Empty Signal Only / Pre-Empty And Empty Signal - Grundfos DDI 222 Instrucciones De Instalación Y Funcionamiento

6.1.3 Stroke/pulse signal / pre-empty signal / error signal
Socket 3
Electrically isolated output for stroke/pulse signal or pre-empty signal and error signal.
Socket 3
Pin Assignment
1 Error signal contact
2 Stroke/pulse signal or pre-empty signal contact
3 Stroke/pulse signal or pre-empty signal contact
4 Error signal contact
6.1.4 Remote on/off / contact input / current input
Socket 4
For the remote on/off input and contact input or current input.
If the remote on/off and contact inputs are to be used at the same time, wire 1 is assigned twice.
For the connection of one cable, use a plug adapter
with simple cable entry, for the connection of two
Caution
cables, use a plug adapter with double cable entry,
otherwise the protection will be lost!
Socket 4
Pin Assignment
1 GND
2 Current input
3 Remote on/off input
4 Contact input

6.1.5 Empty signal only / pre-empty and empty signal

Socket 5
For the empty signal only or pre-empty and empty signal input.
The suction lines with empty signal or pre-empty and empty signal are pre-assembled with a plug for socket 5.
Socket 5
Pin Assignment
1 Pre-empty signal
2 Empty signal
3 GND
6.1.6 PROFIBUS (optional)
Socket 6
Socket 6 for PROFIBUS is only used when the PROFIBUS option is selected.
For pumps with PROFIBUS option, please refer to the separate "PROFIBUS-DP" manual provided.
18
Cable
Wire colour
Brown
White
Blue
Black
Cable
Remote on/off
Wire colour
input
Brown x
White
Blue x
Black
Empty signal
x
x
Used for
Stroke/pulse signal /
Error signal
pre-empty signal
x
x
Used for
Contact input +/- current input
x
x
Used for
Pre-empty signal
x
x
x
x
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