YOKOGAWA ScopeCorder DL850E - Page 161

11-5
IM DL850E-01EN
Operators and Functions
You can use the following operators and functions.
Menu Item Example Description
+, −, *, / C1+C2 Displays the result of performing basic arithmetic on two specified waveforms
SHIFT SHIFT(C1, Time) Displays the result of shifting the specified waveform’s phase (for internal clock).
The unit is seconds.
SHIFT(C1, Count) Displays the result of shifting the specified waveform’s phase (for external clock).
ABS ABS(M1) Displays the absolute values of the specified waveform
SQRT SQRT(C2) Displays the square root of the specified waveform
LOG LOG(C1) Displays the log of the specified waveform
EXP EXP(C1) Displays the exponent of the specified waveform
NEG NEG(C1) Displays the specified waveform inverted around 0
SIN SIN(T) Displays the sine of the specified waveform
COS COS(C1) Displays the cosine of the specified waveform
TAN TAN(C1) Displays the tangent of the specified waveform
ATAN ATAN(C1) Displays the arc tangent of the specified waveform (a value within ±π)
PH PH(C1, C2) Displays the phase difference between the two specified waveforms
DIF DIF(C1) Displays the derivative of the specified waveform
DDIF DDIF(C1) Displays the 2nd order derivative of the specified waveform
INTG INTG(C1) Displays the integral of the specified waveform
IINTEG IINTEG(C1) Displays the double integral of the specified waveform
BIN BIN(C1, Up, Lo) Displays the result of converting specified waveform to binary
1
P2 P2(C1) Displays the square of the specified waveform
P3 P3(C1) Displays the cube of the specified waveform
F1 F1(C1, C2)
Displays the result of computing
C1
2
+C2
2
for the specified waveforms
F2 F2(C1, C2)
Displays the result of computing
C1
2
−C2
2
for the specified waveforms
FV FV(C1, Up, Lo) Displays the inverse of the PWHH of the pulse width
1
PWHH PWHH(M1, Up, Lo) Displays the computation of the pulse widths between a rising edge and the next
rising edge
1
PWHL PWHL(C2, Up, Lo) Displays the computation of the pulses width between a rising edge and the next
falling edge
1
PWLH PWLH(C1, Up, Lo) Displays the computation of the pulse widths between a falling edge and the next
rising edge
1
PWLL PWLL(C1, Up, Lo) Displays the computation of the pulse widths between a falling edge and the next
falling edge
1
PWXX PWXX(C2, Up, Lo) Displays the computation of the pulse widths from a rising or falling edge to the
next rising or falling edge
1
DUTYH DUTYH(C1, Up, Lo) Positive (high) duty cycle within each cycle of the specified waveform
1
DUTYL DUTYL(C1, Up, Lo) Negative (low) duty cycle within each cycle of the specified waveform
1
FILT1 FILT1(C1) Displays the result of applying a filter to the specified waveform
FILT2 FILT2(C1) Displays the result of applying a filter to the specified waveform
HLBT HLBT(C1) Displays the Hilbert transform of the specified waveform
MEAN MEAN(C1) Displays the 10th-order moving average of the specified waveform
LS- LS-MAG(C1) Displays the magnitude of the specified waveform’s linear spectrum
LS-LOGMAG(C1) Displays the logarithmic magnitude of the specified waveform’s linear spectrum
LS-PHASE(C1) Displays the phase of the specified waveform’s linear spectrum
LS-REAL(C1) Displays the real part of the specified waveform’s linear spectrum
LS-IMAG(C1) Displays the imaginary part of the specified waveform’s linear spectrum
RS- RS-MAG(C1) Displays the magnitude of the specified waveform’s RMS spectrum
2
RS-LOGMAG(C1) Displays the logarithmic magnitude of the specified waveform’s RMS spectrum
2
PS- PS-MAG(C1) Displays the magnitude of the specified waveform’s power spectrum
PS-LOGMAG(C1) Displays the logarithmic magnitude of the specified waveform’s power spectrum
PSD- PSD-MAG(C1) Displays the magnitude of the specified waveform’s power spectrum density
PSD-LOGMAG(C1) Displays the logarithmic magnitude of the specified waveform’s power spectrum
density
CS- CS-MAG(C1, C2) Displays the magnitude of the cross spectrum of the two specified waveforms
CS-LOGMAG(C1, C2) Displays the logarithmic magnitude of the cross spectrum of the two specified
waveforms
CS-PHASE(C1, C2) Displays the phase of the cross spectrum of the two specified waveforms
CS-REAL(C1, C2) Displays the real part of the cross spectrum of the two specified waveforms
CS-IMAG(C1, C2) Displays the imaginary part of the cross spectrum of the two specified waveforms
1
Set the source waveform and the upper and lower threshold levels (Up and Lo). These are the only functions that
can be used on logic module waveforms.
2 The RS function canbe used on models with firmware version 2.05 and later.
11 Computation