testo 521-2 Differential Pressure measuring instrument, range 0 to 100 hPa, including battery and factory report.
testo 521-1 High precision pressure gauge with built-in pressure sensor 0 to 100 hPa Suitable for measuring flow rates 0 to 100 m/s with pitot tube.testo 521-2 has 2 accuracy classes.testo 521-2 has a built-in pressure sensor with accuracy class 0.1percent. The external 100 Pa probe can measure the wind speed range of 1 ~ 12 m/s. Measurement data are stored directly in the instrument and analyzed by computer, or printed on site by testo printer
testo 521-2 differential pressure measuring instrument advantages overview:
Differential pressure sensor with temperature compensation
Multi-point mean and time mean calculation
订货号:0560 5211