GE Fanuc | PACSystems RX3i I/O Link Master Module – IC694BEM321

GE Fanuc IC694BEM321 I/O Link Master Controller ModuleThe IC694BEM321 from GE Fanuc serves as the central master controller for I/O Link networks in PACSystems RX3i. This powerful interface module manages extensive I/O expansion through proprietary serial networking. It enables scalable control systems with comprehensive input/output monitoring capabilities.Technical Specifications & Performance DataBrand: GE FanucModel: IC694BEM321Module Type: I/O Link Master InterfaceNetwork Capacity: Up to 16 slave devicesI/O Point Capacity: 1024 inputs and 1024 outputsCommunication Protocol: RS485/422 serialBackplane Power: 5V DC from PLC/RX3i backplaneConnector Type: 20-pin Honda-style connectorIP Rating: IP20 for basic protectionSlot Requirement: Single slot in universal backplaneNetwork Architecture & ExpansionThe IC694BEM321 creates daisy-chain network topologies with slave devicesIt supports proprietary I/O Link protocol for reliable communicationThis master module connects to first slave device directly via serial portRemaining slaves form series-connected network chainThe system provides expandable serial network for industrial controlNetwork size depends on available backplane power capacityInstallation & Physical ConfigurationThis module installs in any available slot of Series 90-30 or RX3i backplanesIt features a front protective cover housing the serial communication portThe module uses standard installation procedures like other GE Fanuc modulesConnection requires 20-pin Honda-type connectors for network cablingThere are no specific slot location requirements for proper operationMultiple masters can coexist with sufficient power supply capacityStatus Monitoring & DiagnosticsThe module provides three LED status indicators on front panelOK LED displays overall module operational statusACTV LED indicates active network communicationCFG LED shows configuration status and requirementsThese indicators enable quick visual diagnostics of network healthLED status helps troubleshoot installation and operation issuesSystem Compatibility & IntegrationThis master module maintains compatibility with PACSystems RX3i CPUsIt operates within universal backplane architecture for flexibilityThe module supports Series 90-30 PLC platforms for legacy integrationIt enables cost-effective I/O expansion through serial networkingNetwork design allows distributed I/O placement throughout facilitySystem provides easy deployment for industrial processesPackaging & Shipping InformationYour order includes one IC694BEM321 I/O Link Master Controller ModuleAll shipments include comprehensive 12-month warranty protectionWe provide worldwide shipping via FedEx, UPS, and DHL servicesStandard packaging includes installation guidelines and network documentationComparison with Related RX3i ModulesThe IC694BEM321 specializes in I/O Link master controller functionalityFor Ethernet connectivity, consider the IC695ETM001 moduleThe IC695GCG001 provides Genius network gateway capabilitiesProfessional FAQ SectionHow many slave devices can connect to one master module?Each IC694BEM321 master module supports networks of up to 16 slave devices maximum.What type of connector does this network use?The I/O Link network uses 20-pin Honda-style connectors for all device interconnections.Can I install multiple master modules in one system?Yes, you can install multiple masters as long as the backplane provides sufficient power.What do the three LED indicators represent?The LEDs show module OK status, network activity, and configuration status respectively.What communication protocol does this network use?It uses RS485/422 serial communication with GE Fanuc’s proprietary I/O Link protocol.© 2025 World of PLC Limited. All rights reserved. Original Source: https://www.oiltechcontrols.com/ Technical Support Contact: [email protected] | Phone: 86 158 8020 0923 Partner: PLCDCS HUB Limited https://plcdcshub.com/ | PLC Pioneer Limited https://plc-pioneer.com/