Viessmann Vitodens 200 Technical Manual page 37

Internal extension H 1,
part no. 7179 057
PCB for integration into the control unit (part of the standard delivery for the Vitodens 333 and 343).
Using the extension enables the following functions to be achieved:
Function
H Connection of an external safety solenoid valve (LPG)
and one of the following functions:
H Connection of a DHW circulation pump
H Connection of a heating circuit pump (stepped) for a directly connected
heating circuit
H Connection of a central fault messaging facility
H Connection of a cylinder primary pump
Rated voltage: 230 V~
Internal extension H 2,
part no. 7179 144
PCB for integration into the control unit (used with the Vitodens 333 and 343 instead of the internal extension H1).
Using the extension enables the following functions to be achieved:
Function
H Interlocking of external extractors (an external safety valve can no
longer be connected if this function is realised with the Vitodens 333
and 343)
and one of the following functions:
H Connection of a DHW circulation pump
H Connection of a heating circuit pump (stepped) for a directly connected
heating circuit
H Connection of a central fault messaging facility
H Connection of a cylinder primary pump
Rated voltage: 230 V~
External extension H 1,
part no. 7179 058
Function extension inside the equipment for wall mounting.
Using the extension enables the following functions (up to 8) to be achieved:
Function
H Connection of a central fault messaging facility
H Connection of a DHW circulation pump
H Connection of a heating circuit pump (stepped) for a directly connected
heating circuit
H Connection of a cylinder primary pump
H Minimum boiler water temperature demand
H External operating mode changeover
H External blocking
H Set boiler water temperature defaulted via a 0 10 V input
Rated voltage: 230 V~
Rated frequency: 50 Hz
Rated current: 4 A
Power
consumption: 4 W
Safety class: I
Protection: IP 32
External extension H 2,
part no. 7179 265
Function extension inside the equipment for wall mounting.
Using the extension enables the following functions to be achieved:
Function
H Connection of a DHW circulation pump
H Minimum boiler water temperature demand
H External operating mode changeover
H External blocking
Rated voltage: 230 V~
Rated frequency: 50 Hz
Rated current: 2 A
Power
consumption: 3 W
Safety class: I
Protection: IP 32
VITODENS
Rated breaking capacity
of the relay output
Rated frequency: 50 Hz
Rated breaking capacity
of the relay output
Rated frequency: 50 Hz
Rated breaking capacity
of the relay output
Permissible ambient temperature
H in operation: 0 ºC to +40 ºC
Use in living space and
boiler rooms (standard
ambient conditions)
H during storage
and transport: 20 ºC to +65 ºC
Rated breaking capacity
of the relay output
Permissible ambient temperature
H in operation: 0 ºC to +40 ºC
Use in living space and
boiler rooms (standard
ambient conditions)
H during storage
and transport: 20 ºC to +65 ºC
1.2 Specification
Vitotronic 200 accessories
1 (0.5) A 250 V~
2 (1) A 250 V~
6 (3) A 250 V~
2 (1) A 250 V~
0.4 (0.2) A 250 V~
respectively
2 (1) A 250 V~
total max. 4 A~
2 (1) A 250 V~
1
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