Grundfos Hydro Multi-B CM, Инструкция по установке и эксплуатации

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English (GB)
10
8. User interface
The booster system incorporates a CU 323 control unit which enables manual setting and monitoring of the system.
Figure
11 shows the user interface for a system with four pumps.
Fig. 11 User interface of cabinet and CU 323
TM
05
04
79
1
11
1
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 manual operation.
Note: If a pump is set to manual operation, it will run at 100 % speed, and the power supply to the
CU 323 will be switched off. There is a delay time of 30 seconds before the pumps are set to manual.
7 Switches the power supply to the control cabinet on or off.
PT WS
On
Off
RESET
OFF AUTO
OFF AUTO
OFF AUTO
OFF AUTO
CU 323
4
3
2
1
system run
alarm
1
2
3
4
5
8
9
10 11
12
13
14
15
16
PT WS
On
Off
RESET
OFF AUTO
OFF AUTO
OFF AUTO
OFF AUTO
CU 323
4
3
2
1
system run
alarm
6
7
On
Off
RESET
Pos. Displays Description
8
Setpoint Shows the setpoint. After unlocking, the setpoint will flash.
Proportional pressure control. PPP will be flashing one second followed by the current setpoint for
4 seconds. Only available for E-systems.
Tank symbol appearing in tank-filling mode with float switches.
/ setpoint Alternates between tank symbol and setpoint in tank-filling mode with analog input.
External stop: Indicates that the system has been stopped externally via a digital input.
Indicates that the system has been set to "OFF".
Indicates that the system has been set from OFF to ON. "On" is only shown for 3 seconds after which
the setpoint will be shown.
Indicates that buttons on the CU 323 have been locked automatically. Unlock the buttons by
pressing
(Reset) and or (Reset) and .
Indicates that the system is remote-controlled.
Local: Appears if attempts to change local settings are made while the system is remote-controlled.
1___!
1___!
E . St
OFF
On
0-N
RESET RESET
bUS
LOC