB (OB80)
Priority class: 26
Previous operating mode: RUN
Requested operating mode: STOP (internal)
Internal error, Incoming event
02:02:35.109 AM 04/18/1994
最佳答案
在诊断信息描述中调用了OB80。
OB80 ：时间故障。可能的原因：
这样的故障包括： 循环时间超出、执行OB 时应答故障、向前移动时间以致于跃过了OB 的启动时间、CiR 后恢复RUN 方式。如果，例如，当循环中断OB 仍在执行前一次调用时，该OB 块的启动事件发生，操作系统调用OB80。如果OB80 未编程，CPU 变为STOP 方式。您可以使用SFC39 至42 封锁或延时和再使能时间故障OB。
注意：如果在同一个扫描周期中由于扫描时间超出OB80 被调用两次，CPU 就变为STOP 方式。您可以通过在程序中适当的位置调用SFC43“RE_TRIGR ”来避免这种情况。
参见：
详见《组织块使用说明》下载：
http://218.93.112.166/ec/C23/dl/xxzl/%E7%BB%84%E7%BB%87%E5%9D%97%E4%BD%BF%E7%94%A8%E8%AF%B4%E6%98%8E.pdf
提问者对于答案的评价：
很好
原创文章，作者：more0621，如若转载，请注明出处：https://www.zhaoplc.com/plc303588.html
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