S7 416-5H 冗余系统,CP443-5通讯卡,ET200M 153-2.
连续出现几次故障,CPU诊断信息基本相同:
Event 64 of 3000: Event ID 16# 5979
Module error in distributed I/O occurred
Slot DP master/IO controller: 8 in rack 1
Event occurred in the standby CPU in rack 1
External error, Incoming event
05:08:54.050 AM 09/21/2021
(Coding: 16# 5979 F128 0000 0000 0000 0000)
Event 63 of 3000: Event ID 16# 73A3
DP: loss of redundancy at DP slave
Address of affected DP slave: station number: 12
DP master system ID: 2
Log. base address of the DP slaves: Input address: 16353
Log. base address of the DP master: Input address: 16356
Requested OB: I/O redundancy error OB (OB70)
Priority class: 24
Incoming event
05:08:54.051 AM 09/21/2021
(Coding: 16# 73A3 1846 C054 3FE4 3FE1 020C)
Event 62 of 3000: Event ID 16# 5979
Module error in distributed I/O occurred
Slot DP master/IO controller: 8 in rack 0
Event occurred in the master CPU in rack 0
External error, Incoming event
05:08:54.054 AM 09/21/2021
(Coding: 16# 5979 F808 0000 0000 0000 0000)
已经更换了DP12 153通讯卡,检查了DP接头,还是没有解决问题,请各位大侠分析下。