Ference – Ashcroft 2089 Precision Digital Test Gauge User Manual
Page 7
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While in unit of measurement mode (eg: psi),
press the ZERO CLEAR button to rezero the
gauge. This feature functions when displayed
pressure is within ±5% of zero value
This bar graph indicates
battery level; the more
segments, the closer the
battery is to full charge
Flashing display when unit
pressured beyond full-scale
Press to turn backlite
on or off
Range on keypad;
complies with ASME B40.7
Press to turn unit on or off
AUTO OFF
(Turns unit off after
option selected)
Never*
2 minutes
5 minutes
15 minutes
30 minutes
CALIBRATE
Zero and span
adjustments,
password
protected
DISABLE
Allows for
“lockout” of
CONFIG
options
CONTRAST
(Customizes
display
readout)
7 available
Selection 4 is
Default*
*Indicates Default
FERENCE
I&M008 10080 Rev. E_layout 10/14/13 9:35 AM Page 7