YOKOGAWA FG420 - Page 80

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IM FG410-01EN
4. BASIC OPERATION
 Pulsewidthduty→Pulsewidthtime
When the pulse width duty input field opens and the current pulse width duty is displayed, the
[Width] soft key is displayed. Press this soft key to open the pulse width time input field and
change the item display from [Duty] to [Width]. The [Width] soft key changes to [Duty].
d) Differencebetweenpulsewidthtimesettinganddutysetting
The following operation differences exist depending on whether the pulse width is set with time or
duty.
Pulse width set with time.
Pulse width set with duty.
PThe pulse width time is constant
even if the frequency is changed.
The pulse width duty is constant
even if the frequency is changed.
e) Leadingedgetimeandtrailingedgetimesettingmethod
The leading edge time [LE] and trailing edge time [TE] can be set only with time.
1.
To set the leading edge time, select
the [LE] field and then press the
ENTER
ENTER key to open the leading edge
time input field.
To set the trailing edge time, select
the [TE] field and then press the
ENTER
ENTER key to open the trailing edge
time input field.
Even if there are several setting
screens, the [LE] and [TE] fields are
displayed on each page.
2.
Select the digit to be changed with the left/right arrow keys, and increment/
decrement the value with the
up/down arrow keys or the modify knob. The
change is instantly reflected to the output.
Alternatively, enter a numeric value using the
0
...
9
numeric keypad. Then press
the
ENTER
ENTER key or a unit key (soft key) to set the input value and reflect it to the
output. If the ENTER key is used, the unit is set to s.
Leading edge
time input field