Operation
Pump running
Ready
Alarm
Warning
Operating mode
C
NC
NO
C
NC
NO
C
NC
NO
NC
NO
C
NC
NO
C
Normal
Min.
or
Max.
Grundfos Eye is rotating green
The pump or motor runs in
Manual
mode.
Operation
Pump running
Ready
Alarm
Warning
Operating mode
C
NC
NO
C
NC
NO
NC
NO
C
NC
NO
C
NC
NO
C
Manual
Grundfos Eye is permanently green
The pump or motor is ready for operation but is not running.
Operation
Pump running
Ready
Alarm
Warning
Operating mode
NC
NO
C
NC
NO
C
C
NC
NO
NC
NO
C
NC
NO
C
Stop
Grundfos Eye is rotating yellow
Warning, but the pump or motor is running.
Operation
Pump running
Ready
Alarm
Warning
Operating mode
C
NC
NO
C
NC
NO
C
NC
NO
NC
NO
C
C
NC
NO
Normal
Min.
or
Max.
Grundfos Eye is rotating yellow
Warning, but the pump or motor is running.
Operation
Pump running
Ready
Alarm
Warning
Operating mode
C
NC
NO
C
NC
NO
NC
NO
C
NC
NO
C
C
NC
NO
Manual
Grundfos Eye is permanently yellow
Warning, but the pump or motor was stopped via a
Stop
command.
11
English (US)