Event 24 of 240: Event ID 16# 4568
STOP caused by time error (OB not loaded, or not possible, or no FRB)
Breakpoint in user program: Cyclic interrupt OB (OB 34) (什么意思?)
Priority class: 11
FB number: 126(此FB有什么问题?)
Module address: 2710 (代表什么意思?)
Previous operating mode: RUN
Requested operating mode: STOP (internal)
Internal error, Incoming event
05:20:51.108 AM 06/28/2020
(Coding: 16# 4568 FF84 8E70 0B22 007E 0A96)
Event 25 of 240: Event ID 16# 3501
Cycle time exceeded
Run time of the last cycle (ms): 651
Cause: Current OB1 start event initiated by end of OB1 (free cycle)
Causing OB: Cyclic program (OB1)
Causing priority class: 1
Requested OB: Timing error OB (OB80)
OB not found, or disabled, or cannot be started in the in the current operating mode
Internal error, Incoming event
05:20:51.108 AM 06/28/2020
(Coding: 16# 3501 FE50 C358 028B 1103 0101)
补充:1、PLC运行一段时间(最短约5个月,最长约18个月)就会停机一次,这是第三次。
2、前两次只有OB80的诊断信息,651ms扫描超时(设定650ms)。上次停机把OB80删除,此次停机诊断信息多了有关OB34的内容
3、问题:有关OB34的诊断,是OB34循环有问题吗?FB126代表什么意思,此FB块超时?Module address: 2710 这个代表什么,能定位具体程序块吗?