GE Measurement & Control ZTP-115 Thermopile IR Sensor This thermopile sensor is used for non-contact surface temperature measuring.
The ZTP-115 model consists of thermo-elements, flat IR filter, a thermistor for temperature compensation and a hermetically-sealed small-size package.
There is also a variety of filters available to maximize performance in specific applications Applications Patient monitoring Ear & Tympanic thermometers Occupancy detection