Sper Scientific Differential Monometer, 0-15 psi

Ideal for measuring low differential pressure in clean rooms, test and balance, medical equipment, HVAC, pneumatic systems and computer peripherals. Portable, and weighing only 5 oz. (150 g) including the battery, these meters are convenient for use in the lab, field or factory. Reads gauge, and differential min/max, hold, and auto power off functions. The RS232 port enables communication with a computer. High accuracy of ±0.3% fs at 25ºC, repeatability: ±0.2% (max ±0.5%) FSO, and combined linearity and hysteresis: ±0.2 (Max ±1.0%) FSO. All Sper Scientific Manometers come ready to use with connection hose, instructions, and a 9V battery, in a hard shell carrying case. Comes with a N.I.S.T. traceable certificate of calibration. Dimensions: 7⅛" × 2¾" × 1" (182 × 72 × 30 mm) Weight: 5 oz. (150 g).