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Temperature control – overview
B.PROTHERM 420 KBUH/420 KBRUH/620 KBUH/620 KBRUH
Temperature control
B.PROTHERM 420 KBRUH/620 KBRUH
1
°C
4
(1) Temperature indicator: when the unit is switched on, the actual temper-
ature inside the unit is displayed. The setpoint temperature is displayed
when a button is pressed.
An error code is shown on the temperature display if an error has oc-
curred.
(2) "Up" button: raises the setpoint temperature (press repeatedly or hold
down for several seconds).
(3) "Down" button: lowers the setpoint temperature (press repeatedly or
hold down for several seconds).
(4) Dot-shaped LED indicator "Heating in operation" lights up when the
heating is active.
B.PROTHERM 420 KBUH/620 KBUH
Power
The setpoint temperature is fixed at +90 °C on the B.PROTHERM
420 KBUH/620 KBUH. These units feature a film with an operation indi-
cator LED instead of the temperature display and buttons.
The operation indicator LED flashes GREEN during the heat-up phase.
The LED lights up continuously when the heat-up phase is ended and the
temperature is reached.
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