Automotive vehicles tightness test leakage detection auto body car air volume air flow test test Price for small wind testing, device name: auto body tightness test stand (or body leakage test bed volume), for vehicle Seal (blowing, positive) test; increased car outlet air flow measurement function (breathing), to meet the requirements of the standard GB1236-2000. Two Technical Requirements 1. measured air volume range: the amount of wind blowing and suction gas: 15 ~ 800 m3 / h. 2. measurement accuracy: Repeatability: ± 2% 3. Environmental requirements: Temperature: -5 ℃ ~ 50 ℃; Humidity: 65 ± 20% (user assurance) 4. Device Power Power: AC380V 3Φ 5. Test parameters: air volume , voltage, current, static pressure, barometric pressure, temperature and humidity, etc. 6. The nozzle control modes: manual 7. static pressure requirements: -120 Pa ~ 250Pa (slightly larger than the 250 Pa) 8. software functions (the company's own design according to customer requirements) A. English interface optional. B. simulated test conditions and settings. C. Test pieces of historical data management specification. D. Test data is saved and printed. E. graph: abscissa and ordinate, respectively, according to the relationship optional air volume, static pressure, speed, voltage, current, power between the different simulated graph of performance parameters.