Send commands to machinery and automate control processes with this Allen Bradley PLC (programmable logic controller) from Rockwell Automation. It has 20 digital inputs, 6 relay outputs and 6 digital outputs to provide you with versatile embedded input-output (I/O) functionality. The device can operate up to 7 expansion I/O modules so you can control multiple machines at once. It's commonly used in industrial automation applications in manufacturing lines for food, as well as robotics, pharmaceuticals and power utility control.