English (GB)
11
* The last pump in operation might have been stopped temporarily by the low-flow stop function.
9
Measured value
Shows the actual, measured value on the discharge side.
Proportional setpoint
(digit number)
Proportional setpoint at zero flow, PPS [bar]. PPS is visible if the
button is pressed for 4 seconds.
After the
button is released, PPS can be adjusted by the means of the
or
button. If the
buttons are not activated for 4 seconds, the system will return to normal operation. Only available for
E-systems.
Appears in tank-filling mode with float switches.
Appears in case of a primary sensor fault.
/ measured
value
Alternates between the actual, measured value on the discharge side and "H.L" when a maximum
discharge pressure or a level limit has been exceeded.
Pos.
Indicator
lights
Status
Description
10
Off
Normal state.
Red
Water shortage fault.
11
Off
Normal state.
Red
Primary and/or redundant sensor fault.
Maximum discharge pressure or level limit has been exceeded.
12
(pump LED)
Off
The pump has stopped due to cascade operation.
The system is in "OFF" state.
The power supply has been switched off.
Red
A pump fault has occurred.
Green
The pump is running.
Flashing green
The pump is in standby mode or has been stopped by pressing
or via remote control.
13
AUTO
Yellow
The pump is controlled by the CU 323.
14
OFF
Yellow
The pump has been stopped by pressing
or via remote control.
Pos.
Indicator
lights
Status
Description
Pos. 13:
system run
(green)
Pos. 14:
alarm
(red)
15 and 16
(system LEDs)
Off
Off
The power supply has been switched off.
On
Off
The system is in normal operation.*
Flashing
Off
The system has been set to stop.
Off
On
The system has been stopped due to an alarm.
On
On
The system is in normal operation, but there is a warning.*
Flashing
On
The system has been set to stop, and there is a warning.
Pos.
Displays
Description
RESET
RESET
---
Err
H
.
L
WS
PT
