Viessmann vitodens Technical Manual page 18

1.2 Specification
Vitotronic 100 accessories
Internal extension H 1,
part no. 7179 057
PCB for integration into the control unit (Vitodens 333, standard delivery).
Using the extension enables the following functions to be achieved:
Function
H Connection of an external safety solenoid valve (LPG)
as well as, alternatively, one of the following functions:
H Connection of a heating circuit pump (stepped) for a directly connected
1
heating circuit
H Connection of a central fault messaging facility
H Connection of a cylinder loading pump
Rated voltage: 230 V~
Internal extension H 2,
part no. 7179 144
Electronic PCB for installation into the control unit.
Using the extension enables the following functions to be achieved:
Function
H Interlocking of internal extractors (an external safety valve can no
longer be connected if this function is realised with Vitodens 333)
as well as, alternatively, one of the following functions:
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 loading 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 heating circuit pump (stepped) for a directly connected
heating circuit
H Connection of a cylinder loading pump
H Minimum boiler water temperature demand
H External operating mode changeover
H External blocking
H Set boiler water temperature default 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:
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
18
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 during
operation: 0 to +40 ºC
Use in living space and
boiler rooms (standard
ambient conditions)
H during storage
and transport: 20 to +65 ºC
Permissible ambient temperature
H during
operation: 0 to +40 ºC
Use in living space and
boiler rooms (standard
ambient conditions)
H during storage
and transport: 20 to +65 ºC
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~
2 (1) A 250 V~
in total max. 4 A~
VITODENS