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
September 4, 2024Whatis the principle of current sensor?The application of sensors is becoming moreand more extensive, and current sensor is a kind of sensor, which is mainlyused to realize the induction of current. T...view
July 15, 2024Calorimetric detectorsIt is a blackbody radiationdetector , usually used to calibrate the spectral response of other detectors.The calorimetric detector is also a fast-response calorimeter, made in th...view
July 17, 2024Capacitance Type Electronic GaugeAn electric micrometerusing a capacitive sensor is used to measure small changes in length. It ismainly used for precision comparison measurement, vibration amplitudem...view
February 14, 2025Photovoltaic SensorsPhotovoltaic sensors aresensors that utilize the photovoltaic effect. The limit of the detectionsensitivity of a light sensor is determined by the signal-to-noise ratio. Fromthis p...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