This article is the first in a series of web-exclusive items designed to increase your knowledge about the HART Field Communications Protocol. Read here to find out the benefits of using HART Communication.
Author: Ed T. Ladd, Jr., HART Communication Foundation, Austin, Texas
Accidents and deaths have not been enough to spur regulatory change under the Bush administration. There have been 167 accidents in the past two decades, and 108 people were killed in 48 of the incidents.
It has been nearly a decade since the Instrumentation, Systems and Automation Society (ISA) introduced S88, its first standard for batch control systems. Its still integral in optimizing operations today.
For the most part, industry and government have worked well together to develop and implement assessments and tightened security measures. Late last year, however, a pair of situations arose that underscore some procedural differences between the two