Why Choose HOLDPEAK digital gas manometers 189A?
Supports 11 different gas measurement units, including mmHg, inHg, ftH₂O, cmH₂O, KPa, Mbar, Bar, Psi, Kgcm², inH₂O, and Ozin².
Dual port design. Easily to compare gas pressure readings between two different locations.
Support Zero-out function clear the remaining value and over-range indicator to ensure accuracy.
Data storage feature to record and review max / min / average air pressure data.
Features:
Differential Pressure Meter: Equipped with dual ports input, digital pressure gauge 189A can measure STATIC and DIFFERENTIAL pressure from two ports in air and gas systems. ±13.79 kPa / ±2.000Psi Air pressure measure range, ±0.3%FS high accuracy. ±0.25%FS repeatability.
High Accuracy: Handheld gas differential pressure gauge 189A supports Zero-out function to clear the remaining value to ensure accuracy, Data hold function to freeze the measurement data on the screen for easy reading & recording, Over-range indicator to preventing measurement errors and ensuring safety.
11 Selectable Gas Units：Supports 11 different gas measurement units switchable, including mmHg, inHg, ftH₂O, cmH₂O, KPa, Mbar, Bar, Psi, Kgcm², inH₂O, and Ozin². A convenient and practical gas manometer to monitor air pressure for HVAC system, gas valve and furnace, tankless water heater, household boilers and residential HRV.
Data Logging: Press\REC\ button to record and review max / min / average air pressure data. Large backlit LCD screen to display gas pressure value clearly even in low-light conditions. Automatic power-off after 25 mins no-operation to save battery life. Protective cap to protect air pressure manometer's two tube connector(3.18mm diameter) from damaged.
Accessories & Warranty：HOLDPEAK gas differential pressure measurement 189A comes with 4pcs flexible tube, 1pcs 1/8 thread adapter and portable bag. 365 days quality warranty and Lifetime technical support. We HOLDPEAK are always here to provide you quality meter and professional sales service
Packing List:
1 x lanyard
1 x hose adapter
1 x protective cap
1 x User Manual
1 x portable carrying bag
1 x Digital manometer 189A
4 x Flexible Rubber Tubes
11 Measure Units：mmHg, inHg, ftH₂O, cmH₂O, KPa, Mbar, Bar, Psi, Kgcm², inH₂O, and Ozin²
Measure Range: ±2.00Psi / ±13.79Kpa
Accuracy: ±0.3%FS
Repeatability: ±0.25%
Linearity / Hysteresis: ±0.1%FS
Maximum pressure: 6Psi
Features 1: Zero-out
Features 2: Data Hold
Features 3: Dual Port Input
Features 4: Low Power Indicator
Features 5: Over-range indication
Features 6: Data Record Max/Min/AVG Value
Features 7: Gas Pressure Differential Measurement
