Major tech MT1882 Руководство по эксплуатации - Страница 12
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6.10. FREQUENCY MEASUREMENT
1. Set the function switch to the Hz/Duty position.
2. Insert the black test lead banana plug into the negative jack (COM) and
the red test lead banana plug into the positive jack (F).
3. Touch the test probe tips to the circuit under test.
4. Read the frequency on the display. The digital reading will indicate the
proper decimal point, symbols (Hz, kHz, MHz) and value.
NOTE: Press the mode key to select the frequency or the duty cycle
measuring.
6.11. MODE BUTTON
1. To select DC/AC current or voltage or resistance/capacitance
Diode/Continuity or °C /°F or Hz/duty
2. Press the key then turn on the power, the Auto Power-off function will
be cancelled, the sign "APO" disappears in the LCD; and enters into the
sleep status (power-off), press the key then power on will have Auto
Power-off function.
6.12. DATA HOLD BUTTON
The Data Hold function allows the meter to "freeze" a measurement for
later reference.
1. Press the DATA HOLD button to "freeze" the reading on the indicator.
The indicator "HOLD" will be appear in the display.
2. Press the DATA HOLD button to return to normal operation.
3. Press the DATA HOLD button to last 2 second, the blue back light
function is enabled or disenabled.
6.13. RANGE BUTTON
When the meter is first turned on, it automatically goes into Auto
Ranging. This automatically selects the best range for the measurements
being made and is generally the best mode for most measurements. For
measurement situations requiring that a range be manually selected,
perform the following:
1. Press the RANGE button. The "AUTO" display indicator will turn off.
2. Press the RANGE button to step through the available ranges until you
select the range you want.
3. Press and hold the RANGE button for 2 seconds to Exit the Manual
Ranging mode and return to Auto Ranging.
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