GB
Span – Select the temperature span of 0.5°C
and 1.0°C. E.g. If you set the temperature to
20°C and the span is 0.5°C, the thermostat will
regulate between 19.5°C and 20.5°C.
Frost – Protects against frost and keeps the
temperature constant at 5°C.
Output – In Heat mode, select the PWM
setting to ensure accurate regulation of the
temperature.
VP – The Valve Protection function regularly
tests the unit's valves when it is unused for long
periods, such as in the summer. You can turn it
off during winter.
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