
7
Measurement
Method
Differential Pressure Measurement.
When measuring the differential pressure, press
the DIF button to display the DIF character, and
the difference measurement is performed at
this time.
Zero Adjust.
Press and hold the ZERO button for 2 seconds or
until the display shows all zeroes.
View MAX, MIN and AVG Readings.
Press REC button to view MAX, MIN or AVG
pressure. On pressing the REC button, the timer
will automatically start at 00.00. Use REC button
to scroll through Max, Min, Avg functions. This
will also show the recorded time. Long press
REC button to exit.
NOTE: Min, Max & Avg readings can only be
accessed once REC Button is pressed. Old data
cannot be accessed.
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