July 15, 2024Calorimeterbased on chemical changes, biological reactions, and physical phenomena . Temperature sensors are mostly Beckmann thermometers, thermistors, platinum temperature resistors, and thermocouple...view
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
March 10, 2025Fiber Optic Proximity SensorA proximity sensor usingoptical fiber that detects the position of an object without contact.Photoelectric sensors arealso called fiber optic photoelectric switches. The ma...view
September 14, 2024Depth SensorA sensor used to detect thedepth of seas and lakes. Ultrasonic waves are emitted from the ship to thebottom of the water , and the water depth is calculated by the time required toreceive ...view
March 17, 2025Drift Measuring InstrumentAn instrument used tomeasure the drift of a vessel or drifting object on the water relative to thegeographical location of a selected reference point due to wind direction,cu...view
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