Chapter 3 Device description
Device description HE 5697 MFC
21
Version 1.4
3.4.5
Relay outputs
The connection area always has 12 relay contacts.
Connection type: PCB direct plug connector to accommodate a 12-pin basic housing; grid dimen-
sion 5
Fig. 3.7: Relay outputs
If a control contactor is connected to a relay output, an RC protective circuit corresponding to the
specifications of the contactor manufacturer is required in order to avoid high voltage peaks!
Varistor protective circuits are not recommended.
Signal
Current no.
Relay output 4
Working contact
1
NO contact
2
NC contact
3
Relay output 3
Working contact
4
NO contact
5
NC contact
6
Relay output 2
Working contact
7
NO contact
8
NC contact
9
Relay output 1
Working contact
10
NO contact
11
NC contact
12
