Internal Extension H1; Internal Extension H2; Am1 Extension - Viessmann VITODENS 200-W Technical Manual

Control units
(cont.)
– Operation
– Storage and transport
Rated relay output breaking ca-
pacity

Internal extension H1

Part no. 7498 513
PCB for installation in the control unit.
Using the extension enables the following functions to be achieved:
Function
– Connection of an external safety solenoid valve (LPG)
And one of the following functions:
– Connection of a heating circuit pump (multi stage) for a directly connected heating circuit
– Connection of a central fault message
– Only with the Vitotronic 200, type HO1B:
Connection of a DHW circulation pump
Specification
Rated voltage
Rated frequency

Internal extension H2

Part no. 7498 514
PCB for installation in the control unit.
Using the extension enables the following functions to be achieved:
Function
– External extractor interlock
And one of the following functions:
– Connection of a heating circuit pump (multi stage) for a directly connected heating circuit
– Connection of a central fault message
– Only with the Vitotronic 200, type HO1B:
Connection of a DHW circulation pump
Specification
Rated voltage
Rated frequency

AM1 extension

Part no. 7452 092
Function extension inside enclosure for wall mounting.
Using the extension enables up to two of the following functions
to be achieved:
■ Switching the DHW circulation pump (only with the Vitotronic 200,
type HO1B)
■ Switching the heating circuit pump for a directly connected heating
circuit
VITODENS 200-W
0 to +40 °C use in the living space
or boiler room (standard ambient
conditions)
−20 to +65 °C
230 V~
50 Hz
230 V~
50 Hz
– Semi-conductor relay 1
– Relay 2
– Total
Rated breaking capacity of the relay output
Rated breaking capacity of the relay output
0
1 8
5 8
Specification
Rated voltage
Rated frequency
Rated current
Power consumption
Rated relay output breaking capacity 2(1) A, 250 V~ each, total max.
Safety category
1 (1) A, 230 V~
1 (1) A, 230 V~
Max. 2 A
1(0.5) A, 250 V~
2(1) A, 250 V~
6(3) A, 250 V~
2(1) A, 250 V~
230 V~
50 Hz
4 A
4 W
4 A~
I
VIESMANN
69
5