The current operating states, setpoints and actual values, parameters, indices, faults and alarms are displayed on the display panel.

Chinese, German, English, French, Italian and Spanish are stored on the CU320-2 Control Unit CompactFlash card as operator panel languages. The desired language must be downloaded to the AOP30 prior to commissioning.

On request, Russian, Polish, and Czech are available in addition to these languages installed as standard. These can be downloaded free of charge from the Internet under the following link: http://support.automation.siemens.com/