Year 2000 (Y2K) Embedded Systems & Infrastructure Problem Message Board

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Technology Stocks : Year 2000 (Y2K) Embedded Systems & Infrastructure Problem

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To: R. Bond who wrote (319)	4/20/1998 4:08:00 PM
From: John Mansfield	Read Replies (1) of 618

World Oil magazine on embedded y2k ' April 1998 Vol. 219 No. 4 Will the millennium bug give your operations the flu? Don't take the head-in-the-sand approach toward potential computer strangling of production operations. Time-contingent process controllers must be evaluated for year 2000 date stamp limitations and their implications for safety, the environment and operations Scott M. Shemwell, Jerry Dake and Bruce Friedman, MCI Systemhouse, Houston, Texas ... PROCESS CONTROLLER CONCERNS Unlike the software of a marketing system, the embedded logic on a silicon chip is entombed deep in the system and not easily ascertained. Any given Distributed Control System (DCS) or Process Logic Controller (PLC) computer board has many chips, and their interdependencies on each other, and on other system components, make them difficult to analyze and repair, Fig. 1. Methods for analyzing this equipment are only now emerging. Compliance information coming from manufacturers has been sketchy and sometimes inaccurate. ... gulfpub.com

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