Sensors - Viessmann vitotronic 200-h Installation And Service Instructions Manual

Vitotronic 200-H, HK1B Installation and Service

Sensors

DHW tank, supply, return and room temperature sensor
Note:
H The supply temperature sensor can be used as a
contact or immersion temperature sensor.
Temperature
Temperature
Note: The supply temperature sensor in the mixing
valve extension kit is a contact temperature
sensor.
H The room temperature sensor is connected at terminals
3 and 4 in the Vitotrol 300A.
Installation and service instructions,
Vitotronic 300-H
Viessmann NTC 10 kΩ (blue marking)
1. Pull corresponding plug.
2. Check the sensor resistance and compare it with the
curve.
3. In the case of severe deviation, check the installation
and replace the sensor if required.
Outside temperature sensor
Viessmann NTC 10 kΩ
1. Pull plug !.
2. Check the sensor resistance across plug terminals
"1" and "2" and compare with the curve.
3. If the results are very different from the curve,
disconnect the wires from the sensor and repeat the
test on the sensor.
4. Depending on the result, replace the lead or the
outside temperature sensor.
Components
75