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Switching function: Door heater ON/OFF
To adapt the unit to the ambient temperature in the place of installation, the door heater can be
switched on or off (see page 13 for example).
Condensation can occur inside the unit, especially on the glass door or glass screen, when the
door heater is switched off.
Factory setting: door heater switched on.
Instruction
Entry / Keys / Remarks
Display / Remarks / Status
Select function level 5
Hold down
Indicator lamp "control" flashes and
the current function level is indi-
cated by the flashing display
+
or
Press
°C
Display circuit status,
factory setting:
Door heater ON
Release and hold down
again
°C
CO
2
Change circuit status:
Door heater OFF
Press
°C
CO
2
Change circuit status:
Door heater ON
+
Press
°C
CO
2
Exit function level
Release
Actual temperature, CO
2
, O
2
and
rel. humidity values are displayed
again after 1 minute
Press any setpoint key
Actual temperature, CO
2
, O
2
and
rel. humidity values are displayed
again immediately
6. OPERATE
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