Allen-Bradley 1766-L32BXB MicroLogix 1400 Controller By wayne No Comments on Allen-Bradley 1766-L32BXB MicroLogix 1400 Controller 3 Min Read Buy the Allen-Bradley 1766-L32BXB MicroLogix 1400 Controller with 32 I/O points. This unit features Ethernet, serial ports, and high-speed counters for reliable automation.