System and method for implementing time synchronization monitoring and detection in a safety instrumented system
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United States of America Patent
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Feb 10, 2009
Grant Date -
Jun 21, 2007
app pub date -
Dec 19, 2006
filing date -
Dec 20, 2005
priority date (Note) -
Expired
status (Latency Note)
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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, a time synchronization monitor is provided for monitoring timing distributions and determining when such distributions have drifted beyond an acceptable limit.
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