GE IC693CMM321-JK
Product Overview
The GE IC693CMM321-JK is a Factory LAN TCP/IP Ethernet Interface Module designed for the GE Fanuc Series 90-30 PLC platform. It provides Ethernet networking capability, allowing Series 90-30 PLC systems to communicate with host computers, other PLCs, and industrial control devices over an Ethernet LAN.
The IC693CMM321-JK is a hardware revision of the CMM321 Ethernet Interface family and supports TCP/IP-based communication, including GE’s SRTP (Service Request Transfer Protocol) and Modbus/TCP communication functions.
Technical Specifications
| Item |
Description |
| Manufacturer |
GE Fanuc / GE Intelligent Platforms |
| Model |
IC693CMM321-JK |
| Product Type |
Ethernet Interface Module |
| PLC Platform |
Series 90-30 PLC |
| Communication Interface |
Ethernet TCP/IP |
| Network Type |
Industrial Ethernet LAN |
| Protocol Support |
SRTP, TCP/IP, Modbus/TCP Master & Slave |
| Installation |
Series 90-30 PLC baseplate, single slot |
| Ethernet Connection |
10Base-T / AAUI (depending on hardware version) |
| Serial Interface |
RS-232 Station Manager port |
| Firmware Version |
Version 3.12 (associated with -JK revision) |
| Maximum Server Connections |
Up to 16 simultaneous connections |
Key Features
1. Ethernet Networking for Series 90-30 PLC
The module enables direct connection of Series 90-30 controllers to Ethernet networks, providing communication between PLCs, supervisory computers, and industrial devices.
2. Client/Server Communication
The IC693CMM321-JK supports both:
- Client operation: PLC can initiate communication with other Ethernet-enabled controllers.
- Server operation: PLC responds to requests from host systems or other controllers.
3. Remote Programming and Diagnostics
Through Ethernet communication, users can perform PLC monitoring, diagnostics, maintenance, and data exchange without direct connection to the controller.
4. Multi-Device Communication
The module supports simultaneous communication with multiple network devices, making it suitable for distributed automation systems.
Communication Ports
The IC693CMM321 series interface includes:
- Ethernet port for TCP/IP network communication
- RS-232 Station Manager port for configuration and diagnostics
- AAUI interface (for versions requiring external transceiver)
- RS-485 downloader port for firmware/service operations
Application Areas
The GE IC693CMM321-JK is commonly used in:
- Industrial automation systems
- Factory communication networks
- Manufacturing production lines
- Process control systems
- SCADA communication systems
- PLC-to-PLC data exchange
- Remote monitoring and maintenance applications
Compatible Systems
Typical applications include:
- GE Fanuc Series 90-30 PLC systems
- Host computers running GE PLC programming/monitoring software
- Industrial Ethernet supervisory systems
- Third-party devices supporting TCP/IP or Modbus/TCP communication
Conclusion
The GE IC693CMM321-JK Ethernet Interface Module is a reliable communication module for upgrading GE Fanuc Series 90-30 PLCs with Ethernet networking capability. It provides TCP/IP connectivity, SRTP communication, and Modbus/TCP support, making it suitable for legacy automation systems requiring integration with modern industrial networks.
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