Control Connections
40
Electrical Connections
(continued)
DHW tank temperature sensor
Accessory
Install DHW tank temperature
sensor
as described in the
Vitocell Installation
Instructions supplied with the
DHW storage tank.
1.
Insert plug-in connector ”X7” of the
DHW tank temperature sensor into
terminal ”X7”.
Low-loss header sensor
When Vitodens 200 boiler is connected
to a DHW storage tank (optional), the
DHW tank temperature sensor
comes prewired to terminals 1 and 2
on connector “X7”.
Remove and discard connector “X7”
from the low-loss header sensor, and
rewire low-loss header sensor wires to
terminals 3 and 4 on connector “X7”
of the DHW tank temperature
sensor
.
DHW sensor
Low-loss header sensor
5285
960
v1
.2
1 2
4
3
X7
X7
3 4
2
1
X7
3 4
2
1
Summary of Contents for Vitodens 200 WB2 11-44
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