Grundfos DME 60 AR Installation And Operating Instructions Manual page 16

Cable D: Level input
Number / colour
Function
Empty tank
Potential-free
Empty tank
Low level
Low level
3) The function of the potential-free contact sets can be selected via the control panel (NO = normally open and NC = normally
closed), see section Input setup.
Related information
5.21 Input setup
16
1 / brown 2 / white
3)
5 V
Potential-free
5 V
3 / blue
3)
Potential-free
3) 3)
Potential-free
4 / black
Ground
Ground