9.3.3.2 Suction lance with continuous level measurement
Electrical interface
Pin Designation Function
3 5 V supply
TX to sensor
5 V (4.85 V…5.25 V DC) feed to
the sensor and TX communication
interface (from the point of view of
the pump).
1 GND Reference potential
2 RX from sensor RX communication interface (from
the point of view of the pump)
Pin Designation
1 5 V supply
Sensor + RX
2 GND
3 Sensor TX
9.3.4 "Metering monitor" terminal
There is a connecting option for a metering monitor.
Electrical interface
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
9.3.5 "Diaphragm rupture indicator" terminal
There is a connecting options for a diaphragm rupture indicator.
Fig. 18: Assignment on the pump
Fig. 19: Assignment on the cable
Fig. 20: Assignment on the pump
Fig. 21: Assignment on the cable
Installation, electrical
41
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