Inventors:
Dana W. Pressnall - Midland MI
Jeffery T. Polishak - Saginaw MI
Bradley K. Felix - Midland MI
Michael J. Durisin - Midland MI
Joseph Ellison - Detroit MI
Assignee:
The Dow Chemical Company - Midland MI
International Classification:
G05B 1500
Abstract:
In an actively redundant computer system, in which two or more computers simultaneously control a process, live data values representing the actual state of preselected variables are simultaneously displayed along with an alphanumeric representation of a source code statement based on those variables.