3
JB INDUSTRIES
• DV-22N Operating Manual • 630.851.9444 • [email protected]
OPERATING INSTRUCTIONS
Power Settings
To power on, press and hold the POWER button for two seconds.
To power off, press and hold the POWER button for three seconds.
Note: Power save feature will automatically power off the gauge after 30 minutes to conserve battery life.
Main Menu Settings
To access the main menu user settings, press and hold ENTER button for three seconds.
Alarm Settings
To enable the Low Limit Alarm, press and hold the ENTER button for three seconds to access the main menu.
Press and hold ENTER button for an additional three seconds to select the “LO--AL” sub menu options.
Scroll through available sub menu options by pressing the ENTER button.
Press and hold ENTER button for an additional three seconds to store and enable the selected alarm setting.
Press POWER button twice to exit and return to main display screen and normal operation mode.
To silence an active alarm, press any button to disable.
Display Screen Start Up
Press and hold POWER button for two seconds to power gauge on. If unit display does not light up, check for
correct battery installation. Startup display will show “JB”, “JUST BETTER”, VER XXX (Version), a loading menu,
followed by either the micron value or the over range indicator “oooooo.”
The loading menu indicates the unit is in initial warm up state. It may take up to 30 seconds for the unit to go
into normal operation mode.
The unit will display “oooooo” when it is at atmospheric pressure, or at a pressure over 100,000 microns. This
indicates an over range condition. When the pressure is at 100,000 microns or lower, the gauge will display
the value.
Loading Menu – Warm up mode
Atmospheric Pressure –
Normal operation mode
