Ametek VersaSTAT LC Series - Default Chapter; Table of Contents

VersaSTAT LC Low Current Interface (LCI) Hardware Manual P/N 224186_0B
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TABLE OF CONTENTS
Figures .......................................................................................................... iii
Tables ........................................................................................................... iii
Safety Instructions and Symbols................................................................... iv
Cleaning Instructions .................................................................................... iv
1. Introduction ............................................................................................... 1
1.1. About This Manual ................................................................................. 1
1.2. About the Low Current Interface (LCI) ...................................................... 1
1.2.1. LCI Interface Cable ........................................................................... 2
1.2.2. LCI Main Body ................................................................................. 2
1.2.3. LCI Cell Cables ................................................................................ 3
1.3. Inspecting Your New Instrument .............................................................. 4
1.4. Maintenance, Service, and Support ........................................................... 4
2. Installation ................................................................................................. 5
2.1. Installation ........................................................................................... 5
2.1.1. Connect Interface Cable to LCI Main Body ............................................ 5
2.1.2. Connect Interface Cable to Potentiostat Cell Interface ............................ 5
2.1.3. Connect Cell Cables to LCI Front Panel ................................................. 5
2.2. LCI Calibration ...................................................................................... 5
2.2.1 Calibration ......................................................................................... 5
2.3. LCI Checkout Procedure .......................................................................... 9
3. Measurement of Small Current Signals ..................................................... 11
3.1. Faraday Shield .................................................................................... 11
3.2. Avoiding External Noise Sources ............................................................ 12
3.3. Cell Design ......................................................................................... 12
3.3.1. Lead and Electrode Placement .......................................................... 12
3.3.2. Cell Construction ............................................................................ 12
3.3.3. Reference Electrode ........................................................................ 12
3.4. Experimental Properties ........................................................................ 12
3.4.1. Auto Current Ranging ..................................................................... 12
3.4.2. LCI Bandwidth Limits ...................................................................... 13
4. Specifications ........................................................................................... 15
4.1. Electronic Specifications ....................................................................... 15
4.1.1 System Performance ....................................................................... 15
4.1.2. Power Amplifier .............................................................................. 15
4.1.3. Differential Electrometer .................................................................. 15
4.1.4. Current Measurement ..................................................................... 15