Function Buttons; Backlight - Klein Tools CL320 Manuel D'instructions

ON/OFF
To power ON the meter, rotate the Function Selector switch
the OFF setting to any measurement setting. To power OFF the meter,
rotate the Function Selector switch
the meter will automatically power OFF after 10 minutes of inactivity.
If the meter automatically powers-OFF while in a measurement
setting, press any button to power the meter ON, or rotate Function
Selector switch to OFF, then power ON the meter. To deactivate
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the power OFF functionality press and hold the "SELECT" button
before powering ON from the OFF setting. When auto power OFF
is deactivated, the Auto Power Off icon
display.
SEL / NCV BUTTON (FOR NCV TESTING)
Press and hold the SEL/NCV button
Testing (NCV) mode to test for presence of AC voltage. The NCV
icon and "EF" will be present on the display. Approach the conductor
under test leading with the sensing antenna
voltage, the red NCV light
sound, and dashes will appear on the display. As the NCV sensing
antenna approaches the voltage source, more dashes will be
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presented on the display and the frequency of the audible sound will
increase. Release the SEL/NCV button to exit NCV testing mode.
NOTE: Only voltages of 40V AC or greater will be detected.

BACKLIGHT

Press Backlight button symbol
The backlight does not automatically power OFF.
RANGE
The meter defaults to auto-ranging mode
automatically determines the most appropriate measurement range
for the testing that is being conducted. To manually force the meter
to measure in a different range, use the "RANGE" button
1. Press the "RANGE" button
range (
"RANGE" button
once the desired range is reached.
2. To return to auto-ranging mode, press and hold the "RANGE"
button for more than two seconds (
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FUNCTION BUTTONS

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is deactivated on the LCD). Repeatedly press the
to cycle through the available ranges, stopping
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to the OFF setting. By default,
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will not be visible in the
to enter Non-contact Voltage
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will flash, audible signals (beeps) will
to turn ON or OFF the backlight.
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to manually select measurement
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. In the presence of AC
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. This mode
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is reactivated).
from
2
12
.
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