| Preface | p. xi |
| About the Author | p. xiii |
| Acknowledgments | p. xv |
| Introduction to Digital Systems | p. 1 |
| Overview | p. 1 |
| Learning the Language (A World of Acronyms) | p. 2 |
| Hardware/Software | p. 6 |
| The Distributed Control System (DCS) | p. 7 |
| The Programmable Logic Controller (PLC) | p. 9 |
| Supervisory Control and Data Acquisition (SCADA) | p. 10 |
| Other Microprocessor-Based Systems | p. 13 |
| Higher Levels of Automation | p. 18 |
| Summary | p. 20 |
| Computer Automation--Project Execution | p. 23 |
| Definition of Stages | p. 23 |
| Large vs. Small Systems | p. 26 |
| Budgetary Estimates | p. 27 |
| Using a System Integrator/Engineering Consultant | p. 28 |
| Defining the System Requirements | p. 31 |
| Defining Immediate and Future Automation Requirements | p. 31 |
| Preliminary System Block Diagram | p. 35 |
| Control and Data Acquisition | p. 35 |
| Inputs/Outputs List | p. 44 |
| Human-Machine Interface | p. 52 |
| Alarm Handling | p. 55 |
| Reporting | p. 57 |
| History Collection | p. 57 |
| Communications | p. 58 |
| Redundancy | p. 63 |
| Distribution of Equipment and Wiring | p. 65 |
| Power | p. 69 |
| Packaging | p. 72 |
| Training | p. 73 |
| Maintenance | p. 74 |
| Purchased Spares and Capacities | p. 75 |
| Other | p. 76 |
| Specifying the System | p. 79 |
| Developing Digital System Specifications | p. 79 |
| Sample Digital System Hardware Specification | p. 80 |
| Sample Digital System Configuration Specification | p. 96 |
| Selecting the Right System | p. 111 |
| Distribute Specifications for Proposals | p. 111 |
| Bid Summary and Evaluation | p. 113 |
| Vendor Drawings | p. 119 |
| Factory Acceptance Testing | p. 119 |
| Configuration | p. 123 |
| Getting Started | p. 123 |
| System Block Diagram | p. 125 |
| Device Configuration | p. 125 |
| Data Base Building | p. 127 |
| Graphics | p. 132 |
| Alarm Handling and History Collection | p. 142 |
| Reports, Logs, and Trends | p. 144 |
| Logic Programming | p. 147 |
| Staging, Testing, and Training | p. 156 |
| Documentation | p. 159 |
| Installation and Start-Up | p. 165 |
| Site Preparation | p. 165 |
| Site Survey | p. 166 |
| Physical Installation | p. 168 |
| Initiating the Levels of Automatic Control | p. 171 |
| Operations Support | p. 172 |
| Official Digital System Acceptance | p. 172 |
| Regular Maintenance | p. 172 |
| Trends in Multi-Vendor Integration | p. 175 |
| Introduction | p. 175 |
| Point-to-Point Communications Links | p. 180 |
| Network Communications | p. 181 |
| RS-232 | p. 187 |
| RS-422 | p. 189 |
| RS-485 | p. 191 |
| Character Framing | p. 191 |
| ASCII | p. 193 |
| Modus/Modbus Plus | p. 194 |
| Allen-Bradley Data Highway/Data Highway Plus | p. 200 |
| Ethernet | p. 202 |
| Manufacturers Automation Protocol (MAP) | p. 203 |
| Sample Digital System Communications Architecture | p. 203 |
| I/O Signal Criteria | p. 213 |
| Glossary of Terms | p. 217 |
| Table of Contents provided by Syndetics. All Rights Reserved. |