September 2, 2024Current SensorSensors that detect AC andDC currents. For example, a toroidal core is used to wind the primary andsecondary coils around the core. The primary current can be detected by thedetected sec...view
October 14, 2024Fire infrared detectorA sensitive element in afire detector that can convert the infrared radiation of a flame into an alarmsignal output by an infrared detector. When a target in the detector's field...view
July 12, 2024Minimum resistance value1. The zero-power resistance value of the lowest point on the resistance-temperature characteristic curve of a positive temperature coefficient thermistor (PTC thermistor).2. T...view
August 27, 2024CombustionsensorSensorsthat monitor or control the combustion state , such as concentration cell typezirconia oxygen sensors for boilers. In addition to zirconia oxygen sensors,SnO2 and perovskite oxi...view
February 24, 2025FirealarmAdevice that makes a bell or other alarm sound when a fire occurs. It isequipped with a heat sensor that automatically sounds a buzzer when thetemperature reaches a certain level, and a gas (...view
October 26, 2024Knock sensorAlso called a vibrationsensor. The combustion of an internal combustion engine increases thecompression ratio, which causes explosive abnormal combustion during ignition.A sound like a ham...view