The Allen-Bradley 1762-OB16 is a MicroLogix I/O expansion module. This module is compatible for use with MicroLogix 1100, MicroLogix 1200 and MicroLogix 1400 product family. of installation: Four (4) with MicroLogix 1100; Six (6) with MicroLogix 1200; Seven (7) with MicroLogix 1400.
