Core Technical Specifications
This control module provides flexible serial communication for your GE Fanuc automation system. We engineered the IC693CMM311S to deliver reliable data exchange between PLCs and field devices.
| Parameter | Specification |
|---|---|
| Product Type | Communication Control Module |
| Dimensions | 140 mm x 110 mm x 45 mm (W x H x D) |
| Weight | 0.38 kg |
| Supply Voltage | 5 V DC (from backplane) |
| Power Consumption | 3.2 W typical |
| Communication Ports | 2 x RS-232 (9-pin D-Sub), 1 x RS-485 (15-pin D-Sub) |
| Protocol Support | SNP, SNP-X, RTU Modbus, ASCII, and user-configurable |
| Transmission Speed | Up to 19.2 kbps |
| Data Buffer | 2 KB transmit, 2 KB receive (FIFO) |
| Address Range | Configurable station address (0–255) |
| Diagnostics | 3 LEDs (power, port activity, fault) |
| Memory | 64 KB Flash for firmware and configuration |
| Isolation | 500 V DC (between ports and logic) |
| Operating Temp. | 0 °C to 60 °C |
| Mounting | DIN-rail or rack-mounted |
| Certifications | CE and UL listed |
Versatile Serial Communication
The IC693CMM311S offers three communication ports for flexible device connectivity. The two RS-232 ports connect directly to programming terminals, printers, and HMI panels. The RS-485 port supports multi-drop networking with up to 255 devices on a single bus. Consequently, you can standardize on this single module for multiple communication requirements.
Multi-Protocol Support
This control module handles SNP, SNP-X, RTU Modbus, ASCII, and user-defined protocols. The SNP protocol ensures seamless integration with GE Fanuc programming software and HMIs. The Modbus RTU support enables communication with third-party controllers and instrumentation. Moreover, the ASCII mode connects to bar code readers, serial printers, and weigh scales.
Efficient Data Handling
The IC693CMM311S incorporates 2 KB transmit and 2 KB receive FIFO buffers for smooth data flow. These buffers prevent data loss during high-speed communication or processor-intensive operations. The module offloads communication tasks from the main CPU, preserving processing power for control logic. This architecture improves overall system throughput and scan time consistency.
Reliable Electrical Isolation
This communication module provides 500 V DC isolation between all serial ports and the backplane logic. This isolation protects the PLC processor from ground loops and transient surges on field wiring. The design also eliminates cross-port interference, ensuring stable operation in electrically noisy environments. This robust isolation makes the IC693CMM311S suitable for demanding industrial installations.
Easy Configuration and Diagnostics
The IC693CMM311S uses simple DIP switch settings for station address and protocol selection. Three onboard LEDs provide instant visual feedback on power, port activity, and fault conditions. The module also supports remote configuration through the serial ports. This user-friendly design simplifies commissioning and reduces system startup time.
Details
| Weight | 0.38 kg |
|---|---|
| Dimensions | 140 × 110 × 45 mm |
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