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English (US)
7. Operation
7.1 User interface
The Hydro Multi-B incorporates a CU 323 control unit which
enables manual setting and monitoring of the booster system.
Figure
shows the user interface for a system with three pumps.
Fig. 8
User interface of cabinet and CU 323
TM
0
5
9
283
4
413
Pos.
Buttons
Description
1
Changes the system operating mode between "Normal" and "Stop".
2
Increases the setpoint value.
3
Decreases the setpoint value.
4
Resets all alarms.
5
Changes the operating mode of the individual pumps between "AUTO" and "OFF". Each pump in the
system has an Auto/Off button.
6
Enables "Emergency/Manual" operation.
Note: If a pump is set to "Emergency" operation, it will run at 100 % speed, and the power supply to
the CU 323 will be switched off.
7
Switches the power supply to the control cabinet on or off.
Table continued on next page
On
Off
RESET
