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Rain Sensor

Item # IE A-RS500
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Rain Sensor

  • Rain Sensor
  • Rain Sensor on pipe
  • Rain Sensor on gutter
Product No. Dimension
transmitter (H x L x W)
receiver (H x L x W)
IE A-RS5001-1/2" x 1-3/4" x 3-3/4"1-1/2" x 1" x 3"1/8" to 3/4"-20°F to 120°F

The rain sensor can stop the irrigation system when it rains. It calculates the precipitation levels based on initial settings, then sends a signal to the controller to stop irrigation. With its compact design and host of convenient features, the Irritrol rain sensor works with any standard controller.



  • Constant communication between transmitter and receiver Assures that even after a controller power outage, the controller is continually updated with the sensor’s “wet” or “dry” status
  • Versatile mounting options Requires no special tools – Quick-Clip™ gutter bracket and ½” conduit adapter included
  • Fully adjustable shutoff points From 1⁄8” to 3⁄4” of accumulated rainfall
  • Dry-out rate adjustment for reset delay Allows for setting the ideal dryout time 


Operating Specifications

  • Sensor type: industry-standard hygroscopic discs
  • Rain sensitivity; adjustable nominal 1⁄8" to ¾"
  • Operating temperature: -20°F to 120°F
  • Housing material: UV-resistant engineered polymer


Electrical Specifications

  • Receiver power: 22-28 V ac/V dc, 100mA (to be used with Class 2, UL-approved (transformer)
  • Load rating: normally open or normally closed — 3A @ 24 V ac
  • UL Listed, FCC, CE, IC

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