2553 High Voltage Potentiostat-Galvanostat + 2700 Z-Pulse (EIS)
AMEL
Zahner IM7c Potentiostat
Price: On Request
Description
The IM7c is Zahner's compact high-end potentiostat / galvanostat including a frequency response analyser (FRA). It offers 32-bit DC and 24-bit AC resolution across 12 current ranges, with online data processing for outstanding EIS performance.
With an EIS frequency range of 10 µHz to 5 MHz, a voltage range of ±5 V / ±14 V and a maximum current of ±2 A, the IM7c is designed for fundamental electrochemistry, and corrosion and coatings applications.
Custom Experiment Builder
For extensive measurement routines, the Custom Experiment Builder enables users to design complex and automated measurement sequences:
- Uses individual measurement techniques as modular building blocks
- Intuitive drag-and-drop interface for routine creation
- Supports loops, conditions, variables, and mathematical functions
- Enables fully customized experimental workflows
Zahner Analysis Software
- EIS fitting with equivalent electrical circuit editor
- Single fit and series fit
- ZHIT tool for artifact identification and reconstruction
- Significance plot for frequency-dependent circuit element evaluation
- Cyclic voltammetry (peak determination, charge integration)
- Tafel slope and Butler-Volmer measurements
- Analysis of photoelectrochemical measurements
- Fitting accessible via HTTP-API
Specifications
General Potentiostat
Potentiostatic modes
potentiostatic, galvanostatic, OCP, FRA, ZRA, off
ADC resolution
32-bit DC, 24-bit AC
Harmonic reject
> 60 dB @ ½ full scale
Cell connection
2-, 3-, 4-terminal kelvin
Ground reference
grounded, floating
Channels
≥ 1
General
Interface
Gigabit Ethernet (GbE)
Dimensions / Weight
160 × 255 × 385 mm³ / 8 kg
Power supply
100/115/230 VAC, 50/60 Hz, 180 W
Ambient temperature / humidity
+10 °C to +30 °C / < 60% without derating
Storage
40 GB m.2 SSD
Operating System
Windows, Linux, and macOS
Software
Zahner Lab, Zahner Analysis
Remote Integration
C++, Python, WebSocket (zahner_link / Ethernet)
Weight
8 kg
Input
Max. input voltage — low range
±5 V
Max. input voltage — high range
±14 V
Voltage resolution (input) — low range
3.2 nV
Voltage resolution (input) — high range
9.6 nV
Voltage accuracy (input) — low range
±100 µV ±10 ppm of reading
Voltage accuracy (input) — high range
±300 µV ±30 ppm of reading
DC current resolution
2 aA (32-bit)
DC current accuracy
±0.5% of reading ±0.4% of FS @ 300 mA…2 A ±0.05% of reading ±0.04% of FS @ 3 µA…300 mA ±0.5% of reading ±0.4% of FS @ 30 nA…3 µA ±0.5% of reading ±125 fA @ < 30 nA
Input impedance
> 10 TΩ, ±5 pF typ.
Input leakage current
< ±200 fA typ., < ±5 pA max.
Impedance range
20 µΩ to 100 GΩ
Max sampling rate
900 kHz at up to 2 channels
Common mode rejection
> 86 dB @ 10 µHz to 100 kHz > 66 dB @ 100 kHz to 5 MHz
Input channel phase-tracking acc.
±0.05° @ 10 µHz to 100 kHz ±0.125° @ 100 kHz to 5 MHz
Equivalent effective input noise
1 µV rms / 100 fA rms @ 1 mHz to 10 Hz
Output potentiostatic
Controlled voltage — low range
±5 V
Controlled voltage — high range
±14 V
Voltage resolution (output) — low range
2.5 nV
Voltage resolution (output) — high range
7.5 nV
Accuracy voltage (output) — low range
±250 µV ±20 ppm of reading
Accuracy voltage (output) — high range
±750 µV ±60 ppm of reading
Integral Nonlinearity — Low Range
typ. 4 ppm, max. 8 ppm
Integral Nonlinearity — High Range
typ. 12 ppm, max. 24 ppm
Compliance Voltage — Low Range
±14 V
Compliance Voltage — High Range
±14 V
Bandwidth
DC to 6 MHz @ 33 Ω load
iR Compensation
auto AC impedance technique, range 0 to 10 MΩ, resolution 0.012%
Small Signal Rise Time
150 ns to 200 µs in 5 steps, automatic selection
Slew Rate
15 MV/s
Output galvanostatic
Controlled Current
±2 A
Current Range
±3 nA to ±2 A in 12 current ranges
Current Resolution (Galvanostatic)
32-bit ±0.2 ppb of FS
Current Accuracy (Galvanostatic)
±0.1% of reading ±0.04% of FS, ≥ 3 µA to 300 mA ±0.4% of reading ±0.2% of FS, ≥ 3 µA to 300 mA
Frequency generator & analyzer
EIS Frequency Range
10 µHz to 5 MHz
AC Coltage Amplitude
0 to 2 V, 24-bit resolution (low range) 0 to 6 V, 24-bit resolution (high range)
AC Current Amplitude
0 to 2 A, 24-bit resolution, in 12 current ranges
EIS Amplitude Accuracy
< 0.0025%
EIS Amplitude Resolution
0.0025%, 10,000 steps/decade
Impedance
EIS Capability
Yes
Max. EIS Frequency range
≥ 5 MHz, ≥ 1 MHz, ≥ 1 kHz, 0.001
Min. EIS Frequency range
10 mHz, ≤ 10 Hz, ≤ 100 Hz
Galvanostatic
Max. Current
≥ 1 mA, ≥ 100 mA, ≥ 250 mA, ≥ 1 A, ≥ 1 A
Potentiostatic
Potential Range Required (±) / V
±1 V or higher, ±4 V or higher
Required Compliance Voltage
≥ 2 V, ≥ 5 V, ≥ 10 V
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