CPU416 运行中通讯中断,停机

已锁定

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钻石 钻石 如何晋级?

CPU416 运行中通讯中断,停机

426

6

2021-11-15 14:25:46

PCS7系统,运行中突然通讯中断,CPU类似于死机状态,重新断电后正常,运行了大约20多天了,,

看了一下

STOP caused by PG stop operation or by SFB 20 "STOP"

程序中没有SFB20这个程序块,

 PG 也不可能造成停机,,

怀疑是不是OB34过负荷造成的停机,新加程序太多,OB循环时间长,一直有个OB34块的报警。



Event 453 of 2999:  Event ID 16# 530D

New startup information in STOP mode

Startup prevented by:

- STOP request exists

- Cold restart or warm restart necessary

Startup information: 

- Time for time stamp at the last backed up power on

- Single processor operation

Current/last startup type:

- Automatic warm restart after backed up power on

Permissibility of certain startup types: 

- Manual warm restart permitted

Last valid operation or setting of automatic startup type at power on:

- No startup type/following memory reset

Operating mode: STOP (internal)

Incoming event

08:38:32.313 AM  10/28/2021

(Coding: 16# 530D  FF04  C777  0041  0810  0700)



Event 454 of 2999:  Event ID 16# 4304

STOP caused by PG stop operation or by SFB 20 "STOP"

Previous operating mode: RUN

Requested operating mode: STOP (internal)

Incoming event

08:38:32.311 AM  10/28/2021

(Coding: 16# 4304  FF84  0000  4D00  0000  0000)



Event 455 of 2999:  Event ID 16# 3502

OB request error

No relevance for user (Z1): 0000

Cause: Cyclic interrupt clock pulse generator 5

Causing OB: Cyclic interrupt OB (OB  34) 

Causing priority class: 11

Requested OB: Timing error OB (OB80)

Priority class: 26

Internal error, Incoming event

08:38:31.288 AM  10/28/2021

(Coding: 16# 3502  1A50  C358  0000  1135  0B22)


之前的缓冲区报警都是OB34问题


CPU416 运行中通讯中断,停机 已锁定
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