Electrical Connection Of The Cylinder Temperature Sensor(S) - Viessmann Vitocal 200-G Installation And Service Instructions Manual

Installation sequence

Electrical connection of the cylinder temperature sensor(s)

Note
Subject to the DHW cylinder version, either one or two cylinder temperature
sensor(s) can be connected.
A Remove main PCB cover
B Lower cylinder temperature sen-
sor
1. Remove main PCB cover by
undoing four screws and discon-
necting the earth strap.
62
C Upper cylinder temperature sen-
sor
D Attach type plate here (see
page 74)
2. Connect sensor cable(s) to term-
inal strip X5 at top right on main
PCB as shown in illustration.
When only one cylinder tempera-
ture sensor is used, connect the
lead across X5.1 and X5.2.