Check the listing for details. Differential Pressure Meter Manometer 100PSI Data Logger Built-in Printer RS232. Condition: New. Listed at 300.00 USD. Note: we'll ship this item via express mail service to USA, Canada, Australia, New Zealand, Ireland, Austria, Belgium, Denmark, Germany, France, Finland, Luxemburg, Malta, Norway, Sweden, Swiss, Spain, Italy, UK, Japan, Korea,Thailand, Malaysia, Indonesia, Philippine, Singapore. Clients from other countries pls contact with us in advance to confirm the different shipping charges before you order. 9831Features: 1. Measuring & recording gauge & differential pressure 2. 3 measurement modes: -single point measurement -manual record up to 99 points -automatically record up to 12000 points 3. Built-in printer to print anytime, anywhere 4. 11 pressure units selectable 5. Automatic recording is programmable 6. PC interface & software enable to link PC for data download or upload pre-edited header from PC to meter 7. Big dot matrix LCM 8. Auto power off time selectable 9. Backlight function to use in dark area Specifications: Model 9835 9831 Range & (Resolution) psi +/- 5.000 (0.003) 100.0 (0.1) kpa +/- 34.47 (0.02) 689.5 (0.4) mmHg +/- 258.6 (0.2) 5171 (3) kg/cm2 +/- 0.352 (0.001) 7.031 (0.004) mbar(hpa) +/- 344.7 (0.2) 6895 (4) bar +/- 0.345 (0.001) 6.895 (0.004) inH2O +/- 138.4 (0.1) 2768 (2) cmH2O +/- 350.2 (0.2) 7004 (4) inHg +/- 10.18 (0.01) 203.6 (0.01) ftH2O +/- 11.53 (0.01) 230.7 (0.01) oz/inch2 +/- 80.00 (0.01) 1600 (1) Accuracy: Accuracy 0.3% of full scale at 25C (77F); Repeatability 0.2%~0.5% of full scale; Linearity/Hysteresis 0.29%to 1% of full scale; Combined accuracy 1.0% of full scale. Response time: 0.5S Compensated temp. Range: 0-50C LCD size (mm, H x W): 26x45 Operating temp. : 0~50C Operating RH%: