14
RET B-LS model only
This model is tted with an Auto/O switch.
When the switch is set in “I” position the thermostat
controls at the temperature set by the setting dial.
When set to “O” the thermostat output is turned o and
“Of” is displayed.
RET B-NSB model only
This model is tted with a Day/Night switch.
When the switch is set to the “Sun Symbol”, the thermostat
controls at the temperature set by the setting dial.
When set to the “Moon symbol”, the thermostat controls
at 4°C below the temperature set by the setting dial.
NOTE: if used to control cooling, thermostat controls 4°C higher, with
switch in MOON position.
User Instructions
GB
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