Intermatic - IOS-DSR-IV - Commercial Grade Self-Adaptive In-Wall PIR Occupancy Sensor, No Neutral Required, Ivory Universal Pump Start Relay It can also be used

It can also be used with a spring wound timer or simple switch to control fountains or other aquatic features

Made of heavy duty precision engineered material

Field Decoder Turf Features Include: Mounting: In valve box or direct burial

silicone or VOC solvents

Intermatic - IOS-DSR-IV - Commercial Grade Self-Adaptive In-Wall PIR Occupancy Sensor, No Neutral Required, Ivory Universal Pump Start Relay It can also be usedSpec Sheet Install Manual Intermatic IOS DSR IV Commercial Grade Self Adaptive In Wall PIR Occupancy Vacancy Sensor, No Neutral Required, Ivory The passive infrared sensors work by detecting the difference between heat emitted from the human body in motion and the background space. The sensor switch can turn a load ON and hold it as long as the sensor detects occupancy. After no motion is detected for the set time delay, the load turns OFF