The type of THY-21CE oil quality analyzer is installed a large-screen monitor to realize operating prompt and Chinese characters of each function, convenient to read various data. It is installed a micro printer and uses a high-precision A / D conversion circuit, so that the analyzer repeatability is better. When the power of battery is low, the buzzer will alarm automatically and prompt. The analyzer has a dual function of DC and AC (DC can work continuous for 28 hours), in no man operation condition will shut down automatically; When AC power work can charge. The analyzer has exquisite appearance, easy to operate, suitable for on-site and field operations. Main functions; 1.Determining the degree of pollution in lubricant within 5 minutes; 2.Detecting percentage of water content in the lubricant within 3 minutes; 3.Detecting metal particles beyond 60um; 4.Determining the new purchased lubricant is qualified or not; 5.Printing the result after finishing the detecting