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2. Operation
Power: The standard CP 440 is supplied with 3 AA batteries installed.
If you purchased the optional 24Volt powered version, batteries are not
installed. Connect a 24V power supply to the terminal block on the rear of
the gauge, noting proper polarity.
Do not install batteries when external power will be used.
Push the power button momentarily to turn the unit on. Push it again to
turn it off.
2.1 Set-up and configuration:
Push the CONFIG button to access the user-settable functions on the
gauge. Each time the CONFIG button is pressed; the display advances to
the next function. Once a function has been set, press ENTER to exit the
configuration menu, or CONFIG to continue with further configuration. In
order, the configuration menu and operation is as follows:
. E ngineering Units set. The unit is shipped configured to display Psi.
By pressing the 6 and 5 (ZERO and MAX/MIN) keys you can scroll
forward and backwards through the 8 standard engineering units
plus a one custom unit/scale. When the desired unit is displayed,
press ENTER or CONFIG. Pressure will now be displayed in the chosen
engineering units.
See the Specifications section of this manual for a list of available
engineering units.
See the Supervisory Mode section for details on setting up custom
units.
2. S et Auto Off. The auto-shut off can be set in minute increments from
to 30 minutes or "off" (continuous operation). The unit is shipped set
for 30 minutes. Use the 6 and 5 keys to set the desired interval. The
"off" setting is at the low end of the choices, below minute.
3. D isplay battery voltage. Actual voltage and a percent of life bargraph
indicate battery condition
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