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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,
Relative capacity,
Loss factor tan(δ)

< 1.10-4 ***
Phase Angle < 6 m° ***
Resolution

Relative impedance,
Relative capacity,
Loss factor tan(δ)

< 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