GE IC693CMM321 Ethernet Interface Module (TCP/IP Module) for Series 90-30 PLC Systems

Product Overview
The IC693CMM321 is a single-slot Ethernet interface module engineered by GE Fanuc (now part of Schneider Electric) for the Series 90-30 Programmable Logic Controller (PLC) platform. It serves as a critical communication gateway, enabling seamless integration between Series 90-30 PLCs and Ethernet networks via an external transceiver and AAUI cable, supporting both client and server communication roles. The module facilitates real-time data exchange with hosts, HMIs, SCADA systems, remote I/O, and third-party industrial devices, making it essential for distributed control and industrial automation networks.

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Description

Technical Specifications

Parameter Details
Manufacturer GE Fanuc (Schneider Electric)
Model Number IC693CMM321
Platform Compatibility Series 90-30 PLC Systems
Ethernet Interface 10 Mbps (IEEE 802.3), 14-pin AAUI port (for external transceiver)
Serial Ports 1× RS-232 (RJ-11, Station Manager Port); 1× RS-485 (15-pin D-type, Software Loader Port)
Communication Protocols TCP/IP, UDP, Modbus TCP, EGD (Ethernet Global Data), SNP, SRTP
Max Server Connections 16 concurrent server connections
Power Supply 5 VDC from PLC backplane; 100 mA typical current draw
Isolation 1500 V AC optical isolation for industrial noise immunity
Indicators OK (module status), LAN (network traffic), SER (serial port activity), STAT (exception events)
Operating Temperature 0°C to 60°C (32°F to 140°F)
Storage Temperature -40°C to 85°C (-40°F to 185°F)
Humidity 5%–95% non-condensing
Dimensions 101.6 mm × 127 mm × 27.94 mm (4.0 in × 5.0 in × 1.1 in)
Weight 0.5 kg (1.1 lbs)
Mounting DIN rail (via Series 90-30 baseplate)
Reset Functions LED test, module restart, restart & reload, maintenance mode entry

Functional Features

  • Client/Server Dual Role: Acts as a client to initiate connections with Ethernet devices and as a server to respond to up to 16 concurrent client requests, supporting flexible network architectures.
  • Multi-Protocol Support: Native TCP/IP, UDP, Modbus TCP for third-party integration, and EGD for high-speed PLC-to-PLC data sharing (millisecond-level synchronization).
  • Dual Serial Ports: RS-232 for local configuration, diagnostics, and firmware updates; RS-485 for software loading and maintenance.
  • Integrated Diagnostics: LED indicators for real-time status monitoring; restart button for quick troubleshooting, LED testing, and maintenance mode entry.
  • Fault Resilience: Network auto-reconnection on disconnection; backplane power redundancy; isolation against industrial electromagnetic interference.
  • Ladder Logic Integration: Compatible with GE COMMREQ function blocks for streamlined communication programming within Series 90-30 ladder logic.

Application Scenarios

  • Distributed Control Systems (DCS): Connects Series 90-30 PLCs to DCS for centralized monitoring and control of plant-wide processes.
  • SCADA & HMI Integration: Enables real-time data exchange between PLCs, SCADA servers, and HMIs for operational visibility and remote control.
  • Remote I/O Networks: Implements distributed I/O architectures, linking local PLCs to remote I/O racks across Ethernet for flexible factory floor layout.
  • Multi-PLC Coordination: Uses EGD protocol for fast data sharing between multiple Series 90-30 PLCs in complex automation lines (e.g., automotive assembly, material handling).
  • Third-Party Device Connectivity: Communicates with Modbus TCP-enabled devices (inverters, sensors, meters) for unified control and data aggregation.
  • Industrial Network Expansion: Extends Series 90-30 PLC connectivity to enterprise networks for MES/ERP integration and data-driven decision-making.

Ordering & Versions

Common suffixes include IC693CMM321-CA (standard), IC693CMM321-JK (extended features), and IC693CMM321-RR (refurbished), each denoting specific hardware configurations and compatibility options.
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