For R & D applications of Electrochemical Components
and Materials, Batteries, and EDLCs
Exclusive Academic Offer

Hioki LCR Meters and Impedance Analyzers range from 1mHz to 3GHz devices to suit a wide range of applications in the testing of electronic components. The IM7587 Impedance Analyzer offers a top measurement time of 0.5ms over a 1MHz to 3GHz frequency range and superior stability, making it ideal for R&D as well as high volume production of ferrite chip beads and chip inductors.

Key Features
• 1 MHz to 3 GHz testing source frequency
• Fastest test speed of 0.5 msec (Analog measurement time)
• 0.07% measured value variability (When measuring a 1 nH coil at 3 GHz)
• ±0.65% rdg. basic accuracy
• Half-rack size body and palm-sized test head
• Comprehensive contact check (via DCR testing, Hi-Z reject or waveform judgment)
• Make frequency sweeps, level sweeps and time interval measurements in Analyzer Mode

Model No. (Order Code)

IM7587-01 Connection cable 1 m is bundled
IM7587-02 Connection cable 2 m is bundled

The instrument does not ship with a test fixture or probe. A test fixture designed specifically for use with the Impedance Analyzer is required.


Hioki LCR Meters and Impedance Analyzers range from 1mHz to 3GHz devices to suit a wide range of applications in the testing of electronic components.. The IM3590 impedance analyzer is an advanced component tester especially suited to electrochemical impedance measurements and includes a variety of graphing functions that are needed for battery and chemical material testing.

Key Features
• Broad 1 mHz to 200 kHz signal source range supports measurements of ion behavior and solution resistance
• Continuous measuring and high-speed testing of LCR and sweep measurements with a single instrument
• Measure internal impedance of batteries with no load
• Perform high-speed sweep measurements in as little as 2 ms
• Basic accuracy of ±0.05% is ideal for applications from component testing to R&D
• Measure LCR impedance for Cole-Cole plots and equivalent-circuit analyses of electro-chemical components and materials

Model No. (Order Code)

IM3590 For electrochemical components

This product is not supplied with measurement probes or test fixtures. Please select and purchase the measurement probe or test fixture options appropriate for your application separately.
For an RS-232C connection: A crossover cable for interconnection can be used. You can use the RS-232C Cable 9637 without hardware flow control.


Hioki IM3590 Chemical Impedance Analyzer: Cole-Cole plot generation, equivalent circuit analysis, and other impedance measurement capabilities

In addition to measuring electrochemical components and materials, batteries, and electrical double-layer capacitors, the Hioki IM3590 can generate Cole-Cole plots and perform equivalent circuit analysis.

Key applications:
Analyze the internal phenomena in batteries, for example charge transfer resistivity at the electrode/electrolyte interface and the mass transfer process in electrolytes

IHioki IM3590 Chemical Impedance Analyzer:
Battery internal resistance measurement and battery measurement function

The Hioki IM3590 can measure a battery’s internal resistance in the no-load state by automatically measuring the battery voltage and generating the same DC voltage.
• Measurement range: 10 mΩ to 10 Ω
• Battery voltage: 5 V or less

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Hioki IM3590 Chemical Impedance Analyzer:
Ascertain the frequency characteristics of electronic components, piezoelectric elements, and resonant elements

The Hioki IM3590 makes it easy to ascertain characteristics of electronic components with frequency sweep measurement (through up to 801 points), frequency characteristic measurement, and Cole-Cole plot display functionality. The impedance analyzer can also sweep through multiple signal levels (voltage and current) and DC bias voltages.

Hioki IM3590 Chemical Impedance Analyzer:
Ascertain changes in the behavior of electronic components over time with time interval measurement

Thanks to a time interval measurement function with up to 801 points, the Hioki IM3590 can generate a graph illustrating how the characteristics of an electronic component can change over time in response to changes in environmental conditions such as temperature.

Application information

Download the sample application and view the Communications Command User Manual.
Click here for the IMPEDANCE ANALYZER application.

Accuracy calculation information

Calculate accuracy by simply entering a numerical value.
Click here to calculate accuracy.

Basic specifications (Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year)

Measurement modes LCR mode, Continuous measurement mode (LCR mode / Analyzer mode), Analyzer mode (Sweeps with measurement frequency and measurement level, temperature characteristics, equivalent circuit analysis)
Measurement parameters Z, Y, θ, Rs (ESR), Rp, Rdc (DC resistance), X, G, B, Cs, Cp, Ls, Lp,
D (tanδ), Q, T, σ (conductivity), ε (dielectric constant)
Measurement range 100 mΩ to 100 MΩ, 10 ranges (All parameters are determined according to Z)
Display range Z, Y, Rs, Rp, Rdc, X, G, B, Ls, Lp, Cs, Cp, σ, ε :
±(0.00000 [unit] to 9.99999G [unit], Absolute value display for Z and Y only
θ : ±(0.000° to 180.000°), D : ±(0.00000 to 9.99999)
Q : ±(0.00 to 99999.9), Δ % : ±(0.0000% to 999.999%)
T : -10.0°C to 99.9°C
σ, ε :±(0.00000f [unit] to 999.999G [unit]
Basic accuracy Z: ±0.05% rdg. θ: ±0.03°
Measurement frequency 1 mHz to 200 kHz (5 digits setting resolution, minimum resolution 1 mHz)
Measurement signal level Normal mode:
V mode/CV mode: 5 mV to 5 Vrms, 1 mVrms steps
CC mode: 10 μA to 50 mArms, 10 μArms steps
Low impedance high accuracy mode:
V mode/CV mode: 5 mV to 2.5 Vrms, 1 mVrms steps
CC mode:10 μA to 100 mArms, 10 μArms steps
Output impedance Normal mode: 100 Ω, Low impedance high accuracy mode: 25 Ω
Display 5.7-inch color TFT, display can be set to ON/OFF
Measurement time 2 ms (1 kHz, FAST, display OFF, representative value)
Functions DC bias measurement, DC resistance temperature compensation (converted reference temperature is displayed), Temperature measurement, Battery mesurement (Automatic DC biasing system), Comparator, BIN measurement (classification), Panel loading/saving, Memory function
Interfaces EXT I/O (Handler), USB communication (high-speed), USB memory
Optional: Choose 1 from RS-232C, GP-IB, or LAN
Power supply 100 to 240 V AC, 50/60 Hz, 50 VA max.
Dimensions and mass 330 mm (12.99 in) W × 119 mm (4.69 in) H × 168 mm (6.61 in) D, 3.1 kg (109.3 oz)
Accessories Power cord ×1, Instruction manual ×1, CD-R (Communication instruction manual and sample software [Communications control, accuracy calculation, and screen capture functionality] ) ×1
Catalog: LCR METER Series Download PDF  [4MB] English
Catalog: CHEMICAL IMPEDANCE ANALYZER IM3590 Download PDF  [3MB] English
Catalog: SMD TEST FIXTURE IM9110 Download PDF  [1MB] English

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