The Chauvin Arnoux C.A 1550 micromanometer is the ideal device for HVAC professionals to test the correct function of heating, ventilation and air conditioning systems.The following measurements can be made or are suitable for the following applications:• Measurement of the differential pressure for testing the systems• Measurement of air speed and air flow with Pitot tube• Measurement of the pressure at air outlets• Measurement of throttle elements• Measurement of filter contamination at air treatment plantsIn addition, the device is equipped with a data logger for recording up to 1 Mio values. THE MIN, MAX, average and hold functions as well as the diagram display in the MAP mode enable versatile evaluations.In order to increase the accuracy of the measurements, the C.A 1550 possesses a manual or automatic compensation of the temperature as well as the atmospheric air pressure.The magnetic back as well as the compatibility with the Multifix-accessories the device can be attached easily at different places.