The device is a professional digital manometer with high precision, wide range, high resolution, large screen display, and indoor temperature measurement capability.Features: - 11 selectable measurement units: inH2O, psi, mbar, kPa, inHg, mmHg, oz/in, ftH2O, cmH2O, kg/cm, and bar, for versatile use - Clear digital display with large LCD and backlight (ON/OFF) for easy reading - Data Hold function for convenient data review and recording - User-friendly indicators including low battery warning, pressure unit display, and error codes for out-of-range detection - Reliable construction using imported pressure sensors, high-precision ADC, and low-power microcontroller - MAX/MIN function to display maximum, minimum, and average recorded values - Suitable for various applications such as natural gas pipeline monitoring, HVAC refrigeration and ventilation systems, mechanical hydraulics, plastic molding, ceramic manufacturing, biopharmaceutical processes, mining, and petrochemical industries Specifications: - Model options: FU-P1, FU-P2, FU-P5 - FU-P1 Measurement Ranges and Resolution: - inH2O: 4.014 range, 0.001 resolution - mbar: 10.00 range, 0.001 resolution - kPa: 1.000 range, 0.001 resolution - Pa: 1000 range, 0.1 resolution - ftH2O: 0.334 range, 0.001 resolution - mmH2O: 101.9 range, 0.01 resolution - mmHg: 7.500 range, 0.001 resolution - inHg: 0.295 range, 0.001 resolution - FU-P2 Measurement Ranges and Resolution: - inH2O: 55.40 range, 0.01 resolution - psi: 2.000 range, 0.001 resolution - mbar: 137.8 range, 0.1 resolution - kPa: 13.79 range, 0.01 resolution - inHg: 4.072 range, 0.001 resolution - mmHg: 103.4 range, 0.1 resolution - oz/in: 32.00 range, 0.01 resolution - ftH2O: 4.612 range, 0.001 resolution - cmH2O: 140.6 range, 0.1 resolution - kg/cm: 0.140 range, 0.001 resolution - bar: 0.137 range, 0.001 resolution - FU-P5 Measurement Ranges and Resolution: - inH2O: 138.3 range, 0.1 resolution - psi: 5.000 range, 0.001 resolution - mbar: 334.7 range, 0.1 resolution - kPa: 34.47 range, 0.01 resolution - inHg: 10.18 range, 0.01 resolution - mmHg: 258.5 range, 0.1 resolution - oz/in: 80.00 range, 0.01 resolution - ftH2O: 11.53 range, 0.01 resolution - cmH2O: 351.5 range, 0.1 resolution - kg/cm: 0.351 range, 0.001 resolution - bar: 0.344 range, 0.001 resolution - Material: ABS - Accuracy: FU-P1 (1.5% FSO), FU-P2 and FU-P5 (0.3% FSO @ 25C) - Repeatability: 0.25% FSO - Response Time: 0.5 second typical - Over Range Indicator: EER1 or EER2 - Auto Power-off: After 15 minutes of inactivity - Operating Conditions: 0C to 50C (32F to 122F) - Storage Conditions: -10C to 60C (14F to 140F) - Power Supply: 1 x 9V 6F22 battery (not included) - Device Dimensions: 160 x 55 x 34mm / 6.30 x 2.17 x 1.34in - Device Weight: 147g / 5.18oz - Package Weight: 261g / 9.21oz - Package Dimensions: 18 x 10 x 4cm / 7.09 x 3.94 x 1.57in Packing List: - 1 x Manometer - 2 x Flexible Tube - 1 x User Manual (English)