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Accessories for Vitopend installation
Diaphragm expansion vessel for DHW
Part no. 7824 494
Drain plug for filling equipment
Part no. 7824 521
Drain outlet kit
Part no. 7189 014
Safety valve
Vitotronic 100, type HC1 (constant temperature mode)
Structure and functions
Modular design
The control unit is integrated into the boiler.
The control unit comprises a basic unit, electronic modules and a
programming unit.
Basic unit:
&
ON/OFF switch
&
Optolink laptop interface
VITOPEND 222
(cont.)
Capacity
2 litres
Inlet pressure 5.2 bar
Drain outlet with siphon and rose.
&
Part no. 9572 227
6 bar
&
Part no. 9572 228
10 bar
&
Operating and fault display
&
Reset button
&
Fuses
Programming unit:
&
Display
&
Adjustment and display of temperatures and codes
VIESMANN
15
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