Connection Diagram Solar Control Module - Viessmann FB2A Installation And Service Instructions For Contractors

Compact energy tower with a gas condensing boiler, 4.8 to 26 kw natural gas and lpg version, g.c. no: 47-819-18/47-819-19 19 kw/26kw
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Designs

Connection diagram solar control module

A
B
A1
Main PCB
X... Electrical interfaces
A
KM BUS from the control unit
B
Power supply from the control unit
%
Cylinder temperature sensor
124
&
Collector temperature sensor
sF
Solar circuit pump
Power supply
aVG KM BUS

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Vitodens 242-f

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