Digital Vacuum Pressure for HVAC Tester AC Manifold Meter with Low High Pump Gauges Refrigerant Kit Set R134a Machine

1. NIST Compliant Freezing Medium Database: Equipped with a built in database of pressure and temperature correlations for 90 refrigerants in accordance with US national institute of standards and technology (NIST) standards, this digital AC provides accurate freezing medium temperature readings from pressure measurements, enhancing efficiency in freezing system maintenance and installation.
2. Advanced Digital Circuitry And Sensors: Utilizing state of the art digital electronics and Precision Machined pressure sensors, the HVAC vacuum accurately measures freezing medium pressures and vacuum pressure. This ensures accurate diagnostics and maintenance of AC and refrigeration systems for optimal performance.
3. Accurate Ball Valve Design: Featuring a ball valve design and Precision Machined pressure sensors, the HVAC pressure allows for accurate freezing medium charging, ensuring dependable and precise measurements. Its reliability makes it an essential tool for professionals in HVAC system maintenance.
4. Sturdy And Rugged: This HVAC vacuum tester is made of excellent ABS and aluminum alloy material, which is sturdy and rugged, not easy to be damaged, and has a long service life.
5. HD Viewing Window: The digital vacuum pressure includes a HD glass viewing window, making it easy to monitoring freezing medium move. This feature allows users to quickly and easily assess system conditions and make informed judgments during diagnostics and servicing.

Spec:
Item Type: Digital HVAC
Material: ABS, Aluminum Alloy
Working Mode: Freezing medium measurement mode, vacuum measurement mode, leakage measurement mode can measure vacuum percentage.
Pressure Unit: KPa, Bar, PSI, InHg, KgF/cm²
Temperature Unit: ℃, ℉
Pressure Measurement Range: 0KPa-6000KPa, Resolution: 1KPa
Sensor Accuracy: ±0.5% Overload Limit: 10MPa
Operating Temperature Range: -20℃-60℃
Auto Shutdown: 10min (Can be set to start or stop, default start.)
Battery: 9V 6F22 Battery x 1 (Not Included)

How to Use:
1. Follow the manipulation or the guidance of a professional.
2. Keep the digital display clean and the screen bright and clear to ensure easy visibility of pressure, temperature, and other numerical values. Regularly clean the display Cover and copper joints with a cleaner or soapy water.
3. Pressure gauges are vulnerable components and should be periodically calibrated by the metrology department to ensure accuracy.
4. Handle with care to prevent impact and falling.
5. After use, turn the knob to the OFF position to prolong the valve core's lifespan.
6. When not in use, it is recommended to seal the joints of the pressure interface to prevent foreign objects from entering. Regularly blow and replace the freezing medium pipe, and clean the valve body of dust and impurities.

packing list:
1 x Digital HVAC