Capacitance Measurements; Frequency And Duty Ratio Measurements - Extech Instruments EX613 User Manual

Capacitance Measurements

Frequency and Duty Ratio Measurements

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WARNING: To avoid electric shock, discharge the capacitor before measuring.
1. Slide the input shutter to the up position.
2. Rotate the function switch to the
3. Insert the black test lead banana plug into the negative COM jack.
Insert the red test lead banana plug into the positive
4. Touch the black test probe tip to one side of the device.
Touch the red test probe tip to the other side of the device.
5. Read the capacitance value in the display.
Note: For very large values of capacitance measurement time can be several
seconds before the final reading stabilizes.
Note: The Zero feature removes stray test lead capacitance to improve the
accuracy of low value capacitance measurements. To perform a zero, Press
and hold the MODE ZERO button for two beeps. The display will zero. The
offset value is now stored and is removed from all measurements.
.
1. Slide the input shutter to the up position.
2. Rotate the function switch to the Hz % Position.
3. Insert the black test lead banana plug into the negative COM jack.
Insert the red test lead banana plug into the positive Hz jack.
4. Touch the black test probe tip to one side of the device.
Touch the red test probe tip to the other side of the device.
5. Read the Frequency value on the upper large display.
Read the Duty Ratio on the lower small display.
6. Press the MODE button to display the Duty Ratio on the large
display.
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