Designed for users in the price-sensitive factory automation market who need high performance programmable logic control, the FX3S programmable logic controller is an expandable unit that lets users choose only the functionality necessary to perform a specific application. This micro PLC retains core FX3 Series performance and flexibility traits, and uses many of the existing programming resources. It has built-in high-speed inputs and outputs, available relay outputs and multiple built-in communication ports. It also includes expansion options for communications (RS-232, RS-485, Modbus and Ethernet), analog and temperature control.