5
Controls and Functions
Level Range keys
These keys control the level range for the X, Y, Z axis.
The key switches the level range up, and the key switches the level
range down.
X/Y/Z key
Switches the vibration axis to be shown on the display.
With each push of the key, the display cycles through the settings in the
order X
Y
Z
X etc.
Mode key
Switches the display mode.
Each push of the key cycles toggles between instantaneous value and Max
Hold (maximum value hold).
Start key
Serves to set the date and time (page 17) and make default settings (page 37).
Menu key
Pressing this key brings up a menu screen 1/2 on the sub display.
Pressing the key changes the menu screen 1/2 to 2/2. Pressing the key
again closes the menu display. When an option program is installed, the
menu has three pages in VM-54 mode.
The menu can also be closed by pressing any other key except the Light
key, Power key, and , , , keys.
Light key
This key turns the backlight for the main display and sub display on. This
is convenient when using the unit in a dark place. To turn the backlight
off, press the key again.
When the unit is operating on battery power, the backlight will be au-
tomatically turned off after 10 minutes. When the unit is powered from
an external power supply, the backlight will not be automatically turned
off.
Battery current consumption increases by a factor of about 2 when the
backlight is on.