Fangrui Product Details 1. Duoyi Dy517 Car Air Conditioning Repair Electronic Refrigerant Meter Air Conditioning Fluoride Meter 2. Features 3. The Intelligent Electronic Refrigerant Group Instrument Is An Auxiliary Instrument For The Installation, Testing And Maintenance Of Refrigeration Equipment Such As Air Conditioners And Cold Storage. 4. The Instrument Has Double Pressure Test, Dual Temperature Test (need Test Clip,not Include), Digital Readout, Multi-unit Switching, Multi-mode Function And Built-in Refrigerant Database. 5. The Instrument Uses High-strength Engineering Plastics And Flexible Non-slip Silicone Design, The Whole Machine Is Solid And Comfortable To Hold. Built-in 32-bit Digital Processing Unit And High-precision Data Acquisition Unit, High Data And Stability. 6. Large-size Liquid Crystal Display, Lcd Backlight Support, Data Display Clear And Easy To Read, Convenient Light Operation. Long-life Valve Switch, 14-inch Standard Interface Design To Ensure That The Durability And Versatility Of Instrument. 7. The Instrument Can Measure Double Pressure (gauge Pressure) At The Same Time, As Well As Dual Temperature Measurement (need Test Clip,not Include), With Automatic Multi-unit Pressure Conversion, Automatic Conversion Of Temperature Celsius Fahrenheit, To Facilitate Different Needs. 8. Built-in 89 Kinds Of Refrigerant Pressure-evaporation Temperature Database, Also Calculate The Subcooling Superheat, To Facilitate Direct Reading Of Operating Process Data. Also It Tests Percentage Of Vacuum Measurement; Pressure Leak Measurement, Leak Time Speed Record. 9. Specification 10. Pressure Test: Gauge Pressure 11. Pressure Test Unit: Kpa; Mpa; Bar; Inhg; Psi. 12. Pressure Test Range: 0 Kpa-6000 Kpa 13. Pressure Test Resolution: 1 Kpa 14. Pressure Test Accuracy: +- 0.5 %(fs)+ 5dgt 15. Pressure Overload Limit: 10000 Kpa (10 Mpa; 100 Bar;) 16. Vacuum Test: Relative Vacuum 17. Vacuum Test Unit: Kpa; Mpa; Bar; Inhg; Psi. 18. Vacuum Test Range: -101 Kpa-0 Kpa 19. Vacuum Test Resolution: 1 Kpa 20. Temperature Tes