Function Buttons; Backlight - Klein Tools CL900 Manuel D'utilisation

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 aprox. 30 minutes of
inactivity. To deactivate the auto power OFF functionality, press and
hold the "SEL/DC ZERO" button
setting. When auto power OFF is deactivated, the Auto Power Off icon
will not be visible in the display.
SEL (SELECT) / DC ZERO BUTTON (FOR SECONDARY FUNCTIONS)
The SEL/DC ZERO button
each application accessible by the function selector switch
• In Current A
AC and DC measurements.
• In Frequency/Duty Cycle
measurements.
• In Continuity/Resistance/Diode-Test
through these measurements in order.
• In DC current setting, pressing and holding for more than one
second initiates the DC ZERO function. Subsequent DC current
measurements automatically subtract the measurement that was
present as an offset correction.
The default function for each application is printed on the meter in
white, the secondary functions in orange. An icon on the LCD display
will indicate which function is active.
DATA HOLD
Press the Data Hold / Backlight button
on the display. Press again to release the display to return to live
measuring.

BACKLIGHT

Press and hold the Data Hold / Backlight button
one second to turn ON the backlight. The backlight will automatically
power OFF after 3 minutes of inactivity.
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 (
AUTO
"RANGE" button
once the desired range is reached.
2. To return to auto-ranging mode, press and hold the "RANGE"
button for more than one second (
7

FUNCTION BUTTONS

activates the secondary function for
9
and Low Impedance
7
is deactivated on the LCD). Repeatedly press the
to cycle through the available ranges, stopping
7
to the OFF setting. By default,
2
before powering ON from the OFF
9
modes, it toggles between
setting, it toggles between these
setting, it toggles
to hold the measurement
6
AUTO
to manually select measurement
AUTO
2
:
2
for more than
6
. This mode
.
7
is reactivated).
from
7