Table of Contents
Advertisement
Ancillary Apparatus.............................................................................................. 5-1
AE Connections ................................................................................................... 5-1
Fuses in the Cell Cable...................................................................................................... 5-1
Normal Cell Connections .................................................................................................. 5-1
ZRA Mode Cell Connections............................................................................................. 5-3
Stack Mode Cell Connections ........................................................................................... 5-4
Membrane Cell Connections............................................................................................. 5-5
Fuses in the Cell Cable...................................................................................................... 5-5
In-line Fuse-Holders and Fuses ............................................................................ 5-5
Fuses Located in the Cable Hood ......................................................................... 5-6
Testing For Open Fuses ....................................................................................... 5-8
Chapter 6 -- Panel Indicators and Connectors................................................................................. 6-1
Front Panel....................................................................................................................... 6-1
Counter/Working Connector................................................................................ 6-1
Sense Inputs Connector ....................................................................................... 6-1
The Power LED ................................................................................................... 6-1
The USB LED ...................................................................................................... 6-2
Cell LED.............................................................................................................. 6-2
Overload LED...................................................................................................... 6-3
Rear Panel........................................................................................................................ 6-3
Power In Jack ...................................................................................................... 6-3
Power Switch ...................................................................................................... 6-4
Chassis Ground ................................................................................................... 6-4
USB Port ............................................................................................................. 6-4
Thermocouple Input............................................................................................ 6-5
Misc I/O Connector ............................................................................................. 6-5
I Monitor BNC..................................................................................................... 6-6
E Monitor BNC.................................................................................................... 6-6
Ext. Sig. In BNC ................................................................................................... 6-7
Sig Gen Out BNC ................................................................................................ 6-7
Aux In BNC ......................................................................................................... 6-7
Expansion Interface ............................................................................................. 6-8
Chapter 7 -- Auxiliary Electrometer Option .................................................................................... 7-1
Overview ......................................................................................................................... 7-1
AC Performance and CMRR.............................................................................................. 7-1
Experiments ..................................................................................................................... 7-2
Connections Using Standard Cables .................................................................................. 7-2
Connections Using Custom Cables .................................................................................... 7-3
AE Specifications .............................................................................................................. 7-3
Chapter 8 -- Stability in Potentiostat Mode ..................................................................................... 8-1
Capacitive Cells and Stability ............................................................................................ 8-1
Improving Potentiostat Stability ......................................................................................... 8-2
Chapter 9 -- Measurement of Small Current Signals........................................................................ 9-1
Overview ......................................................................................................................... 9-1
Problem Description......................................................................................................... 9-1
Measurement System Model and Physical Limitations ....................................................... 9-1
Johnson Noise in Z cell ......................................................................................... 9-3
Finite Input Capacitance ...................................................................................... 9-4
Leakage Currents and Input Impedance ............................................................... 9-4
Voltage Noise and DC Measurements .................................................................. 9-5
Shunt Resistance and Capacitance ....................................................................... 9-5
Hints for System and Cell Design ...................................................................................... 9-6
--
Advertisement
Table of Contents
