Main engine speed measuring system, mainly refers to the main engine speed measurement and supercharger speed measurement.Generally, the fault of speed measuring system is reflected in the host tachometer and supercharger tachometer is not moving or the indication of speed is not accurate.

If the tachometer pointer does not move, it should first check whether the tachometer input signal is in place.If there is no input signal or the signal value does not meet the requirements, then the speed measuring device should be checked (such as simulation test of the speed measuring device, etc.).

In addition, check whether the sensor works normally and whether the sensor installation clearance meets the requirements.If the installation gap is wrong, it should be adjusted to meet the requirements.

At the same time, the whole speed measurement system of the line to check whether there is loose wiring phenomenon, and wiring errors.

Zhenjiang haishun Marine equipment co., ltd. is a professional production and sales of Marine diesel engine parts at home and abroad based on the operation of the company, the perennial employment of university of science and technology internal combustion engine research institute professor Chen daochun as technical director and consultant, to the quality of survival, credibility and development.

The company mainly supplies domestic: China shipping group, cosco group, and the ministry of communications east China sea rescue bureau, south China sea rescue bureau, north sea salvage bureau, maritime bureau and other large vessels and Yangtze river shipping system units, providing quality and convenient Marine diesel engine, Marine diesel engine parts, diesel engine parts services.