Hioki 3801-50 - Frequency Counter Measurement

2.8 Frequency Measurement
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Measurement
2.8.2 Frequency Counter Measurement
Use for measurement of high frequencies, such as a CPU
clock signal.
1. Set the function switch.
2. Select Hz counter with the SHIFT ke
y.
3. Select the division with the DUAL ke
y.
(Pressing the DUAL key toggles between
1
and 100.)
4. If you want to change the rang
e,
press the RANGE key.
(Normally, manual range is used.)
❖ (38 page)
5. Connect the test leads to the test te
r-
minals.
6. Connect the test leads to the obje
ct
being tested.
7. Use the Hz key to change the DUT
Y
ratio, pulse width, and frequency.
(Duty ratio and pulse width cann
ot
be measured at 100 cycles)
8. Read the value displayed in th
e
main display.
SHIFT
DUAL
Hz
Hz
Black
Red
RANGE
(AUTO off)
(Hz lights)
1
100