DY2000 Series Multichannel Potentiostat


A unique high-performance, very low-cost scientific instrument based on modern semiconductor products and advanced software technology.


Applications

  • Potentiometric and amperometric sensor applications
  • Free-radical detection (oxygen, nitric oxide, H2O2, etc.)
  • Electrochemical research and education
  • Photo-current amplifier
  • Multi-channel, high input impedance digitizer
  • Many other user-configurable applications


Downloads

DY2000 spec sheet »


Hardware

Max. Output Current ±2.0 mA / CH
Controlling Voltage Range ±2.0 V
Max. Compliance Voltage ±2.2 V
Current Range ±2.0 nA to ±2.0 mA in 7 steps
Current Resolution 0.002 % of current range, 76 fA for ±2.0 nA range
Current Accuracy < 1.0% of current range
Input Bias Current @ 25°C < 20 pA
Min. Potential Step (by user) 1.0 mV (60 µV for the hardware)
ADC Converter 16-bit, 100 kHz
DAC Converter 16-bit
Input Channels 1 or 2 depending on hardware configuration
Electrode Configuration CH1(CE, RE and WE), CH2 (EC, WE)
System Bandwidth > 30 kHz
Min. Rise time of Applied Waveform < 2.0 µsec / V
Min. Time Base 0.1 msec
Max. Data Points per CH 15000
Computer Interface USB with PCs running Windows 8/7/XP
Dimensions (W x D x H) & Weight 15 x 26 x 5 cm, 1 kg
Power Requirements 90-240 VAC, 3 W

Software Techniques

Amperometric i-t curve (iT) Sampling Time (sec) = [0.0001 to 10]
Cyclic Voltammetry (CV) Scan Rate (V/sec) = [0.001 to 10]
Open circuit potential vs. time (OCP) Sampling Time (sec) = [0.0001 to 10]
Differential Pulse Voltammetry (DPV) Step E (V) = [0.001 to 0.1], Amplitude (V) = [0.001 to 0.5], Pulse Period (sec) = [0.02 to 100]
Normal Pulse Voltammetry (NPV) Step E (V) = [0.001 to 0.5], Pulse Period (sec) = [0.02 to 100]
Multi-Step Potential (MSP) Step E (V) = [-2.0 to +2.0], Step Width (sec) = [0.005 to 200]
Square Wave Voltammetry (SWV) Step E (V) = [0.001 to 0.1], Frequency (Hz) = [0.01 to 50]

Sample Plots