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Calibration standards traceable to NIST
Removable control module on retractable 5 ft coiled cord
Mechanical overload protection and "OL" alert on LCD
Industrial-grade circuitry for long life performance
Minus (-) reading shows weight removed from the platform
Single point load cell strain gauge for long term stability and accuracy
Mesh filter in charging module protects solenoid valve from debris
Low flow triggers automatic hold to extend solenoid life
Schrader valve prevents backflow through solenoid
Charging accuracy is equal to scale accuracy +/- 0.25 oz
Solenoid valve with 400 lb/sq-in maximum operating pressure differential (MOPD) allows metering broad range of refrigerants
Moisture resistant membrane keypad with tactile metal domes keypad
9 V battery, battery life approximately 25 hr
9 in platform
Eliminates refrigerant transfer from tank to cylinder to system. The cylinder with refrigerant is weighed before and after charging. Charge directly into the system or recover from the system.