Data Value Unit
Voltage with open contacts 5 V
Input resistance 10 kΩ
Control via:
n potential-free contact (load: 0.5 mA at 5 V) or
Pin Function 4-wire cable
1 Power supply (5 V) brown
2 Coding white
3 Feedback blue
4 Earth GND black
9.3.4 "Diaphragm rupture indicator" terminal
There is a connecting options for a diaphragm rupture indicator.
Electrical interface
Specification Value
Supply voltage, approx.: +5 V, can be loaded to 20 mA (cur‐
rent limitation 150 mA)
Power consumption: min. 10 mA, max. 20 mA (sensor
presence detection)
Sensor signal: potential-free contact (load: 0.5 mA
at +5 V) or
semiconductor switch (residual
voltage < 0.3 V)
Pin Function 4-wire cable
1 Power supply (5 V) brown
2 not assigned white
3 Sensor signal blue
4 Earth GND black
Fig. 20: Assignment on the pump
Fig. 21: Assignment on the cable
Fig. 22: Assignment on the pump
Fig. 23: Assignment on the cable
Installation, electrical
44
DosingPump.ir