relay control system

relay control system

[′rē‚lā kən′trōl ‚sis·təm]
(control systems)
A control system in which the error signal must reach a certain value before the controller reacts to it, so that the control action is discontinuous in amplitude.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Mentioned in ?
References in periodicals archive ?
The standard equipment package includes a screw, a control cabinet based on a relay control system (SecuRe) and a mobile, digital operator terminal.
The V-6030HD features a side-mounted power unit for easy maintenance access and a front access panel box as well as a programmable smart relay control system to provide diagnostic and troubleshooting assistance.
In more recent years, elevator relay control systems have gone to solid state.