The SST PB3-CPX modules connect Rockwell Automation CompactLogix L2, L3 and L4 controllers to Profibus DP-V0 and DP-V1 networks. The modules are compatible with Master DP-V0 Class-1, Master DP-V1 Class-1 and Class-2 and Slave DP-V0 protocols. The master/slave modules can be configured as Profibus master, slave or master/slave. They offer up to 1,984 input bytes and 1,968 output bytes per master, making them suitable for large Profibus networks. All three variants accommodate Ethernet cable and feature a 10/100 Mb Ethernet port that enables fast downloads as well as remote connections and monitoring.