September 15, 2024Depth SounderAn instrument used tomeasure the depth of the seabed. Its working principle is that the transmittertransmits a sound pulse to the seabed, and the sound pulse is reflected by theseabed and...view
October 11, 2024Hydroacoustic directorAn instrument fordetermining the direction of a sound source in water. It has two or morereceivers placed in different locations. The receivers amplify the receivedsound signals ...view
March 5, 2025Photosensitive fire sensorA sensor made using the photoelectric effect.Its main component is the ultraviolet light sensitive tube,which is used to detect the ultraviolet rays emitted in large quantiti...view
November 5, 2024Ion Fire SensorThe device is made based onthe flame conductivity effect and is used to detect the flame condition in theenvironment. It is a fire-resistant metal tube mounted on an insulator.Generally...view
February 10, 2025GaugePressure SensorA pressure sensor that detects gauge pressure. The surface tobe detected of the diaphragm or diaphragm box of the pressure-bearing elementis open to atmospheric pressure, and the d...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