Pitot Tube Anemometer + Differential Manometer Pitot Tube measures Air Velocity/Airflow In difficult-to-reach or tight locations where a vane anemometer won’t fit Features: • Simultaneous display of Pressure, Air Velocity or Air Flow plus Temperature • ±0.7252psi range • 5 selectable units of pressure measurement • Max/Min/Avg recording and Relative time stamp • Data Hold and Auto power off functions • Large LCD display with backlighting • Zero function for offset correction or measurement • Store/Recall up to 99 readings in each mode • USB port includes software • Includes Windows® compatible software with cable, 9V battery, pitot tube with two 33.5” (85cm) connection hoses, and hard carrying case Air Velocity Pressure Unique Pitot tube sensor used for measuring air velocity, airflow, and pressure in vents, ducts and other small openings. USB port includes PC Software Specifications Range Max Resolution Pressure psi 0.7252psi 0.0001psi mbar 50.00mbar 0.01mbar inH2O 20.07inH2O 0.01inH2O mmH2O 509.8mmH2O 0.1mmH2O Pa 5000Pa 1Pa Repeatability ±0.2% (Max. ±0.5%FS) Linearity/Hysteresis ±0.29FS Maximum Pressure 10psi Response Time 0.5s typical Air Velocity ft/min 200 to 15733 1 m/s 1 to 80.00 0.01 km/h 3.5 to 288.0 0.1 MPH 2.25 to 178.66 0.01 knots 2.0 to 154.6 0.1 Air Flow CFM 0 to 99,999 0.001 CMM 0 to 99,999 0.001 Temperature °F 32.0 to 122.0°F 0.1° °C 0 to 50°C 0.1° Dimensions/Weight Meter: 8.2 x 2.9 x 1.9" (210 x 75 x 50mm) / 12oz (340g) Pitot Tube: 15.4 x 7.7” (390 x 195mm) / 7.2oz (204g) Basic Accuracy ±0.3%FS ±0.3%FS ±0.3%FS ±0.3%FS ±0.3%FS ±(1%FS + 5d) @ 984.2 to 1968.5 ft/m ±(1%FS + 5d) @ 5 to 10.0 m/s ±(1%FS + 5d) @ 17.9 to 36.0 km/h ±(1%FS + 5d) @ 11.2 to 22.4 MPH ±(1%FS + 5d) @ 9.7 to 19.4 knots ±3% rdg ±3% rdg ±3°F ±1.5°C Ordering Information: HD350 ............Pitot Tube Anemometer + Differential Manometer www.extech.com Specifications subject to change without notice. Copyright © 2009 - 2015 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form. 7/20/15 - R1