Introduction to Programmable Logic ControllersThis text offers an introduction to Programmable Logic Controllers. It is a comprehensive source where the beginner can learn what a programmable logic controller is, how it works, programming, editing, PLC interface, I/O module selection and PLC hardware configuration. The text's extensive review questions at the end of each chapter and over 40 hands-on lab manual exercises give students the tools to learn the topic at hand. |
Contents
Part One Introducing PLCs | 3 |
PLC Processors Introduces the PLC processor and its capabilities | 9 |
Comparison and DataHandling Instructions Introduces datahandling and comparison instructions | 15 |
Copyright | |
41 other sections not shown
Common terms and phrases
16-bit word accumulated value Allen-Bradley SLC 500 ASCII backplane battery binary bit file cable chassis circuit communication configuration convert counter file Courtesy Rockwell data file DC input module destination EEPROM energized false field devices function handheld programmer hardware hexadecimal I/O modules illustrated in Figure input and output input device input instruction input module input signal input status file integer file interface ladder diagram ladder logic ladder program ladder rung load manufacturer mask memory MicroLogix 1000 microprocessor milliamps normally closed instruction octal Omron operating system output instruction output point output status file personal computer PLC input PLC ladder PLC processor PLC program PLC's power supply programmable controller programmable logic controller programming terminal push button relay output module reset run mode scan screw terminal sensor slot specific status bits stored switch timer file truth table typical user program voltage volts watchdog timer zero