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9
4. Control functions
4.1 Functions of indicator lights and relays
System indicator lights
Operating
relay
Alarm
relay
Description
"System run"
(green)
"Alarm"
(red)
Off Off The power supply has been switched off.
Permanently
on
Off
The system is in normal operation, and one or
several pumps are running.
Permanently
on
Off
The system is in normal operation, but the last
pump in operation has been stopped by the low-flow
stop function.
Flashing Off The system has been set to stop.
Off
Permanently
on
The system has been stopped due to an alarm.
Permanently
on
Permanently
on
The system is in normal operation, but there is a
warning.
Flashing
Permanently
on
The system has been set to stop, and there is a
warning.
CNONC
CNONC
CNONC
CNONC
CNONC
CNONC
CNONC
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