Product Description 
 Compensation micro manometer for measuring non-corrosive gases tiny pressure, negative pressure and differential pressure, also can be used to calibrate other pressure gauge, available to laboratories and units of measurement. 
 Technical parameters 
 1, model, measuring range, the basic error 
 Model 
 YJB-1500 
 YJB-2500 
 Specification 
 0 ± 1500Pa 
 0 ± 2500Pa 
 Minimum score of degrees 
 0.01mm 
 0.01mm 
 Basic error 
 ± 0.8Pa 
 -1.5-1.5Kpa range: ± 0.8Pa 
 -1.5-1.5-2.5Kpa 
 Dimensions (DXH) 
 226x322mm 
 226x422mm 
 Weight 
 5.5kg 
 8.5kg 
 2, precision grade: second standard 
 3, the working environment: temperature 20 ± 5 ℃