Documento riservato – A solo uso interno / Confidential document – Internal use only
The boiler has 2 NTC sensors:
- one for Central Heating Circuit
- one for DHW circuit
Sensors are interchangeable.
In case of failure of the DHW sensor, the boiler operates
only in Central Heating.
Working Range
Temperature (°C)
Resistance (Ohm)
1. Sensor Body 2. Electrical Connection
Beta = 3435
Temperature Resistance (±1%)
0 °C 28270 Ohm
25 °C 10000 Ohm
45 °C 4913 Ohm
90 °C 1266 Ohm
NTC Sensors
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