Whistonbrook Technologies Limited, 110 Butterfield, Great Marlings, LUTON, BEDFORDSHIRE, LU28DL UK

Tel: +44 (0)1582 434252

email: info@whistonbrook.com

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Analogue Potentiostat

Features

 

  • low noise analogue potentiostat

  • powered by rechargeable batteries

  • 4 gains, which are manually selectable.

  • two analogue inputs

  • a +/- 5V analogue output with current ranges from 1mA/V to 1μA/V

  • internal applied potential control with a 10 turn potentometer

  • lcd display for current or voltage

  • option to include two further lower gains

 

Options

  • NEW FEATURE three electrode or four electrode (with sense)

  • two extra low current gains 100nA V-/1 and 10nA V/1

  • low power for longer battery life

  • high speed response

  • NEW FEATURE screened D-type electrode connector with flexible cable.

  • BNC sockets for screened electrode inputs

  • 4mm sockets for electrode inputs

Specifications

  • Applied Potential Inputs

    • ac input (bnc socket ) +/- 5V 10K ohm input impedance

    • dc input (bnc socket ) +/- 5V  10K ohm input impedance

  • NEW FEATURE Internal applied potential

    • switch for  int/ext potential

    • 10 turn control knob  +/- 1000 mV

  • NEW FEATURE LCD Display  

    • switch potential or current

  • Cell Connections(4mm sockets)

    • Counter Electrode (Black) Max current output +/- 5mA

    • Reference Electrode (Blue) Input impedance 1Tohm

    • Working Electrode (Red) Max current output +/- 5mA

    • Ground  (Green)

  • Cell/Isolate Switch

  • Output (measured current)(bnc socket)

    • max 5 mA drive current

  • Output Current Gain Ranges (max output 5V)

    • 1mA per volt output

    • 100 μA per volt output

    • 10 μA per volt output

    • 1 μA per volt output 

    • 100nA per volt (optional)

    • 10nA per volt (optional)

  • Switchable Output Offset

  • NEW FEATURE

    • 10 turn control knob Zero mV +/- 1V

  • Bandwidth of Potentiostat at unity gain

    • Measured with 1V input and 1V output

    • 1.4MHz (-3db) 50% power loss (industrial standard measurement)

    • (1.2MHz (0db) 0% power loss

    • Phase Shift for Potentiostat

    •  freq < 500KHz   0 degrees

    • 500KHz < freq < 1.4MHz   0 - 180 degrees

    • variable with frequency, in agreement with Data Sheet for Operational Amplifiers used.

  • Output Resolution/Noise of Potentiostat (Not including Noise generated in input/output Leads)    0.1mV 

  • Expected resolution at Current Ranges

    • 1mA/V range - 100nA 

    • 100μA/V range - 10nA 

    • 10μA/V range  - 1nA 

    • 1μA/V range  - 100pA 

  • 12 NiMH AA batteries

  • 2 x 9V battery packs

  • Mains charger included

  • Low battery indicator LED on when 9V batteries packs are < 5.5V

  • Dimensions 220mm(D) X 165mm(W) X 52mm(H)