Dexter Research Center, Inc. Thermacon UL-Listed PIR Motion Sensor T-90

Thermacon - Concealed Passive Infrared Motion Sensor A concealed passive infrared (PIR) motion sensor that detects the presence of natural body heat and activates a relay. Relay activation begins when the detection area is entered and remains on for the duration of the preset relay timing. The unit is designed for concealed and easy installation in suspended ceilings. Four interchangeable detection patterns are standard with each unit. Units accept a power supply range of 12 to 24 volts AC or DC. Thermacon T-90 UL Listed – The housing is an Underwriters Laboratories Inc. (UL) 94-HB fire rated ABS plastic, coated with aluminum to protect against radio frequency interference