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7 Operation
Step 3: Activating the Proportional-pressure Control operating
mode
▪ Press the control button.
– The number of flashing LED segments shows the setpoint
which has last been set.
Step 4 a: Confirming the current setpoint
▪ Press the control button.
Step 4 b: Changing the setpoint
▪ Turn the dial and set the required setpoint in increments of
1 % within the range from 0 % to 100 %.
– Turning it clockwise increases the setpoint; turning it anti-
clockwise decreases the setpoint.
– The LED segments will light up in increments of 10 %.
▪ Press the control button to save the setpoint.
NOTE
If 10 seconds pass without any settings being made or saved, the control unit will
revert to the previous settings.
H
H
max
H
S
H
min
Fig. 23: Proportional-pressure Control settings
NOTE
To start the pump the "RUN" terminal pair must be bridged (factory setting) or the
terminal pair must receive the START signal.
CalioTherm Pro
Q
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