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M20013 REL-0000 (2103)
User Manual HHP460 Smart Manometer with Altimeter & Air Speed Test
36 of 72
What does the Zero (ø) key do?
In normal measure mode
If the sensor is within a tolerance band around zero, press and
hold the
Zero
key to zero the pressure measurement and to reset
the Min and Max measurements.
Note: The tolerance band is approximately ± 1 % of the FS
pressure value of the sensor.
In Min or Max mode
Press and hold the
Zero
key to reset the MIN and MAX
measurement. However, this does not zero the pressure
measurement.
In Tare mode
When the Tare is off (T.OFF), press and hold the
Zero
key to turn
on Tare (T.ON) and to set the Tare value at the current pressure
measurement.
Likewise, when the Tare is on (T.ON), press and hold the
Zero
key
to turn off the Tare mode.
In Average mode
Press and hold the
Zero
key to restart the rolling average.
Holding the Zero key
The key must be held to perform the Zero or Tare mode. The
displayed value(s) dashes out during the zero or tare process.