The IC693CMM311J communication coprocessor module from GE Fanuc manages serial data links within Series 90-30 PLC systems. Plant engineers add this module whenever the CPU needs help handling multiple communication tasks. Consequently, it frees the main processor for control logic while external devices exchange data smoothly.
Key Technical Specifications
The table below summarizes the main physical and electrical parameters of the IC693CMM311J module.
| Parameter | Specification |
|---|---|
| Product Type | Communication Coprocessor Module |
| Compatibility | GE Fanuc Series 90-30 PLC systems |
| Dimensions | Approximately 130 mm x 100 mm x 60 mm |
| Weight | Approximately 0.4 kg (0.88 lbs) |
| Mounting | Standard Series 90-30 rack slot |
| Interface | Backplane bus and serial communication ports |
| Connectors | Multi-pin backplane connector and serial port connectors |
| Component Count | Multiple communication controllers, processors, and driver circuits |
| Energy Storage | On-board capacitors for buffer and memory retention |
| Port Count | Multiple independent serial communication ports |
| Supported Protocols | SNP, RTU, and ASCII communication support |
| Operating Temperature | 0 degrees C to 60 degrees C |
| Storage Temperature | -40 degrees C to 85 degrees C |
| Humidity | 5% to 95% non-condensing |
Functional Overview
This module handles protocol processing and message routing between the PLC and external devices. Therefore, it relieves the CPU from routine communication overhead. The IC693CMM311J also supports multiple serial protocols for flexible integration with HMIs, drives, and SCADA systems. Meanwhile, its onboard energy storage protects data buffers during brief power interruptions.
Installation and Handling Notes
Always confirm baud rate and protocol settings before inserting the IC693CMM311J into an active rack. In addition, check that cable pinouts match your device requirements. Secure the retaining screws evenly to avoid connector stress. Finally, document all port assignments for future troubleshooting.
Details
| Weight | 0.15 kg |
|---|---|
| Dimensions | 110 × 72 × 38 mm |
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