KKT KOLBE HKW10NVP3 Benutzerhandbuch Seite 260

Connecting the System
9.7 METER+DRY connection
This port is intended for the connection of a meter
or as a dry contact interface.
Pin assignment
1 DRY contact
2 DRY contact
3 GND
4 I / O
5 RS485-B
6 RS485-A
124
6
5
4
1
2
3