PLC: Sensors and I/O Series--Digital Sensors

Part 2 of the Sensors and I/O Series displays general information on different digital sensors.

  • Show different digital sensors

  • Sensor needs some power to operate either dc or ac to perform its sensing

  • Explain they act the same as a switch

  • Maybe show DC sensor with relay.

  • Explain current levels and voltages

  • Different types of cords, quick disconnect, plastic, stainless, NEMA 4X For wash down

Click Here for More Videos in the Series