GE IC693CMM321-JK Series 90-30 Ethernet Module
Manufacturer: GE Fanuc
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Part Number: IC693CMM321-JK
Condition：New with Original Package
Product Type: Communication Modules
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE Fanuc IC693CMM321-JK Series 90-30 Ethernet Communications Module
The GE Fanuc IC693CMM321-JK, also cataloged as the IC693CMM321 Ethernet Interface Module, operates as a dedicated hardware component for network data routing and host controller integration within Series 90-30 PLC systems.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IC693CMM321-JK (IC693CMM321) |
| Brand | GE Fanuc |
| Origin | USA |
| Weight | 0.34 kg (0.75 lbs) |
| Dimensions | 130 x 40 x 120 mm |
| Operating Temp | 0 to 60 deg C |
| Power Consumption | 350 mA at +5 VDC (backplane bus draw) |
| Physical Ports | 1 x AAUI Network Port, 1 x RS-232 Station Manager Port (RJ-11), 1 x RS-485 Port (15-pin D-sub) |
| Concurrent Connections | Up to 16 SRTP server connections |
| CPU Compatibility | Version 6.50 or higher for full functionality (v5.03 to v6.04 limited to 1 SRTP connection) |
| Protocols Supported | TCP/IP, SRTP, SNP, SNP-X, CCM, Modbus RTU Master/Slave |
| Isolation | 1500 VDC (port-to-logic galvanic isolation) |
| Environmental Protection | Conformal coating for humidity and harsh atmosphere protection |
Backplane Bus Communication Velocity and Firmware Compatibility
The IC693CMM321-JK offloads TCP/IP protocol processing and serial frame handling from the main CPU, optimizing backplane bus communication velocity during intensive data transfer cycles. The internal network coprocessor manages up to 16 simultaneous SRTP server channels while maintaining full firmware flash compatibility across Series 90-30 CPU revisions. High-speed logic buffers process incoming Ethernet and serial frames continuously, protecting system memory tables against data loss and preserving 1500 VDC galvanic isolation across field-facing interface circuits.
Frequently Asked Questions
Q: What CPU firmware level is required to achieve full 16-channel SRTP connection capacity on the IC693CMM321-JK?
A: The host Series 90-30 CPU must execute firmware version 6.50 or higher to support all 16 concurrent SRTP server connections; CPU versions 5.03 through 6.04 restrict operation to a single connection.
Q: How does the IC693CMM321-JK connect to a standard RJ-45 Ethernet network?
A: The module features an AAUI network transceiver port that requires an external AAUI-to-10BaseT transceiver and drop cable to interface with standard Ethernet media.
Field Installation Guidelines
Ensure main power to the Series 90-30 baseplate is completely isolated prior to inserting or removing the IC693CMM321-JK module. Slide the single-slot card into any available I/O slot, ensuring the rear connector seats fully into the backplane headers before securing the top and bottom holding tabs. Connect field serial cables using double-shielded twisted pair wiring, grounding signal shields at a single chassis point. Route Ethernet transceivers and RS-232/RS-485 cables away from high-voltage motor conductors to maintain noise rejection across all communication channels.