Wohler DC 410 pressure differential and flow meter

Differential pressure|
Range: ±100 hPa
Accuracy: <3% of the reading, if the value is <±5Pa, better than ±0.15 Pa
Resolution: 0.01Pa within the range ±110 Pa, 0.1Pa within the range ± 1,000Pa, otherwise 1Pa

Air speed
Range: 0.3m/s to 120m/s
Resolution: 0.01m/s

Other readings taken: temperature (internal sensor), temperature (external temperature probe), relative humidity, barometric pressure.