Introduction to Programmable Logic Controllers: The Mitsubishi Fx
Arnold, 1997 - 224 ページ
A programmable logic controller is a microprocessor used to control any electronically programmable device, such as a microwave oven, washing machine etc. and the Mitsubishi PLC is the most common in industry. The aim of this book is to provide the engineering technician with a sound working knowledge of PLC operation, with a minimum of unnecessary theoretical background. Content is determined by the needs of service engineers who encounter PLCs with increasing frequency in their work.
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Area Offline becomes as shown binary contents of D0 Copy Move Delete count counter C0 cursor keys cycle data register D0 de-energized Decimal Device Monitoring Delete Exchange Test disk display now becomes enable energized Ensure Enter Exchange Test Step F2 to edit FIFO Find Save Name FLASH1 FX function or hit FX PLC Gray code Hence hit F2 incremented index register input X0 Ladder Find Save limit switch Line Line0 logical value Main Menu MEDOC memory coil Move Delete Exchange MOVP Name Copy Move normally closed contact normally open contact ON/OFF output Y0 Piston PLC program PNEU1 Press ent Press esc Press F2 Principle of operation Programmable Logic Controllers push button relay reset Save Name Copy seconds Select function sequence shift register stack Stack pointer Step I/o Text stepper motor Test Step I/o timer T0 Transfer WORCESTER COLLEGE