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SME MF930209
- Programmable Logic Controls: What Does This Black Box Offer Today'S Stampers?
- standard by Society of Manufacturing Engineers, 06/01/1993
- Publisher: SME
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THIS PAPER DISCUSSES THE ROLE OF THE PROGRAMMABLE LOGIC CONTROLLER (PLC) IN A PRESS CONTROL APPLICATION. IT INCLUDES A BRIEF OVERVIEW OF THE INTERNAL ARCHITECTURE OF PLC, THE LADDER LOGIC USED FOR THE SOFTWARE PROGRAM, COMMON FUNCTIONS OF A MECHANICAL PRESS, AND AN EXPANDED VIEW OF SOME SPECIAL FUNCTIONS FOR THE PRESS CONTROL. WITH THE USE OF THESE FUNCTIONS AND THE CREATION OF A LINK BETWEEN THE PLC AND A COMPUTER, IMPROVED UPTIME AND EFFICIENCY IS DISCUSSED BY USING THE PLC AS A MANAGERIAL TOOL.