If first use, skips the instruction (3) and (4).
2.9 Temperature Span
Span is the temperature difference between the turn ON
and OFF temperature. The factory pre-set span is 2˚C.
For example, control temperature setting is 20.0˚C. The
heater will be operated when the room temperature drops
to 19.5˚C and will be turned off when the temperature
rises to 21˚C.
2.10 Temperature Measurement
‘HI’ will be shown when temperature is above 40˚C and
‘LO’ will be shown when temperature
falls below 0˚C.
2.11 Power Installation
The thermostat is operated at two
AAA size 1.5V Alkaline batteries.
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