Fourth-generation Ethernet-based PLC controllers (750-862, 750-890 and 750-891) feature a built-in Ethernet switch, are programmed with Wago-I/O-PRO, and are equipped with a high-spreed processor and extensive memory for enhanced capabilities in control applications. IP addresses can be configured by DIP switch or software, accessible with common web browsers, and programming is by IEC languages. The controllers support over 500 digital, analog and specialty modules, and include two onboard switch Ethernet ports.