User Manual

1.) Display
2.) REL/USB-button
Press this button to set the meter to Relative Mode, and the
triangle symbol will appear as an indicator. To exit Relative
Mode, press the button again, and the triangle symbol will
disappear. Pressing and holding down this button for about
2 seconds set the meter to USB communication mode (In
this mode, you can transfer the readings of the meter to a
PC by the USB interface and the communication
application.), and “USB” appears as a indicator. To exit the
USB communication mode, press and hold down this button
for about 2 seconds, and “USB” disappears.
3.) Hz/Duty-button
In frequency or duty cycle measurement mode, you can
press this button to switch between frequency and duty
cycle measurements.
4.) HOLD/LIGHT-button
Press this button to hold the present reading on the display,
and “H” will appear as an indicator. Press this button again
to exit Data Hold mode, and “H” will disappear.
Press and hold down this button for about 2 seconds to
enable or disable the backlight. The backlight will turn of
automatically about 10 seconds later after it is turned.
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