Connection Overview - Grundfos DME Installation And Operating Instructions Manual

3.6 Connection overview

Alarm relay (control variant "AR" only)
"NO" black
"NC" blue
"Com" brown
5
Fig. 3 Connection overview
Control input:
Number / colour
Function
Manual
Pulse
Pulse + external on/off
Analog
Analog + external on/off
Timer + external on/off
Batch
1 = Contact for pulse signal
2 = Contact for external on/off
Level input:
Number / colour
Function
5 4 3 1 2
Control cable,
see table below
1
3
4
1 / brown 2 / white
2
1
1
2
2
1
1 / brown
Low level
Low level
Dosing monitoring
4 1 3
Level cable,
see table below
3
1
4
3 / blue 4 / black
2
1
1 + 2
–
2 –
2
1
2 / white
Empty tank
Empty tank Low level + empty tank
Dosing monitoring
2
2
Empty tank
Low level
5 / grey Description
2
+ mA signal
+ mA signal
3 / blue
Low level
Empty level
4 / black
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