Communication System Manual
3VF Circuit-Breakers
Version 1.0 (05/98)
Copyright Siemens AG 1998. All rights reserved.
23
Signal Matching 1:
Type
= Rising edge
Input
= Truth table 1: 3I1O
Reset
= Signal matching 3
Signal Matching 2:
Type
= Rising edge
Input
= Truth table 3: 3I1O
Reset
= Signal matching 4
Signal Matching 3:
Type
= Falling edge
Input
= Timer 1
Reset
= Signal matching 3
Signal Matching 4:
Type
= Falling edge
Input
= Timer 2
Reset
= Signal matching 4
Elements non resetting on voltage
failure:
Type
= Rising edge
Input
= Not connected
Reset
= Not connected
Type
= Rising edge
Input
= Not connected
Reset
= Not connected
Fault Recovery:
PLC failure bit
= DP bit 0.7
Response in event of 3UF50 CPU
failure
= Off
Response in event of control voltage
failure
= Off
Response in event of PROFIBUS-DP
failure
= Off
Response in event of PLC-CPU failure = Off