Terminal Type
2
DI1
5
+5 V
6
GND
A
GENIbus, A
Y
GENIbus, Y
B
GENIbus, B
3
GND
15
+24 V
8
+24 V
26
+5 V
23
GND
25
GDS TX
24
GDS RX
7
AI2
Related information
4.2.4 Connecting an external switch
4.2.8 Signal relays
The motor has two outputs for potential-free signals via two internal relays. You can set the signal outputs to Operation, Pump
running, Ready, Alarm and Warning.
The functions of the two signal relays appear from the table below:
Grundfos Eye is off
The power is off.
Operation
Pump running
C
NO
NC
C
NO
NC
Grundfos Eye is rotating green
The pump or motor runs in Normal mode in open or closed loop.
Operation
Pump running
C
NO
NC
C
NO
NC
Grundfos Eye is rotating green
The pump or motor runs in Manual mode.
Operation
Pump running
C
NO
NC
C
NO
NC
22
Function
Digital input, configurable.
Digital input 1 is factory-set to be start or stop input where an open circuit results in stop. A
jumper has been factory-fitted between terminals 2 and 6. Remove the jumper if digital input 1
is to be used as external start or stop or any other external function.
Power supply to a potentiometer or sensor.
Protective earth.
GENIbus, A (+).
GENIbus, Y (GND).
GENIbus, B (-).
Protective earth.
Power supply.
Power supply.
Power supply to a potentiometer or sensor.
Protective earth.
Grundfos Digital Sensor output.
Grundfos Digital Sensor input.
Analog input:
0-20 mA or 4-20 mA.
0.5 - 3.5 V, 0-5 V or 0-10 V.
Ready
C
NO
NC
Ready
C
NO
NC
Ready
C
NO
NC
Alarm
Warning
C
NO
NC
C
NO
NC
Alarm
Warning
C
NO
NC
C
NO
NC
Alarm
Warning
C
NO
NC
C
NO
NC
Operating mode
-
Operating mode
Normal
Min.
or
Max.
Operating mode
Manual