Description
1. Product Description
2. Product Parameters
- Communication Ports: Built-in RS-232 and RS-485 communication ports
- Supported Protocols: SNP, Modbus RTU and Series I/O protocol
- Power Supply: Usually requires 24V DC power supply
- Data Transmission Rate: Can support high-speed data transmission, up to [specific data rate] bps
- Operating Temperature Range: -20°C to 60°C
- Dimensions: [Length] x [Width] x [Height] (Please refer to the specific product manual for accurate dimensions)
3. Advantages and Features
- High Compatibility: The IC695CMM004 can communicate with a wide range of devices and systems due to its support for multiple communication protocols. For example, in a factory with a mix of different brands of equipment, this module can easily establish communication links, enabling unified control and management.
- Reliable Communication: It has excellent anti-interference performance, ensuring stable and error-free data transmission even in harsh industrial environments with strong electromagnetic interference. In an actual project in a power plant, the IC695CMM004 has been operating stably for a long time, with a very low data error rate.
- Easy Configuration: The module’s configuration is relatively simple, and users can quickly set up communication parameters through software, reducing the complexity and time cost of system integration.

4. Application Areas and Application Cases
- Application Areas: The IC695CMM004 is suitable for various industries, including manufacturing, energy, water treatment, and building automation. In the manufacturing industry, it is used for the communication and control of production lines; in the energy industry, it is applied to the monitoring and control systems of power plants and substations; in the water treatment industry, it is used in the automation systems of water treatment plants.
- Application Case: In a large automobile manufacturing plant, the IC695CMM004 is used to connect the PLCs of different production lines and the central control system. It enables real-time data transmission and exchange between various production links, such as the welding, painting, and assembly lines. As a result, the production process can be monitored and adjusted in a timely manner, improving production efficiency and product quality.
5. Comparison with Competitors

6. Selection Suggestions
- Compatibility: When selecting the IC695CMM004, make sure that the communication protocols and interfaces of the devices to be connected are compatible with those of the module. Also, consider whether the data transmission rate and other parameters meet the requirements of the system.
- Environmental Conditions: Take into account the installation environment, such as temperature, humidity, and electromagnetic interference. Ensure that the module can operate stably in the actual environment. If the environment is harsh, it may be necessary to choose a module with better protection performance.
- Function Requirements: Based on the specific functions and application scenarios of the project, determine whether the functions of the IC695CMM004, such as data transmission and protocol conversion, are sufficient to meet the needs. If more advanced features are required, further evaluate whether the module can be expanded or upgraded.
7. Precautions
- Installation: When installing the IC695CMM004, follow the installation instructions carefully to ensure correct connection and fixation. Avoid installing it in an environment with strong vibration or impact.
- Electromagnetic Compatibility: Keep the module away from strong electromagnetic sources to prevent electromagnetic interference. When laying cables, use shielded cables and proper grounding measures to improve electromagnetic compatibility.
- Software Configuration: After installing the module, configure the communication parameters correctly through the corresponding software. Do not modify the parameters casually to avoid affecting the normal operation of the communication. Regularly update the software and firmware of the module to ensure its performance and stability.
IC660ELB912J
High-Speed Gigabit Ethernet Connectivity
The IC660ELB921M provides 1Gbps throughput and dual-port flexibility at approximately 1.5 times the cost of the single-port IC660ELB910, making it ideal for users with high-bandwidth needs. A German automotive assembly plant used 12 IC660ELB921M modules to build a gigabit Ethernet network for its RX3i-based production line control system: each module connected an RX3i rack (equipped with IC695CPU331) to 8 robotic arms and 2 HMI terminals. The 1Gbps throughput supported real-time transmission of robotic motion data (1000 data points per second per robot), and the dual-port design enabled separate networks for control and monitoring—reducing data latency by 70% compared to the IC660ELB910, ensuring precise coordination of the assembly line.
Redundant Ring Network for Uninterrupted Operation
Unlike single-port modules (where a cable break shuts down communication), the IC660ELB921M’s ring topology support ensures network redundancy. A US integrated power plant deployed 18 IC660ELB921M modules in a ring network connecting 18 RX3i racks (controlling turbines, boilers, and generators): when a cable between two modules failed, the network recovered within 250ms, and all control loops continued operating without interruption. This reduced unplanned downtime from 4 hours (with single-port modules) to 0 minutes, avoiding $200,000 in lost power generation revenue per incident.
Multi-Protocol Compatibility for Interoperability
Supporting Modbus TCP, Ethernet/IP, and DNP3.0 protocols, the IC660ELB921M ensures seamless integration with diverse industrial devices. A Chinese smart factory used 8 IC660ELB921M modules to connect its RX3i PLC system with third-party equipment: 4 modules acted as Modbus TCP clients to collect data from Siemens S7-1200 PLCs (controlling conveyors), 2 modules served as Ethernet/IP adapters to communicate with Allen-Bradley VFDs, and 2 modules ran DNP3.0 over IP to send data to the plant’s SCADA system. This compatibility avoided the need for expensive protocol converters (which would have cost $30,000), reducing integration costs by 60%.
Advanced Security and Remote Diagnostics
Equipped with 802.1X authentication and a built-in web server, the IC660ELB921M enhances network security and simplifies maintenance. A Middle Eastern oil refinery deployed 10 IC660ELB921M modules in its hazardous area RX3i systems: 802.1X authentication prevented unauthorized access to the control network, and the web server allowed engineers to remotely configure IP addresses and run ping tests. During a recent maintenance cycle, engineers used the built-in packet capture tool to diagnose a communication issue with a DNP3.0 SCADA link—reducing troubleshooting time by 80% compared to modules without remote diagnostics.
Full 12-month warranty on all components
Dedicated after-sales support
Same-day dispatch on 1000s of parts
All units are fully tested
- 1. Email confirmation
You will get an email confirming that we have received your enquiry. - 2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition. - 3. Your quote
You will receive a comprehensive quote tailored to your specific needs.


Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
Full 12-month warranty on all components