PCE Instruments PCE-VA 20 Gray Wind Gauge sku-940894659

The PCE Instruments PCE-VA 20 is a Gray Wind Speed Gauges unit, SKU sku-940894659. It measures 269 x 106 x 51 mm / 10.6 x 4.1 x 2.0 in. Airflow velocity ranges from 0.2 to 30 m/s (39.4 to 5905.5 fpm). Accuracy below 20 m/s is ±(1.5% of reading + 0.3 m/s); above 20 m/s, it is ±(3% of reading + 0.3 m/s).

Air temperature ranges from -20 to 60°C (-4 to 140°F), with ±0.6°C accuracy and 0.1°C / °F resolution. Relative humidity ranges from 0.1 to 99.9% r.H., with ±3% r.H. accuracy at 25°C / 77°F and 10 to 90% r.H.; outside those conditions, accuracy is ±5% r.H. Humidity resolution is 0.1% r.H. Temperature and humidity response times are each 60 seconds, and the LCD updates 1 time per second.

The wet bulb display covers -20 to 59.9°C (-4 to 139.8°F); the dew point display covers -5 to 59.9°C (23 to 139.8°F). Volume flow displays from 0 to 99999 m³/min, at 0.1 m³/min resolution from 0 to 9999,9 m³/min and 1 m³/min from 10000 to 99999 m³/min. The unit measures airflow velocity, volume flow, relative humidity, air temperature, dew point and wet bulb temperature.

It has a 10 cm / 3.9" diameter fan impeller and a backlit LCD. Functions include display hold, average, maximum and minimum readings, automatic power off, a low-battery indicator and metric or imperial unit selection.