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The E-931-S33PRGQ 33ft Polarized Reflective Photoelectric Beam Sensor provides reliable detection of shiny objects that could be missed by a non-polarized sensor.

  • Polarized sensor is immune to shiny objects: triggers only when correctly reflected light is detected.
  • Weatherproof (IP55).
  • Anti-condensation housing.
  • 12-30V DC/AC 60Hz, 100mA.
  • Up to 33ft (10m) sensing range.
  • Round reflector, Diameter: 3-1/4" (82mm).
  • Form C relay: 500mA@30VAC/VDC.
  • Beam status LED.
  • Compact size: 4-13/16"x2-3/8"x2-7/16" (122x60x62mm).
  • N.C. Tamper switch: 500mA@30VAC/VDC.
  • Monitored Outputs: N.C., 10kΩ Resister.
Typical Applications
  • Sensor for garage doors, outdoor gates or overhead doors.
  • Sensor for industrial automation to detect objects on manufacturing line.


  • Model: E-931-S33PRGQ
  • Shipping Weight: 3lbs
  • 4 Units in Stock
  • Manufactured by: Seco-Larm


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This product was added to our catalog on Tuesday 21 June, 2016.

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We are a wholesale access control product sales company and recommend you have a professional electrician or gate operator installation company install your products. In regards to our telephone entry products you should have an experienced Security or Telephone Company install your products. Our products are technical products and require experience trades people to properly install your equipment so you may have your warranty for the products you purchase from us. You can look up installation companies on our vendors websites or online in your local area. These are not DIY do-it- yourself systems. You need someone to properly install your system.

Call us toll free at 866-790-3667 to get recommendations on your specific application. We can help you properly size and select the equipment our manufacturers make to their specification so you have a good installation based on your specific requirements.


West Tennessee Ornamental Door

1800 Transport Ave
Memphis TN 38116, USA


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