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Electrical connection
The unit must only be mounted by an electrician.
The national and international regulations for the installation of
electrical equipment must be observed.
Voltage supply for units up to 60 V to EN50178, SELV, PELV.
Isolate power, then connect the unit (see page 3 or type label).
Adjustment
1. Apply the operating voltage. Switch on the flow (preset value) and
keep it constant.
The yellow LED lights; the output is switched for about 20s (power-
on delay time).
2. Turn the pot until one green LED comes on. The farther the green
LED is away from the yellow LED, the safer is the adjustment (excess
gain for flow or temperature fluctuations).
3. Conceal the pot after adjustment by the label provided to protect it
against unauthorised tampering.
10
setting potentiometer
sensitivity
chain of LED's
- red LED lights: the unit is not
adjusted
- yellow LED lights: the output is
switched
- green LED lights: the unit is
adjusted
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