1. Differential pressure gauge 2. Be used for fan and blower pressures, filter resistance 3. 0-500pa 4. CE certificat Differential pressure measurement gauge is widely used fan and blower pressures, filter resistance, wind speed, furnace pressure, orifice differential pressure, drum water level and liquid pressure amplifier or hydraulic system, etc. At the same time, the combustion process for the air gas ratio control and automatic valve control, as well as health-care devices for monitoring blood pressure and respiratory pressure Specification Dimensions: 4-3/4dia. X 2-3/16deep. Weight: 11b. 2 oz. (460g) Finished: Baked dark gray enamel. Connections: 1/8female NPT hing and low pressure taps, one pair side and one pair back. Accuracy: Plus or minus 4% of full scale, at 70 (21.1). Pressure Rating: 15PSI(1.03 bar) Ambient Temperature Range: 20 to 140 (-7 to 60) Standard gauge accessories: Include two 1/8 male NPT plugs for pressure taps, two 1/8male NPT pipe thread to rubber tubing adapters, and three flush mounting adapters with screws Caution: For use with air or compatible gases only.
