2.2. Grid
The measurement grid is fixed to the base in 6 points and is made up of the following elements:
• two chambers (for total pressure and for static pressure)
• 2 pressure connectors
The measurement grid allows to measure differential pressure. It takes into account atmospheric pressure and temperature
compensation and works automatically in supply or exhaust.
2.3. Electronic housing
Features:
• Shock-proof made of ABS
• IP54 protection
• Large graphic back-lighted LCD (86 x 51 mm)
• Auto shut-off adjustable from 0 to 120 min
• Manual or automatic autozero
• Removable housing for micromanometer function
• 4 magnets at the back allow the mounting on the base (airflow meter mode)
• 2 pressure plugs allow to set the housing on the base and the connection of silicone tube for the measurement with
a Pitot tube
• 1 thermocouple plug on the top of the housing (micromanometer mode)
Presentation of airflow meter 7
2 pressure
connectors
Validation button
Front side
On/Off button
Save button
Average button
Autozero button
Hold button
Menu button
Escape button
Low battery signal
Back side
Pressure plugs
Magnet
Thermocouple
plug
Battery trap
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