The Allen-Bradley 1769-L33ERM is a Compact GuardLogix 5370 L3 Controller. This controller features 2 MB user memory and 1GB non-volatile memory that ships with the controller. It supports up to 16 compact I/O modules and 3 expansion I/O banks. It has built-in 2 Ethernet communication ports and 1 USB interface. This controller has an integrated motion capability and supports up to 8 motion axes and integrated safety feature.