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計測機器 HTC 21-SのPDF ユーザーマニュアルをオンラインで閲覧またはダウンロードできます。HTC 21-S 28 ページ。 Digital clamp meter

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function.
)
3
Insert the red probe in "INPUT" jack, insert the black
probe in "COM" jack.
)
4
Connect the meter in parallel to the power supply or
load to be tested.
)
5
Read the measurement result on the screen. When
the AC voltage is measured, the frequency is
displayed on the display screen.

Frequency/duty measurement

)
1
Press the
the meter. After the self-test is completed, the meter
will display
measurement mode.
)
2
Press
position.
)
3
Insert the red probe in "INPUT" jack, insert the black
probe in "COM" jack.
)
4
Connect the meter in parallel to the power supply or
load to be tested.
)
5
Read the measurement result on the screen.

Capacitance measurement

)
1
Press the
button to turn on the power supply of
button, set the pointer to the "Hz/%"
button to turn on the power supply of
14
and enter the intelligent