Watts Industries WFHTRF-HC Mode D'emploi page 12

Air: Room sensor only or room sensor with
floor limitation if the external sensor is
connected.
Flr:
limitations.
A0: Calibration of the internal sensor
(The calibration must be done after 12Hours
working with the same setting temperature)
- To check the temperature in the room, put a
thermometer at 1.5M distance to the floor in the
concerned room and wait 1 hour to be sure that
the thermometer show the correct temperature.
Then you can enter the value saw on the
thermometer with (-◄) or (►+) keys.
F0: Calibration of the external sensor.
The calibration must be done same as described
above if the external sensor is connected and
External sensor only without
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