Haug Multistat Ex SDN, Operating Instructions Manual

Page: 18 / 32

5 Operate
18
5.4 Application example of a K1 signal socket
Example 1:
A Relay contact for mains
failure
B Relay contact for HV failure
C1 Bridge 1
C2 Bridge 2
D Output
E Input
High-voltage Continuity (D and E)
Normal operation no
Malfunction yes
Example 2:
A Relay contact for mains
failure
B Relay contact for HV failure
C Bridge
D Output
E Input
High-voltage Continuity (D and E)
Normal operation yes
Malfunction no