9.3 Measurement Parameters and Arithmetic Expressions
261
9
In general, impedance Z is used to evaluate the characteristics of, for exam-
ple, circuit components.
Measure voltage and current vectors for circuit components relative to AC
measurement frequency signals. The unit uses these values to obtain the
impedance Z and phase difference
. The following values can be obtained
from impedance Z by rotating the impedance Z around the complex plane.
Furthermore, admittance Y that is the reciprocal of impedance Z can also be
used depending on the characteristics of circuit components. As in the case
of impedance Z, the following values can also be obtained from admittance Y
by rotating the admittance Y around the complex plane
9.3 Measurement Parameters and
Arithmetic Expressions
Imaginary
part
Real part
I
Z
V
jX
|Z|
R
Z
R jX
+
Z
=
=
tan
1
–
X
R
----
=
Z
R
2
X
2
+
=
Z
: Impedance (
)
: Phase angle (deg)
R
: Resistance (
)
X
: Reactance (
)
|
Z
| : Absolute value of impedance (
)
Real part
|Y|
jB
G
Y
G jB
+
Y
=
=
tan
1
–
B
G
----
=
Y
G
2
B
2
+
=
Y : Admittance (S)
Phase angel (deg) = -
G : Conductance (S)
B : Susceptance (S)
|Y| : Absolute value of admittance (S)
Imaginary
part
Содержание 3504-40 C HiTester
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Страница 22: ...1 4 Names and Functions of Parts 16 ...
Страница 28: ...2 5 Turning the Power On and Off 22 ...
Страница 40: ...3 3 Setting the Measurement Conditions 34 OF UF Evaluation Flow Chart ...
Страница 66: ...4 4 Self Calibration 60 ...
Страница 96: ...5 2 BIN Measurement Function Model 3504 50 3504 60 only 90 ...
Страница 136: ...7 4 About Measurement Times 130 ...
Страница 279: ...Appendix 5 External View Appendix A7 Appendix 5 External View Unit mm 220 3 260 1 100 1 32 5 25 21 54 20 5 95 5 15 ...
Страница 286: ...Appendix 7 Initial Settings Table A14 ...
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