4
PANEL INTERNAL REGULATING BOARD
Before starting regulation, switch off the mains power.
To access the internal panel, slacken the screws, turn the cover of the electric panel downwards and operate the commands.
Ref.
1
Warning lights for activating the digital inputs (N-A-B-C-R)
2
Trimmer for regulating the system (Imax – SP – DP).
3
Dip-switch for selecting functions (DS_A – DS_B).
Led indicating current overload set at the motor data plate values.
4
For a correct setting the Led must be off.
4.1
Trimmer for regulating the system (Imax – SP – DP)
T1 – Trimmer (Imax)
Trimmer for setting the maximum current for the two electropumps P1 and P2 (0.25A –13A).
Set the Trimmer at the motor data plate value (the yellow led must be off).
T2 – Trimmer (SP – system Set Point) / Trimmer 3 (DP – Pressure level differential)
Trimmer for setting the pressures or level of the system.
The trimmer SP (set by DS_B5) presents a double regulating scale in bar: from 1 to 10 bar or from 7 to 15 bar corresponding to the led lit, if
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a pressure sensor is used in the booster sets. This scale can also be expressed in metres (as an optional version, using the plate provided):
from 1 to 3 metres or from 2 to 5 metres corresponding to the led lit, if an analog level sensor is used in the filling and draining sets.
The DP regulation is expressed as a percentage with respect to the value set in SP.
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Standard regulation in bars
ENGLISH
4
2
2
3
Function
72
1
2
3
Optional regulation in metres
(plate supplied)