GE IC693BEM321 I/O Link Master ModuleDescription The IC693BEM321 module acts as a master device in an I O Link network, supporting up to 16 slave devices. It enables efficient communication and control in large scale industrial automation systems. Specifications Type: I O Link Master Module Compatibility: GE Fanuc Series 90 30 PLCs Number of Slaves Supported: Up to 16 Input Output Points: 1024 points (combined input and output) Communication Protocol: Proprietary I O Link Backplane