• Handling of remanent variables
• System processing
• Real-time clock and battery
• AC500-eCo processor module, LEDs, RUN/STOP switch on front panel
• Display, LEDs and function keys on the front panel
• Onboard technologies
• Hot swap
• KNX IP integration
• Communication with Modbus RTU
• Communication with Modbus TCP/IP
• Communication with PROFINET redundancy
• Fast counters in AC500 devices
• Fast counter in AC500-eCo
• Onboard I/O on AC500-eCo processor modules
• Simple motion
• Access to digital I/Os transferred as bit strings WORD/DWORD