Auditing process control alarms, methods and equipment for managing audit report requests, computer-readable tangible storage media

摘要

PROBLEM TO BE SOLVED: To provide methods, apparatus, systems and articles of manufacture to audit process control alarms.SOLUTION: An example disclosed method includes identifying components in a process control system 100 that correspond to alarms to be audited. The example method also includes, if a query to request a status of a particular one of the alarms to be audited is not in a status update queue, generating a query associated with an audit report request to request the status of the particular one of the alarms from the corresponding component; otherwise, if the query to request the status of the particular one of the alarms to be audited is in the status update queue, associating the audit report request with the query. The example method also includes transmitting, via a process control system bus, the queries to be designated as low priority.SELECTED DRAWING: Figure 1