Short Specification
POT/GAL 30V 2A Electrochemical Test Interface for Alpha-A Modular Measurement System
| POT/GAL 30V 2A Short Specification | |
| Counter Electrode Polarization | |
| Voltage Dc accuracy Resolution |
±30 Vp dc and / or ac 2 mV + 10-4 of value 1 mV dc, 20 μV ac |
| Current Dc accuracy Dc resolution |
±2 A dc and / or ac 10-3 value + 3.10-4 range + 0.5pA 1/32768 current range, 0.1 pA min. |
| Power | 60 W continuous maximum |
| Output resistance | 1, 10, 100, 1k Ω |
| Bandwidth | Dc .. 1 MHz |
| Simultaneous voltage and current limits |
Continuously adjustable 2 V .. 40 V and 2 mA .. 2.1 A |
| Current into shorted load | Continuous 2 A without overheating |
| Reference Voltage Inputs | |
| Configurations | Single or differential
configuration with selectable driven shields |
| Voltage Range Dc accuracy Dc resolution |
±30 Vp 200 μV + 10-4 of value 20 μV |
| Input impedance | > 1012 Ω | 10 pF |
| Common mode rejection | < 10-4 below
100 kHz < 10-3 below 1 MHz |
| Input bias current | < 2 pA |
| Bandwidth | Dc .. 10 MHz |
| Working Electrode Current Input | |
| Current ranges Dc accuracy Dc resolution |
20 pA .. 2 A in factors of
10 10-3 value + 3.10-4 range + 0.5pA 10-5 of range, 0.05 pA min |
| Bandwidth | Dc .. 10 MHz |
| Main Control Loop | |
| Operation modes | Potentiostat, Galvanostat
and Direct Voltage in combination with 2, 3 or 4 wire arrangement |
| Dc accuracy | 200 μV + 10-4 of value |
| Time constants | 300 ns .. 3 s in factors of 3.33 |
| Bandwidth | Dc .. 10 MHz |
| Electrolyte Rs compensation |
Automatic Rs detection by high frequency EIS, Rs compensation or correction |
| Impedance Measurement | |
| Frequency range | 3 μHz .. 1 MHz * |
| Impedance range | 10-4 .. 1013 Ω |
| Capacitance range | 1 fF ... 10 F |
| Basic Accuracy | |
|
Relative impedance, |
< 3.10-4 *** |
| Phase Angle | < 6 m° *** |
| Resolution | |
|
Relative impedance, |
< 10-5 |
| Phase angle | < 0.6 m° |
| User Calibrations | load, short, open, internal self calibration and diagnostics |
* in combination with the Alpha-A mainframe types AK, AN, AT
*** for details refer to specification
charts
Additional Information