HART LINE Newsletter, September 2000
Estimates indicate that as much as 40 to 50 percent of loop operational problems can be blamed on final control elements. In this technical article, our Director of Professional Development Bud Adler tells how HART communicating valve positioners used in conjunction with HART loop monitors provide an efficient and cost-effective way to test online emergency shutdown valves and increase system integrity.
View Article (PDF, 136K)