- Details
- Category: Pressure Meters & Manometers

The HD750 Differential Pressure Manometer has 11 configurable units of measurement and can measure differential pressure up to 0 to 138.3 inches or function as a low range/high resolution gauge. H2O (water in inches). The HD750's Data Hold and Auto Power Off capabilities, as well as Max/Min recording and Relative Time Stamp, are helpful. Additionally, the 5psi HD750 has an integrated USB interface and Zero function for offset correction or measurement. includes a durable carrying case, software with a USB cable, an AC adapter, a connection hose, a built-in stand, and a 9V battery.
Pressure (bar) | 0.344bar |
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Pressure (bar) Basic Accuracy | ±0.3% full scale |
Pressure (bar) Max Resolution | 0.001bar |
Pressure (cmH?O) | 351.5cmH₂O |
Pressure (cmH?O) Basic Accuracy | ±0.3% full scale |
Pressure (cmH?O) Max Resolution | 0.1cmH₂O |
Pressure (ftH?O) | 11.53ftH₂O |
Pressure (ftH?O) Basic Accuracy | ±0.3% full scale |
Pressure (ftH?O) Max Resolution | 0.01ftH₂O |
Pressure (inH?O) | 138.3inH₂O |
Pressure (inH?O) Basic Accuracy | ±0.3% full scale |
Pressure (inH?O) Max Resolution | 0.1inH₂O |
Pressure (inHg) | 10.18inHg |
Pressure (inHg) Basic Accuracy | ±0.3% full scale |
Pressure (inHg) Max Resolution | 0.01inHg |
Pressure (kgcm²) | 0.351kgcm² |
Pressure (kgcm²) Basic Accuracy | ±0.3% full scale |
Pressure (kgcm²) Max Resolution | 0.001kgcm² |
Pressure (kPa) | 34.47kPa |
Pressure (kPa) Basic Accuracy | ±0.3% full scale |
Pressure (kPa) Max Resolution | 0.01kPa |
Pressure (mbar) | 344.7mbar |
Pressure (mbar) Basic Accuracy | ±0.3% full scale |
Pressure (mbar) Max Resolution | 0.1mbar |
Pressure (mmHg) | 258.5mmHg |
Pressure (mmHg) Basic Accuracy | ±0.3% full scale |
Pressure (mmHg) Max Resolution | 0.1mmHg |
Pressure (ozin²) | 80ozin² |
Pressure (ozin²) Basic Accuracy | ±0.3% full scale |
Pressure (ozin²) Max Resolution | 0.01ozin² |
Pressure (psi) | 5psi |
Pressure (psi) Basic Accuracy | ±0.3% full scale |
Pressure (psi) Max Resolution | 0.001psi |
Certifications | CE |
Dimensions | 8.2 × 2.9 × 1.9" (210 × 75 × 50mm) |
Power | 1 × 9V battery |
Warranty | 3 years |
Weight | 9.8oz (280g) |
- Details
- Category: Pressure Meters & Manometers

The HD700 Differential Pressure Manometer has 11 configurable units of measurement and can measure differential pressure up to 0 to 55.40 inches or function as a low range/high resolution gauge. H2O (water in inches). The HD700's Data Hold and Auto Power Off capabilities, as well as Max/Min recording and Relative Time Stamp, are helpful. Additionally, the 2psi HD700 has an integrated USB interface and Zero function for offset correction or measurement. includes a durable carrying case, software with a USB cable, an AC adapter, a connection hose, a built-in stand, and a 9V battery.
Pressure (bar) | 0.137bar |
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Pressure (bar) Basic Accuracy | ±0.3% full scale |
Pressure (bar) Max Resolution | 0.001bar |
Pressure (cmH?O) | 140cmH₂O |
Pressure (cmH?O) Basic Accuracy | ±0.3% full scale |
Pressure (cmH?O) Max Resolution | 0.1cmH₂O |
Pressure (ftH?O) | 4.616ftH₂O |
Pressure (ftH?O) Basic Accuracy | ±0.3% full scale |
Pressure (ftH?O) Max Resolution | 0.001ftH₂O |
Pressure (inH?O) | 55.40inH₂O |
Pressure (inH?O) Basic Accuracy | ±0.3% full scale |
Pressure (inH?O) Max Resolution | 0.01inH₂O |
Pressure (inHg) | 4.072inHg |
Pressure (inHg) Basic Accuracy | ±0.3% full scale |
Pressure (inHg) Max Resolution | 0.001inHg |
Pressure (kgcm²) | 0.140kgcm² |
Pressure (kgcm²) Basic Accuracy | ±0.3% full scale |
Pressure (kgcm²) Max Resolution | 0.001kgcm² |
Pressure (kPa) | 13.78kPa |
Pressure (kPa) Basic Accuracy | ±0.3% full scale |
Pressure (kPa) Max Resolution | 0.01kPa |
Pressure (mbar) | 137.8mbar |
Pressure (mbar) Basic Accuracy | ±0.3% full scale |
Pressure (mbar) Max Resolution | 0.1mbar |
Pressure (mmHg) | 103.4mmHg |
Pressure (mmHg) Basic Accuracy | ±0.3% full scale |
Pressure (mmHg) Max Resolution | 0.1mmHg |
Pressure (ozin²) | 32ozin² |
Pressure (ozin²) Basic Accuracy | ±0.3% full scale |
Pressure (ozin²) Max Resolution | 0.01ozin² |
Pressure (psi) | 2psi |
Pressure (psi) Basic Accuracy | ±0.3% full scale |
Pressure (psi) Max Resolution | 0.001psi |
Certifications | CE |
Dimensions | 8.2 × 2.9 × 1.9" (210 × 75 × 50mm) |
Power | 1 × 9V battery |
Warranty | 3 years |
Weight | 9.8oz (280g) |
- Details
- Category: Pressure Meters & Manometers

The HD350 is both a pitot tube anemometer and a differential manometer. Differential pressure is measured in 5 units of measurement, and the kit contains a Pitot tube and two connecting hoses for monitoring air velocity/flow. Additional features include data hold, auto power off, zero function, and the ability to manually record and recall up to 99 readings. Built-in USB port. Complete with software and USB cord, a 9V battery, and two 33.5-inch pitot tubes. (85 cm) connecting hoses and a sturdy carrying box.
Air Velocity (ft/min) | 200 to 15733ft/min |
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Air Velocity (ft/min) Basic Accuracy | ±1% full scale |
Air Velocity (ft/min) Max Resolution | 1ft/min |
Air Velocity (km/h) | 3.5 to 288.0km/h |
Air Velocity (km/h) Basic Accuracy | ±1% full scale |
Air Velocity (km/h) Max Resolution | 0.1km/h |
Air Velocity (knots) | 2.0 to 154.6knots |
Air Velocity (knots) Basic Accuracy | ±1% full scale |
Air Velocity (knots) Max Resolution | 0.1knots |
Air Velocity (m/s) | 1 to 80.00m/s |
Air Velocity (m/s) Basic Accuracy | ±1% full scale |
Air Velocity (m/s) Max Resolution | 0.01m/s |
Air Velocity (mph) | 2.25 to 178.66mph |
Air Velocity (mph) Basic Accuracy | ±1% full scale |
Air Velocity (mph) Max Resolution | 0.01mph |
Air Volume (CFM) | 0 to 99,999 |
Air Volume (CFM) Basic Accuracy | ±3% of reading |
Air Volume (CFM) Max Resolution | 0.001 |
Air Volume (CMM) | 0 to 99,999 |
Air Volume (CMM) Basic Accuracy | ±3% of reading |
Air Volume (CMM) Max Resolution | 0.001 |
Linearity/Hysteresis | ±0.29 full scale |
Max Pressure | 10psi |
Pressure (inH?O) | 20.07inH₂O |
Pressure (inH?O) Basic Accuracy | ±0.3% full scale |
Pressure (inH?O) Max Resolution | 0.01inH₂O |
Pressure (mbar) | 50.00mbar |
Pressure (mbar) Basic Accuracy | ±0.3% full scale |
Pressure (mbar) Max Resolution | 0.01mbar |
Pressure (mmH?O) | 509.8mmH₂O |
Pressure (mmH?O) Basic Accuracy | ±0.3% full scale |
Pressure (mmH?O) Max Resolution | 0.01mmH₂O |
Pressure (Pa) | 5000Pa |
Pressure (Pa) Basic Accuracy | ±0.3% full scale |
Pressure (Pa) Max Resolution | 1Pa |
Pressure (psi) | 0.7252psi |
Pressure (psi) Basic Accuracy | ±0.3% full scale |
Pressure (psi) Max Resolution | 0.0001psi |
Temperature (Air) | 32.0 to 122.0°F (0 to 50°C) |
Temperature (Air) Basic Accuracy | ±3°F/1.5°C |
Temperature (Air) Max Resolution | 0.1° |
Certifications | CE |
Dimensions | 8.2 × 2.9 × 1.9" (210 × 75 × 50mm) |
Power | 1 × 9V battery |
Warranty | 3 years |
Weight | 12oz (340g); 7.2oz (204g) |
- Details
- Category: Pressure Meters & Manometers

The 407910 is a differential pressure manometer that measures up to 29 psi and shows results in 8 units of measurement. The features include a zero function for offset readings, Min/Max, Data Hold, and Auto power off. The kit includes two quick-disconnect fittings, a 9V battery, a protective holster with stand, and a case.
Pressure (atmosphere) | ±1.974atm |
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Pressure (atmosphere) Basic Accuracy | ±1% full scale |
Pressure (atmosphere) Max Resolution | 0.001atm |
Pressure (inH?O) | ±802.0inH₂O |
Pressure (inH?O) Basic Accuracy | ±1% full scale |
Pressure (inH?O) Max Resolution | 0.5inH₂O |
Pressure (inHg) | ±59.05inHg |
Pressure (inHg) Basic Accuracy | ±1% full scale |
Pressure (inHg) Max Resolution | 0.05inHg |
Pressure (kgcm²) | ±2.040kg/cm² |
Pressure (kgcm²) Basic Accuracy | ±1% full scale |
Pressure (kgcm²) Max Resolution | 0.001kg/cm² |
Pressure (mbar) | ±2000mbar |
Pressure (mbar) Basic Accuracy | ±2% full scale |
Pressure (mbar) Max Resolution | 1mbar |
Pressure (mH?O) | ±20.40mH₂O |
Pressure (mH?O) Basic Accuracy | ±1% full scale |
Pressure (mH?O) Max Resolution | 0.01mH₂O |
Pressure (mmHg) | ±1500mmHg |
Pressure (mmHg) Basic Accuracy | ±1% full scale |
Pressure (mmHg) Max Resolution | 1mmHg |
Pressure (psi) | ±29psi |
Pressure (psi) Basic Accuracy | ±1% full scale |
Pressure (psi) Max Resolution | 0.02psi |
Certifications | CE |
Dimensions | 7 × 2.9 × 1.3" (178 × 74 × 33mm) |
Power | 1 × 9V battery |
Warranty | 3 years |
Weight | 12oz (350g) |