Display device for central unit of automation system, has LCD with yellow-green background and cooperating with input keyboard for inputting set values and parameters, acknowledging error messages, and setting password protection for system

摘要

The device has an LCD (2) with a yellow-green background to display parameters, set values, operating condition and error messages of an automation system. The LCD cooperates with an input keyboard for inputting the values and parameters, acknowledging the messages, and setting a password protection for the system. An LED display (4) displays the status of the system. A memory card holder is provided at a front side of the device.