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What is the wiring method of the safety light curtain?

Time:2022-07-22 Views:


  1. The controller is connected when not in use, and the description of the transmitter and receiver.


  1. Use the brown wire to connect the 24v positive voltage power supply to the 24v DC voltage interface of the receiving device.

  2. The test ground and 0vdc ground of the transmitter are the yellow wire and the blue wire respectively.


  3. Ground the 0vdc and EDM ports of the receiving device. There is a difference between the blue and green lines.


  4. The OS1 and OS2 of the receiving device are used as outputs, and the black and white wires are connected to each other.

2. Connection method of safety light curtain and controller


  1. The safety light curtain controller conducts self-test through the relay contacts and is connected to the 220v AC controller.


  2. Two relay outputs are used as controller signal outputs.


  3. The outputs OS1 and OS2 of the safety light curtain are respectively connected to the black and white lines of the light curtain receiving device.


  4. The contact self-test EDM is connected to the grating receiving device through the green wire.


  5. The 24V DC power is connected to the controller through the brown wire, while the 0V is connected to the controller through the blue wire.


  6. The light curtain emission device is connected to the grating self-test switch point of the controller through a yellow wire. The 24v DC voltage from the grating emitting device is connected to the brown wire and the 0vdc is connected to the blue wire.


  The importance of safety light curtains to high-risk mechanical products is self-evident. Therefore, when purchasing, we need to recognize the products of real manufacturers in order to truly protect the personal safety of employees.