THY-21C Oil Quality Analyzer is a portable instrument which measures the effect of contamination by detecting changes of dielectric constant that occur in lubricants. It is developed on the basis of THY-21A., THY-21C with LCD can clues to operation and Chinese characters show. And can read all kinds of data. It adopts high precision A/D switchover circuit making the repeatability better. When the battery is low, the buzzer alarms and shows on the LCD. It can power off when nobody operates.THY-21C Oil Quality Analyzer can work continuously for 28 hours with DC or AC. It can detect the percentage of water content without sample oil.
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