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9.14 8940 F/V UNIT
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9.14.1 Frequency Measurement
s74-1, 2
Flashing cursor
Flashing cursor
Function
display
Meaning
:
Move the cursor up in the selection window.
:
Move the cursor down in the selection window.
Function
display
Meaning
:
Move the cursor up in the selection window.
:
Move the cursor down in the selection window.
NOTE
Select the measurement range. For the Frequency mode, three types of
measurement can be performed depending on the measurement range.
Frequency can be measured from 0.05 Hz to 5 kHz, RPM can be measured
from 5 to 500 r/min, or commercial power can be measured at P50 or P60
Hz.
Procedure
Screen: CHANNEL, Waveform display
(1) Set the measurement mode.
1. Display the CHANNEL or Waveform display screen.
2. Press the CH.SET key and move the flashing cursor to
desired channel.
3. Move the flashing cursor to the unit item.
4. Use the function keys, the Jog/Shuttle control to
select FREQ (frequency).
(2) Set the measurement range.
1. Move the flashing cursor to the position shown in the
figure on the left.
2. Use the function keys, Jog/Shuttle control, or RANGE
knob to set the measurement range.
With the RANGE knob, settings can be made
regardless of the position of the flashing cursor in the
channel being set.
Measurement range
0.05 Hz to 5 kHz (frequency)
5 r/min to 500 r/min (number of rotation)
P50 Hz / P60Hz (commercial power supply)
In the Frequency mode, the measurement range can be set to P50Hz or
P60Hz for commercial power. Although 0 Hz is the usual zero position, in
this case 50 or 60 Hz becomes the zero position.
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