Control data manual entry device for technical systems - has keyboard in plug-in module, alphanumeric display, microcomputer and text ROM

摘要

An arrangement for the manual entry of control data, for a spatially extended technical system and for displaying system parameters. The latter contains an input keyboard (13) connected via an interface to a data processing system. The data processing system is connected via input and output circuits to elements of the technical system and via the interface or a special interface to a display unit. The keyboard is arranged on the front of a module (12) which plugs into a rack, and has a key (16-17,22-25,27-30) for each different adjustable system function. The display unit contains an alphanumeric display, a buzzer or buzzer output, a microcomputer, and at least one ROM contg. plain display text for the process parameters. USE/ADVANTAGE - For use for maintenance and control of technical systems. Process parameters can be entered rapidly and simply and state indications given rapidly, clearly and unambiguously.