Understanding Distributed Process Control |
Contents
TimeShared Computers Functions | 47 |
Section 7 | 71 |
Section 15 | 161 |
Copyright | |
1 other sections not shown
Common terms and phrases
alarm algorithm analog controller analog inputs analog instrumentation analog signals applications backup bits bubble memory cable cathode ray tube characters circuitry communication configuration Control Has Become controller file cost data base data highway DATE NOTES DATE defined detail display developed devices Disk Drives distributed control equipment distributed control system electrical engineering units Evolution of Instrumentation example Feedback Control Figure flow function global highway graphic displays group display Hardware installation interface intrinsic safety keyboard located loop manual measured microcomputer microprocessor minicomputer module mounted NOTES DATE NOTES operator station output signal overview display panel PID controller power supply printed circuit cards printer process area process control programmable logic controllers programming Reactor redundant relay reliability remote unit screen selected set point specific Structure of Distributed suppliers switch temperature terminal tion transmission transmitted valve voltage