Patent ID: 8145145

Claim:
A self-evaluating process control transmitter system, said system comprising: a transmitter configured to capture output data from an integral sensor; a transmitter memory integrally disposed with said transmitter; said transmitter memory configured to store a plurality of sets of said output data thereon, including an initial as-built data set, and at least one subsequent data set; an as-built data set stored on said transmitter memory; a self evaluation module integrally disposed with said transmitter, in communication with said transmitter memory and configured to identify one or more variations between said as-built data set and at least one subsequent data set; wherein said transmitter memory is configured with an acceptable range of data variation stored thereon; wherein said self evaluation module is configured to compare said one or more variations with said acceptable range of data variation: and, wherein said self evaluation module is configured to identify a variation between an individual one of said plurality of data sets and a trend of said output data sets over time, and to compare said variation with said acceptable range of data variation.