Testo 425 Air Velocity Meter with Thermal Flow Probe
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 |
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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 |
Name | Download |
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