SSEYL Testo-511 Absolute Aire Pressure&Altitude Pocket Meter Tester 300-1200hPa Testo 511

الوصف

*Testo 511; absolute pressure meter incl. protective cap, batteries and calibration certiificate *Key Features: *Calculation of barometric air pressure *Barometric altitude measurement *Accuracy +/-3 hPa *8 switchable pressure units: hPa, mbar, Pa, mmH2O, mmHg, inH2O, inHg, psi Overview *testo 511 measures absolute pressure for i.e. absolute pressure compensation at ducts with a pitot tube. It's +/-1.2 "H20 accurate. It can also calculate barometric pressure and measure altititue. This handy pocket meter is very easy to operate.