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APG-DP-Advance Digital pressure Gauge-Differential pressure

APG-DP-Advance Digital pressure Gauge-Differential pressure

Overview:

The Differential Pressure Meter is a high-precision instrument designed for accurate measurement and calibration of low and differential pressure applications in industrial environments. With an accuracy of 0.05% of full scale and pressure ranges available from 2000 mmH₂O up to 10 bar, the device provides reliable performance for both laboratory and field calibration tasks.

 

It features 20 selectable pressure units, allowing users to conveniently work across different international measurement standards. Engineered with a compact, lightweight, and hand-operated design, the meter is easy to carry and ideal for on-site testing. The large backlit display ensures clear visibility even in low-light environments, while built-in minimum and maximum reading functions and a 0–100% full-scale progress bar help technicians quickly analyse pressure variations. When used with a pitot tube, the instrument can also monitor air flow, making it suitable for HVAC diagnostics and airflow measurement. This combination of precision, portability, and multifunction capability makes it an effective solution for calibration, testing, and troubleshooting of differential pressure systems.

APG-DP Applications:

  • Measurement and calibration of differential pressure transmitters, gauges, and sensors used in industrial process systems.
  • Calibration and verification of low-pressure and differential pressure instruments in laboratories and field environments.
  • Air flow measurement in HVAC systems when used with a pitot tube for duct and ventilation testing.
  • Testing and maintenance of filter differential pressure in air handling units, cleanrooms, and filtration systems.
  • Monitoring and troubleshooting of pressure drop across pipelines, valves, and flow elements.
  • Calibration and servicing of process control instruments in industries such as power plants, oil & gas, petrochemical, pharmaceuticals, and manufacturing.
  • Field testing and validation of process pressure loops during commissioning and preventive maintenance.

 

Pressure Range -2000 mmH2o to 10 bar
Resolution 0.1 mmH2O, 0.0001 bar to 0.001 bar
Accuracy ±0.05% of F.S
Storage Temperature -20°C to 70°C
Operating Temperature 0 to 60°C
Pressure Connection 1/4″ BSP (M) for both High & Low port
Units (Depends upon range)

bar, psi, Kg/cm2, KPa, MPa, mmHg, atm, mH2O, inHg, inH2O, ftH2O,

cmH2O, mbar, mmH2O, Pa, torr, hpa, kg/m2, cmHg, ib/ft2

Protection ABS Plastic with IP67
Power Supply 4 x AA battery
Battery Backup 400 hours
Over Pressure 120% of F.S
Sensor Differential Pressure

 

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