HX7620B Pneumatic Comparator Characteristics Portable structure, small space and light weight It is suitable using in the laboratory and fieldwork Wide pressurized range, high vacuum Wide fine adjusting, high stability Technical Specification Pressure range ( -0.98~ 6) bar Stability Above 0.02% F.S Working media Air Output Interface M20× 1.5 Female Dimensions( L× W× H) 320mm× 270mm× 200mm Weight 7Kg