System and method for implementing safety instrumented systems in a fieldbus architecture
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United States of America Patent
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Feb 3, 2009
Grant Date -
Sep 13, 2007
app pub date -
Jan 22, 2007
filing date -
Aug 21, 1997
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Abstract
An apparatus, system and process is provided for communicating safety-related data, over an open system, from a sender to a receiver. Safety-related components, including function blocks, flexible function blocks, resource blocks and transducer blocks, as well as, safety-related objects are provided. Also, an extended safety-related protocol provides for authenticating communications between safety-related components over an existing black channel, such as one using a fieldbus Architecture.
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