Grundfos MGE 71 - 13 Signal Relays

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13. Signal relays
The motor has two outputs for potential-free signals via two internal relays.
The signal outputs can be set to "Operation", "Running", "Ready", "Alarm" and "Warning".
The functions of the two signal relays appear from the table below:
Description Grundfos Eye
Contact position for signal relays when activated
Operating
mode
Operation Running Ready Alarm Warning
Power off.
Off
-
Motor running in "Normal"
mode in open or closed
loop.
Green, rotating
Normal, Min.
or Max.
Motor running in "Manual"
mode.
Green, rotating
Manual
Motor in operating mode
"Stop".
Green, steady
Stop
Warning, but the motor is
running.
Yellow, rotating
Normal, Min.
or Max.
Warning, but the motor is
running in "Manual" mode.
Yellow, rotating
Manual
Warning, but the motor
was stopped via "Stop"
command.
Yellow, steady
Stop
Alarm, but the motor is
running.
Red, rotating
Normal, Min.
or Max.
Alarm, but the motor is
running in "Manual" mode.
Red, rotating
Manual
Motor stopped due to an
alarm.
Red, flashing
Stop
NCNO
C
NCNO
C
NCNO
C
NCNO
C
NCNO
C
C
NO NC
C
NO NC
C
NO NC
NCNO
C
NCNO
C
C
NO NC
C
NO NC
NCNO
C
NCNO
C
NCNO
C
NCNO
C
NCNO
C
C
NO NC
NCNO
C
NCNO
C
C
NO NC
C
NO NC
C
NO NC
NCNO
C
C
NO NC
C
NO NC
C
NO NC
NCNO
C
NCNO
C
C
NO NC
NCNO
C
NCNO
C
C
NO NC
NCNO
C
C
NO NC
C
NO NC
C
NO NC
NCNO
C
C
NO NC
NCNO
C
C
NO NC
C
NO NC
NCNO
C
C
NO NC
NCNO
C
NCNO
C
NCNO
C
NCNO
C
C
NO NC
NCNO
C