Profibus-DP Slave Station Module LM3401 Profibus-DP Slave Station Module LM3401 Communication FunctionsNo. of communication port1Interface typeRS - 485Maximum Isolation ... , 500kbps and 1, 1.5, 3, 6, 12Mbps(auto setting)Station address setup0-126 (set by switch)Maximum No. of stations ... (External supply)20mA+5VDC (Provided byexpansion bus)120mA PLC-LM3401 automation PLC