Grundfos MGE Series - Signal relays

English (GB)
57
20. Signal relays
The motor has two outputs for potential-free signals
via two internal relays.
You can set the signal outputs to "Operation",
"Running", "Ready", "Alarm" and "Warning".
The functions of the two signal relays appear from
the table below:
Description Grundfos Eye
Contact position of signal relays when activated
Operating
mode
Operation Running Ready Alarm Warning
The power is
off.
Off
-
The motor runs
in "Normal"
mode in open
or closed loop.
Green, rotating
"Normal",
"Min." or
"Max."
The motor runs
in "Manual"
mode.
Green, rotating
"Manual"
The motor is in
operating mode
"Stop".
Green, steady
"Stop"
Warning, but
the motor is
running.
Yellow, rotating
"Normal",
"Min." or
"Max."
Warning, but
the motor runs
in "Manual"
mode.
Yellow, rotating
"Manual"
Warning, but
the motor was
stopped via a
"Stop"
command.
Yellow, steady
"Stop"
Alarm, but the
motor is
running.
Red, rotating
"Normal",
"Min." or
"Max."
Alarm, but the
motor runs in
"Manual" mode.
Red, rotating
"Manual"
The motor has
been 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