The LOGO! is a powerful, easy to use and versatile PLC, making it the ideal choice for small control tasks, factory and machine automation applications. Features include 12 I/O onboard expandable up to 24 inputs, 16 outputs and 8 analogue inputs. 8 standard logic functions, 25 special functions including on/off delay timers, up/down counters, analogue comparison, message window, shift register plus more