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BACKLIGHT
Press and hold
DISPLAY
MULTIFUNCTION
TIME LOG
HH:MM
BATTERY
OUT OF RANGE
If pressure exceeds the scale range
ZEROING
In order to achieve maximum accuracy it is recommended to zero
the instrument in the orientation it will be used before taking any
measurements.
Models HHP-2000, 2001, 2002, 2003, 2020, 2021, 2022, 2023
Ensure both ports are open to atmosphere. If indicated pressure is
within 1%f.s (3% for Models HHP-2000, 2020 and 2080) of the
factory calibrated zero, press
zero.
Models HHP-2080, 2081, 2082, 2083, 2084
As above but press
ZEROING ABSOLUTE
This feature enables correction of the indicated ambient pressure
between 900mbar and 1100mbar.
Models HHP-2005, 2025
Open port to atmosphere and the instrument will indicate ambient
pressure. Press
engineering units) will appear on the display. Press and hold this
key. The display will scroll and when required atmospheric pressure
is displayed (maximum 1100mbar) release key. The current
pressure being measured will then be adjusted to the displayed
reading and used for the rest of the session.
Note: This setting will be lost when the instrument is switched off.
Model HHP-2085
Press
DISPLAY HOLD
Pressing
key freezes the display. The
the display. Press
ON
key.
NUMERIC
ENTRY
NE
A/R
OK?
YES
MULTIFUNCTION
key instead of the
0.0
key and 900mbar (or the equivalent in other
key instead of
key again to return to normal display.
AVERAGE
RANGE
PSI
Out
will appear on the display.
0.0
key which will adjust the reading to
0.0
key.
CAL
MULTIFUNCTION
Cal P
mbar PSI
in
mm
in
Hg Pa
cm
0.0
key.
symbol will appear on
ENTER
1
2
3
H O
2
k
M
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