Automatic system remote monitoring system uses web server with unidirectional serial link from automatic equipment

摘要

An automatic system remote monitoring system uses a web server (5) storing data for internet access (6) to an automatic system (1) connected to the server by unidirectional optical, radio or cable serial link (3) transmit (2) and receive (4) equipment cyclically transmitting diagnosis, maintenance and service data. Independent claims are included for variants with bidirectional communication.