for PalmSens handheld potentiostat/galvanostat - WonATech

The available methods
Voltammetric techniques:
• Linear sweep voltammetry LSV
• Differential pulse voltammetry DPV
• Square wave voltammetry SWV
• Normal pulse voltammetry NPV
• ac Voltammetry acV
• Cyclic voltammetry CV
• Stripping chronopotentiometry (or PSA) SCP
Note: these techniques can also be used for stripping voltammetry
Techniques as a function of time:
• Amperometric detection AD
• Pulsed amperometric detection PAD
• Multiple pulse amperometry MPAD
• Fast amperometry FAMP
• Potentiometry CP
• Multistep Amperometry MA
• Multistep Potentiometry MP
The specifications of most of the relevant parameters
General pretreatment:
General voltammetric parameters:
Apply conditioning potential for:
Apply deposition potential for:
Apply begin potential for:
0 – 1600 s
0 – 1600 s
0 – 1600 s
Begin potential: -2.000 V to + 2.000 V
End potential: -2.000 V to + 2.000 V
Step potential: 1 mV to 250 mV
Conditioning potential:
Deposition potential:
Standby potential:
-2.000 V to + 2.000 V
-2.000 V to + 2.000 V
-2.000 V to + 2.000 V
Pulse potential: 1 mV to 250 mV
ac-amplitude: 1 mV to 250 mV
Limits of some technique specific parameters for PalmSens
DPV and NPV: Scan rate:
Pulse time:
1 mV/s (1mV step) to 50 mV/s (5 mV
step)
10 ms to 300 ms
SWV: Frequency: 1 Hz to 400 Hz
SCP: Sampling rate: Approx. 40 kHz., max. 100 s
LSV and CV: Scan rate: 0.2 mV/s (1 mV step) to 5 V/s (5 mV
step)
acV:
AD and PAD:
MPAD:
Fast amperometry:
Scan rate:
Frequency:
Interval time:
Pulse time:
Run time:
Mode:
Maximum number of points:
Pulse times:
Run time:
Number of potential levels:
Maximum number of points:
Interval time:
Maximum run time:
Maximum number of points:
1 mV/s (1 mV step) to 25 mV/s (5 mV
step)
0.12 Hz to 250 Hz
10 or 50 ms to 300 s
1 ms to 1 s
10 s to 100000 s
dc-amperometry and normal
pulse and differential pulse.
65000
100 ms to 2 s
10 s to 100000 s
3
65000
1 ms to 1 s
30 s
20000