Hioki 3801-50, Instruction Manual

Page: 35 / 94

2.10 Pulse Width Measurement
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2.10 Pulse Width Measurement
1.
Set the function switch.
❖
See Section 2.2 Voltage Measurement
(page 19)
❖
See Section 2.3 Current Measurement
(page 21)
❖
See Section 2.8.2 Frequency Counter Mea-
surement (page 29)
2.
Use the
SHIFT
key to select either
DC, AC, or AC+DC.
Otherwise, select the Hz counter
(one cycle).
3.
Use the
Hz
key to select the Pulse
width.
4.
If you want to change the range,
press the
RANGE
key.
(Normally, manual range is used.)
❖
(38 page)
5.
Connect the test leads to the test ter-
minals.
6.
Read the value displayed in the main
display.
To switch the pulse slope polarity ,
hold down the SHIFT key.
Duty ratio cannot be measured if the Hz
counter (100 cycles) is selected.
SHIFT
AC DC
AC+DC
Hz
<Example>
When measuring AC voltage
( ms lights)
RANGE
( AUTO off)
The bar graph conforms with voltage measurement or
current measurement.