Diagnostic buffer of module CPU 414-4 H

Order No./ Des cription Component Version
6ES7 414-4HJ04-0AB0 Hardware 1
- - - Firmware V 4.0.7

Rack: 0
Slot: 3



Event 2 of 120: Event ID 16# 3861
Module/Interface Module inserted, module type OK
Actual type: Empty slot
Distributed I/0s
Station number: 5, DP master system ID: 1
Input address: 8129
Further information: 00
Requested OB: Remove/insert OB (OB83)
Priority class: 25
External error, Outgoing event
04:29:33.360 AM 04/07/2011


Event 3 of 120: Event ID 16# 3861
Module/Interface Module inserted, module type OK
Actual type: Empty slot
Distributed I/0s
Station number: 5, DP master system ID: 1
Input address: 8121
Further information: 00
Requested OB: Remove/insert OB (OB83)
Priority class: 25
External error, Outgoing event
04:27:28.147 AM 04/07/2011


Event 4 of 120: Event ID 16# 3861
Module/Interface Module inserted, module type OK
Actual type: Empty slot
Distributed I/0s
Station number: 5, DP master system ID: 1
Input address: 8119
Further information: 00
Requested OB: Remove/insert OB (OB83)
Priority class: 25
External error, Outgoing event
04:14:35.039 AM 04/07/2011
这个是我们cpu的诊断信息，变送器采集的信号经常变为0，持续1秒就好了，有时候长了会到4秒种。请问下这种情况是现场干扰，电压不稳还是别的什么原因呢？