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4 Wire PNP/NPN Proximity Sensor Connection with Relay and Load (220VAC) II NO & NC in Sensor - YouTube
![Aavad Instrument | Manufacturer of RTD Sensors, Pt100 Sensors,Thermocouples, Thermowells & Electromagnetic Flow Meters in Ahmedabad, Gujarat, India. Aavad Instrument | Manufacturer of RTD Sensors, Pt100 Sensors,Thermocouples, Thermowells & Electromagnetic Flow Meters in Ahmedabad, Gujarat, India.](https://www.aavadinstrument.com/wp-content/uploads/2021/06/RTD.jpg)
Aavad Instrument | Manufacturer of RTD Sensors, Pt100 Sensors,Thermocouples, Thermowells & Electromagnetic Flow Meters in Ahmedabad, Gujarat, India.
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PNP NPN Sensor Explained Practically || 2, 3, 4 & 5 Wire Proximity Sensor wiring @TheElectricalGuy - YouTube
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