Supco DAVM+ - Other Functions; 5-1 Hold Function; 5-2 Data Record Function

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* For the CFM measurement, the area size is  feet square ,
the lower display will show  F-2 .
For the CMM, the area setting size is from 0.01 to 322.92 feet
square.
* For the CFM measurement, the area size is  meter square ,
the lower display will show  m-2 .
For the CMM, the area setting size is from 0.001 to 30.000
meter square.
4) Use the hand to hold the meter,
face the  Anemometer Sensor  (3-7, Fig.1) to the
measured wind. In the same time the air flow value
(CFM, CMM) will show on the LCD display.
5. OTHER FUNCTIONS
5-1 Hold Function
Pressing the  Hold Button (3-2, Fig.1)  will freeze
the current reading value with a HOLD symbol on the
display.
5-2 Data Record Function
1)The Data Record function records & displays the maximum
and minimum reading values. Start the Data Record function
by pressing the  REC Button  (3-3, Fig.1) once.
There will be a  REC  symbol on the display.