Potentiostat/Galvanostat with Electrochemical Impedance Spectroscopy (EIS) Module

General Specifications

  • Modular Design: Yes
  • Maximum Current: ±400 mA
  • Compliance Voltage: ±20 V
  • Potentiostat Mode: Yes
  • Galvanostat Mode: Yes
  • Potential Range: ±10 V
  • Applied Potential Accuracy: ±0.2% mV
  • Applied Potential Resolution: 3 µV
  • Current Ranges: 100 mA to 10 nA
  • Current Accuracy: ±0.2%
  • Applied Current Resolution: 0.015% of current range
  • Measured Current Resolution: 0.0003% of current range
  • Electrode Connections: 2, 3, and 4
  • Computer Interface: USB
  • Potentiostat Bandwidth: 1 MHz
  • Input Impedance: >100 GΩ
  • Dimensions (WxDxH): 15 × 26 × 20 cm³
  • Control Software: NOVA

Reference Electrode (Ag/AgCl) Specifications

  • Shaft Material: Glass
  • Shaft Diameter (Top): 12 mm
  • Diaphragm: Ceramic
  • Bridge Electrolyte Type: c(KCl) = 3 mol/L
  • Resistance: 3 kΩ
  • Temperature Range (Short-term): 0 – 80°C
  • SGJ Sleeve: Flexible SGJ Sleeve
  • Reference Electrolyte Type: c(KCl) = 3 mol/L (Thickened)
  • Temperature Range (Long-term): 0 – 80°C
  • Electrolyte Flow Rate: 5 – 30 µL/h
  • Plug for Filling Opening: Orifice
  • Shaft Diameter (Bottom): 12 mm
  • Minimum Immersion Depth: 10 mm
  • Internal Reference Electrode Type: Ag/AgCl Cartridge
  • Electrode Plug-in Head: Metrohm Socket B

Auxiliary Electrode (Pt Wire) Specifications

  • Temperature Range (Long-term): -20 – 70°C
  • Measuring Unit: mV
  • Indicator Electrode Type: Pt
  • Shaft Material: Glass
  • Shaft Diameter (Top): 12 mm
  • Measuring Range: -2000 to 2000 mV
  • Temperature Range (Short-term): -20 – 70°C
  • Shaft Diameter (Bottom): 12 mm
  • Minimum Immersion Depth: 10 mm
  • SGJ Sleeve: Flexible SGJ Sleeve
  • Indicator Electrode Shape: Wire
  • Electrode Plug-in Head: Metrohm Plug-in Head B

FRA32M Module – Impedance Analysis

  • Frequency Range: 10 µHz – 32 MHz
  • Frequency Resolution: 0.00003
  • Input Range: ±10 V
  • Signal Types: 1 sine, 5 sine, 15 sine
  • Input Channels: E and I (from Potentiostat/Galvanostat) or X and Y (External Signals)
  • AC Amplitude:
    • Potentiostatic Mode: 0.2 mV to 0.35 V rms (optional up to 3.5 V rms)
    • Galvanostatic Mode: 0.0002 – 0.35 times current range
  • Data Presentation: Nyquist, Bode, Admittance, Dielectric, Mott-Schottky
  • Data Analysis: Fit and Simulation, Find Circle, Element Subtraction

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