The THY-22A intelligent oil quality analyzer, adopts low voltage, micro power consumption, signal conditioning and data-processing system, which can be used for a long time powered by the dry battery; The LCD large screen display can be contribute to enable us read measurement datas clearly; The automatic 0-adjusting function improves the testing efficiency; The instrument is more suitable for site work and field work by adopting small size volume and portable design. Main functions: 1.Determining the degree of contaminate in lubricants with in 3 min 2.Detecting metal particles beyond 60m 3.Determining whether the newly purchased lubricant is qualified