Measurement functions

Measurement parameters

– Cp-D, Cp-Q, Cp-G, Cp-Rp

– Cs-D, Cs-Q, Cs-Rs

– Lp-D, Lp-Q, Lp-G, Lp-Rp, Lp-Rdc

– Ls-D, Ls-Q, Ls-Rs, Ls-Rdc

– R-X

– Z-

θd, Z-θr

– G-B

– Y-

θd, Y-θr

Definitions

Cp

Capacitance value measured with parallel-equivalent circuit model

Cs

Capacitance value measured with series-equivalent circuit model

Lp

Inductance value measured with parallel-equivalent circuit model

Ls

Inductance value measured with series-equivalent circuit model

D

Dissipation factor

Q

Quality factor (inverse of D)

G

Equivalent parallel conductance measured with parallel-equivalent circuit model

Rp

Equivalent parallel resistance measured with parallel-equivalent circuit model

Rs

Equivalent series resistance measured with series-equivalent circuit model

Rdc

Direct-current resistance

R

Resistance

X

Reactance

Z

Impedance

Y

Admittance

qd

Phase angle of impedance/admittance (degree)

qr

Phase angle of impedance/admittance (radian)

B

Susceptance

Vdc

Direct-current voltage

Idc

Direct-current electricity

Deviation measurement function: Deviation from reference value and percentage of

deviation from reference value can be output as the result.

Equivalent circuits for measurement: Parallel, Series

Impedance range selection: Auto (auto range mode), manual (hold range mode)

Trigger mode: Internal trigger (INT), manual trigger (MAN), external trigger (EXT),

GPIB trigger (BUS)

Basic Specifications

1. E4980A-001 is required.

03 | Keysight | E4980A Precision LCR Meter 20 Hz to 2 MHz, E4980AL Precision LCR Meter 20 Hz to 300 kHz/500 kHz/1 MHz – Data Sheet