User Manual

2.2 Settings for Waveform Calculation
26
2.2 Settings for Waveform Calculation
1
2
Waveform Calculations
To open the screen: Press the SET key → Select with the SUB MENU keys →Wave Calc Settings scree
n
Operating Key Procedure
1
Enable the Waveform Calculation function.
CURSOR
Move the cursor to the [Waveform Calc.] item.
F2
Select [On].
2
Specify the waveform calculation range.
CURSOR
Move the cursor to the [Calculation Area] item.
F1 to F8
Select either choice.
3
Perform calculation settings.
CURSOR
Move the cursor to your setting choice on the
[Formula] page.
F1
Select [Set].
A dialog is displayed for entering a calculation
equation.
CURSOR
F1 to F8
Select a calculation equation.
Example of calculation equation entry:(
⇒ p. 32)
F7
When finished entry, select [OK].
The entered equation is displayed in the [Formu-
la] field.
The default setting for calculation results display is [Auto].
To change the display, make settings on the [Scale] page.
See "Calculation Waveform Display Settings" (
⇒ p. 30)
Whole Applies calculations to the whole
waveform. (default setting)
A-B Applies calculations to the data be
-
tween A/B cursors.
Calculation No.
E
nter constants
Constants must have been previ-
ously entered on the [Const]
page. (
⇒ p. 29)
E
nter numerical
v
alues and symbols
Enter calculation
operators
Selecting the channel for calculation
After selecting the unit and channel number, select
the [Set] button.
If "=" is displayed
The entered calculation equation is syn-
tactically correct.
If "?" is displayed
The equation has a syntax error.
The cursor is placed at the location of the
error to facilitate correction.
• Are parentheses correctly matched?
• Has a multiplication operator "
∗" been
omitted?
When selecting [A-B], specify the calcula-
tion range using the A/B cursors on the
Waveform screen.
If no measurement data has been ac-
quired by the instrument, first measure
once so that the range can be specified for
calculations to be applied to subsequen
t
measurements.