AMES 64021 Руководство пользователя и инструкции по безопасности - Страница 9

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Hz% Button
The Hz% (frequency/duty cycle) Button allows you to measure the frequency
and duty cycle (the ratio of time a load or circuit is on verses off) of a signal.
1.
To measure the frequency/duty cycle,
press the Hz% Button. Frequency (Hz)
is the default measurement mode.
2.
To measure Duty cycle,
press the Hz% Button again
to select % measurement.
HOLD / LiGHt Button
The HOLD/LiGHt Button has two functions: To hold the present
reading on the Display and to turn on the Display's backlight.
1.
To activate HOLD, hold down the
HOLD/LiGHt Button until the
meter beeps and the
appears on the Display.
2.
When in HOLD mode, the present
reading will be held on the Display.
3.
To exit HOLD, hold down the
HOLD/LiGHt Button until the
meter beeps and the
disappears from the Display.
Blue Button
The Blue Button is used to enable available modes for a selection on the Rotary Switch.
auto power-Off
If the Meter is not used for approximately 15 minutes, it automatically
turns itself off to conserve battery power. The Meter's default is enabled
auto power-Off which is indicated by
1.
Sleep Mode is active when
is seen on the display.
2.
To turn the Meter back on after
auto power-off, press any Button
or turn the Rotary Switch.

Bar Graph

The bar graph updates faster than the digital display. This can be used
for monitoring changes in measurements at a higher sampling rate.
The bar graph indicates polarity (-) and overload (
Item 64021
symbol
symbol
and Sleep Mode
appearing on the Display.
For technical questions, please call 1-888-866-5797.
3.
To exit the frequency/duty
cycle measuring mode,
press the Hz% Button.
note: The Hold mode will not capture
unstable or noisy readings.
4.
To turn on the Display's backlight,
hold down the HOLD/LiGHt
Button for about 2 seconds.
5.
The backlight will automatically
turn off after about 10 seconds.
note: Frequent use of the backlight
shortens the life of the battery(ies). Only
use the backlight when necessary.
3.
To disable auto power-Off, hold down
the Blue Button while turning on the
Meter. The
symbol will not display
when Auto Power-Off is disabled.
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