Product Description HX7400A Hydraulic Prssure Comparator is composed of hand pump, lead screw, shut-off valve, relieve valve, transparent water tank and output interface. It is a solid rugged structure which features high sealing performance, stable and fast pressure generating, effort-saving and easy operation. It is an ideal substitute for the dead weight tester. Functions HX7400A provides pressure for calibrating non-oil gauges such as oxygen gauge and acetylene gauge. It can be widely used in power, chemical, petrol, metallurgy, metering, military industry, etc. Characteristics ◆ Stainless steel and hermetic technology in the military industry ◆ Convenient cleaning ◆ Fast connection, quick pressurizing and easy operation ◆ The product is used for calibrating all kinds of non-oil gauges such as oxygen gauge and acetylene gauge. Technical Specification ◆ Pressure Range: (0~600) bar ◆ Pressure-transmitting Media: Pure Water, distilled water ◆ Output: Interface M20×1.5 ◆ Overall Dimension (L×W×H): 450mm×370mm×145mm ◆ Weight:18Kg