Hardware reference guide

208 35013379 11/2011
Bus lenths, transmission
rates (for 12 Mbps cable)
max. 1.2 km at 9.6 Kbps
max 1.2 km at 19.2 Kbps
max. 1.2 km at 93.75 Kbps
max 1.0 km at 187.5 Kbps
max 0.5 km at 500 Kbps
max 0.2 km at 1.5 Mbps
max 0.1 km at 3 Mbps
max 0.1 km at 6 Mbps
max 0.1 km at 12 Mbps
Transmission media shielded twisted pair
Connection interface EIA RS-485
Node type Master class 1
Bus access procedure Master/slave to dP bus slaves
Transmission procedure half-duplex
Frame length Max. 255 bytes
Data unit length Max. 246 bytes
Data security Hamming distance, HD = 4
Node addresses 1 ... 126