Technical Specifications Number of fieldbus nodes on master (max.): 96 Number of I/O points: 6,000 Transmission rate: 9.6/12 MBd Bus segment length (max.): 1200 m Number of modules per node (max.): 63 Number of modules without a bus extension (max.): 63 Input and output process image (fieldbus) max.: 244 bytes / 244 bytes Supply voltage (system): 24 VDC (-25 … +30 %) Ambient temperature (operation): 0 … +55 °C Protection type: IP20