AZ8230 differential pressure manometer meter 0 - 30PSI

Feature:  Digital display of gauge or differential pressure. Select from one of 11 pressure units of measure. Hold data, record, Max/ Min, Backlight features. Auto power off preserves remaining battery life. Low battery indicator. Power Supply:9 volts battery. Meter includes hard ABS case, connection hose (standard length: 50cm), battery and manual. Simple fittings for hose connection. Ideal Application: Medical equipment, Computer Peripherals, Pneumatic Controls, HVAC. Dimension:72x182x30 mm/150g. Optional RS232 software (Disk amp; PC cable). Serial format: Baud rate: 2400 Baud, 1 Stop bit, 8 Data Bits. PXXX. XX Specification:  Accuracy: ±0.3%of full scale at +25ºC Repeatability: ±0.2% (Max.+/ -0.5)%FSO. Resolution time: 0.3 sec. Compensated temperature range: 0~50ºC Operating temperature range: 0~50ºC Storage temperature range: -20~60ºC Combined linearity and hysteresis ±0.29(Max ±1.0)%FSO. Exceeding Maximum Pressure will cause permanent sensor damage. 1PSI*6.8947=Kpa               1PSI*68.947=mbar 1PSI*0.068966=bar            1PSI*70.038=cmH2O 1PSI* 51.715=mmHg          1PSI*16=ozin2 1PSI*0.070309=Kg/cm2     1PSI*51.71433=torr 1mmHg=133.322Pa            1PSI*6890=pascal(pa) 1bar=100000Pa