Control Connections
53
Electrical Connections (continued)
Accessory kit connections for heating circuit with mixing valve part no. 7837524 (new version)
The mixing valve controller kit can only
be used with wall-mounted gas-fired hot
water heating boilers and a
weather-responsive control; it can be
used as an alternative for a Vitotronic
050/Dekamatik-HK1 control.
For details on coding and
connection to the control,
please refer to the Vitodens
200 Start-up/Service
Instructions
A Mixing valve controller:
40
Power supply
145
KM BUS
S1 Rotary selector: for position
2, (factory set)
145
KM BUS to the control unit
or to the KM BUS distributor
(accessories)
B Vitotronic 200:
”X3” KM BUS at terminals ”7”
and ”6” (remove plug 145 )
or
145 KM BUS to the control unit
or to the KM BUS distributor
(accessories)
5418 909 v1.6
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