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          1. Home
          2. Products
          3. Safety
          4. Type 4 safety light curtain
          5. Safety Light Curtain
          6. Selecting a Safety Light Curtain

          Safety Light Curtain

          GL-R series

          Step 5 / Select the Optional Accessories

          Use the following steps to select the optimum GL-R Series components for your application


          Select the light curtain type


          Select the light curtain length


          Select the mounting bracket


          Select the cables


          Select the optional accessories*

          *Optional accessories are not required for normal operation.

          [ Step 5 ] Select the optional accessories

          Front protection cover

          Select a front protection cover to protect the detection surface as necessary.

          Two sets are required to install protection on both the transmitter and receiver. Refer to the detection distances in the chart when using the front protection cover.

          Think of the front protection cover as a replaceable item. When heavily soiled, melted due to spatter, or damaged due to impact, replace the cover with a new one.

          Interface unit

          Optional accessory required to perform configuration and monitoring of the GL-R on a PC.

          Corner mirror SL-M Series

          By using a corner mirror, it is possible to reduce costs and save time on wiring.

          • This is a mirror that reflects light from the transmitter within a range of 45° to 95°. Up to 4 mirrors can be used. For details, see the “SL-M Series instruction manual”.

          For each single corner mirror, the detection distance will decrease by approximately 10%.

          * Newly added to the lineup

          GL-T11R Series dedicated relay for the GL-R Series


          Dedicated relay for the GL-R Series

          SL-U2 dedicated power supply for KEYENCE light curtains (Class 2 output)

          Dedicated power supply for KEYENCE light curtains

          GL-T11R Connection Cable

          • The following cable must be used for connection between the GL-R and GL-T11R.
          The system will not operate if other GL-R cables are used to connect the GL-R and GL-T11R.


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          Phone:1-888-KEYENCE [1-888-539-3623]
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