PERFORM A MEASUREMENT➢ Turn on the device by pressing on « On/Off/Esc ».The device displays its name « MP120 », then performs an autozero.➢ Connect the pressure tubes or a differential pressure element to the device (Pitot tube, Debimo blades,..).The device displays the pressure or/and the measured velocity.ManometerMP 120OK keyOn/Off/Esc keyHold/min/max keySelect keyBacklight keyPERFORM AN AUTOZEROThe device is on and displays the pressure and velocity measurements.➢ Disconnect the pressure tubes.➢ Press on « OK ».« Autozero » displays on the screen, the device performs an autozero, then returns to the measurement display.DESCRIPTION OF THE DEVICEFREEZE THE MEASUREMENTDuring a measurement :➢ Press on « Hold/min/max ».« Hold » appears on the screen and the measurements are frozen.➢ Press on « On/Off/Esc » to exit the hold functionThe device returns to the measurement display.