Method and apparatus for configuring a blackout period for scheduled diagnostic checks of a field device in a process plant

摘要

A diagnostic system and method for a field device in a process plant is provided. The diagnostic apparatus includes a processor operatively connected to the field device and a calendar having a proscribed period stored in memory. A diagnostic check is executed on the field device if an occurrence of a diagnostic event is detected and execution of the diagnostic check does not coincide with the proscribed period.

主权项

1. A method of controlling a field device in a control system, the method comprising:
providing a memory device including at least one proscribed period; monitoring, via a processor, the field device; detecting, via a processor, an occurrence of a diagnostic event associated with the field device; formulating, via a processor, a diagnostic check of the field device in response to the occurrence of the diagnostic event; determining, via a processor, whether execution of the diagnostic check will occur during the at least one proscribed period; executing, via a processor, the diagnostic check if the diagnostic check will not occur during the at least one proscribed period; and rescheduling, via a processor, execution of the diagnostic check if the diagnostic check will occur during the at least one proscribed period.