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Testo 425 Air Velocity Meter with Thermal Flow Probe

In stock

Testo 425 Air velocity Meter is a multi-functional device that records the flow speed, calculates the volumetrical flow, and also measures the temperature. it’s a measure vary of zero to +20 m/s, creating it best suited to low airflow velocity
Applications: Functional testing of ventilation and air conditioning systems, Pharmaceutical Clean Rooms, Laminar Air Flow Cabinets, HVAC, Biosafety Cabinets, AHUs

Testo 425 Airspeed Meter is a multi-functional device that records the flow speed, calculates the volumetrical flow, and additionally measures the temperature. it’s an activity vary of zero to +20 m/s, creating it best suited to low flow speed. It options a telescopic flow probe that may be extended to a length of up to 820 millimeters and includes a probe head diameter of seven.5 mm. once you input the duct extent worth, it mechanically calculates the volumetrical flow throughout the flow measurement. Single and multi-point averaging options provide the worth of average volumetric flow, flow speed, and temperature reading. The airspeed meter includes a Hold button, that helps you to freeze the present reading to match it with another worth, as an example. If you forget to change off the airspeed meter, the Auto-off operate can automatically turn off the device that conserves your battery life.

Features of Testo 425 Air Velocity Meter:

  • It not only calculates Temperature and flow measurement but also volumetric flow can be calculated
  • Permanently attached an extendible telescopic probe
  • With single and multi-point averaging
  • Display of min/max value, hold function, Auto-off function

 

Type Range Accuracy Resolution
Temperature -20 to +70 °C  ±0.7 °C, For: (0 to +60 °C) : ±0.5 °C 0.1°C
Air Flow Velocity 0 to +20 m/s ±(0.03 m/s + 5 % of mv) 0.01 m/s

Additional information

Manufacturer

Testo

Model No

425

Measuring Parameters

Air Flow Velocity, Temperature

Operating Temperature

-20 to +50 °C

Storage Temperature

-40 to +70 °C

Housing

ABS

Battery

9V block battery, 6F22

Battery Life

20 h (average, without display illumination)

Dimensions

182 X 64 X 40mm

Weight

285 Grams

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Testo 425 Air Velocity Meter with Thermal Flow Probe