Signal Relays - Grundfos TPE 1000 Serie Instrucciones De Instalación Y Funcionamiento

18. Signal relays

The motor has two outputs for potential-free signals via two
internal relays.
The signal outputs can be set to "Operation", "Pump running",
"Ready", "Alarm" and "Warning".
The functions of the two signal relays appear from the table
below:
Description
Power off.
Pump running in
"Normal" mode
Pump running in
"Manual" mode.
Pump in operating
mode "Stop".
Warning, but the
pump is running.
Warning, but the
pump is running in
"Manual" mode.
Warning, but the
pump was stopped
via "Stop" command.
Alarm, but the pump
is running.
Alarm, but the pump
is running in "Manual"
mode.
Pump stopped due to
an alarm.
32
Contact position for signal relays when activated
Grundfos Eye
Operation
Off
C NO
Green, rotating
C NO NC
C NO NC
Green, rotating
Green, steady
C NO
C NO NC
Yellow, rotating
Yellow, rotating
C NO NC
Yellow, steady
C NO
Red, rotating
C NO NC
Red, rotating
C NO NC
Red, flashing
C NO
Pump
Ready Alarm
running
NC C NO NC C NO NC C
C NO NC C NO NC
C
C NO NC
C NO NC C
C NO NC
NC C NO NC C
C NO NC C NO NC
C
C NO NC
C NO NC C
C NO NC
NC C NO NC C
C NO NC C NO NC
C NO NC
C NO NC C NO NC
C NO NC
C NO NC
NC C NO NC C NO NC
Operating mode
Warning
-
NO NC C NO NC
Normal, Min. or
Max.
NO NC C NO NC
Manual
NO NC C NO NC
Stop
NO NC C NO NC
Normal, Min. or
Max.
C NO NC
NO NC
Manual
C NO NC
NO NC
Stop
C NO NC
NO NC
Normal, Min. or
Max.
C NO NC
Manual
C NO NC
Stop
C NO NC