Description
1. Product Description
2. Product Parameters
| Parameter | Details |
|---|---|
| Input Voltage | 24V DC (±10%) |
| Power Consumption | Approximately 20W |
| Communication Interfaces | Ethernet (10/100Mbps), Profibus DP, RS485 |
| Digital Input Channels | 16 channels |
| Digital Output Channels | 12 channels |
| Analog Input Channels | 8 channels (with a resolution of 12 bits) |
| Analog Output Channels | 4 channels (with a resolution of 12 bits) |
| Operating Temperature Range | -20°C to +60°C |
| Storage Temperature Range | -40°C to +85°C |
| Compatibility | Compatible with ABB’s related automation systems and many third-party devices that support relevant communication protocols |
| Dimensions | 180mm x 100mm x 50mm |
| Weight | Approximately 0.8 kg |

3. Advantages and Features
- High Reliability: UFC789AE 3BHE014022P102 is constructed with high-quality components and undergoes rigorous testing. It has a mean time between failures (MTBF) of over 80,000 hours. In a chemical processing plant where the environment is harsh with high humidity and chemical fumes, it has been operating stably for more than 4 years without major breakdowns, ensuring the continuity of the production process.
- Easy Integration: The multiple communication interfaces like Ethernet, Profibus DP, and RS485 make it straightforward to integrate UFC789AE 3BHE014022P102 into existing industrial networks. In a factory’s automation upgrade project, it only took the technical team about 2 days to incorporate this module into the control system, minimizing production downtime.
- Versatile Functionality: With a good balance of digital and analog input/output channels, it can handle a diverse range of control tasks. The 12-bit resolution for analog channels allows for precise measurement and control of parameters such as temperature, pressure, and flow rate, which is crucial in processes requiring high accuracy.
4. Application Areas and Application Cases
- Application Areas: This module is suitable for industries such as manufacturing (automotive, electronics, machinery), energy (power plants, oil and gas), and water treatment. It can be used in scenarios like production line automation, power generation control, and water quality monitoring systems.
- Application Case: In a large-scale power generation plant, UFC789AE 3BHE014022P102 was utilized to monitor and control the operation of generators. It collected data from various sensors including those measuring voltage, current, and temperature. By processing this data in real-time and sending out control commands, it ensured that the generators operated within the optimal range. As a result, the power generation efficiency increased by 15%, and the number of unplanned outages decreased by 30%.
5. Comparison with Competitors

6. Selection Suggestions
- Compatibility: When selecting UFC789AE 3BHE014022P102, carefully check its compatibility with your existing industrial automation system. Ensure that the communication protocols match and that the input/output requirements are met. Also, verify that the physical dimensions fit the available installation space.
- Installation Environment: Consider the environmental conditions of the installation site. If it is exposed to extreme temperatures, high humidity, or strong electromagnetic interference, make sure UFC789AE 3BHE014022P102 can operate stably in such conditions. You may need to take additional protective measures if necessary.
- Budget: While UFC789AE 3BHE014022P102 provides excellent performance and reliability, it’s important to consider your budget. Compare the cost of the module with its features and benefits, and choose the option that offers the best value for your specific application. Also, factor in potential long-term costs such as maintenance and energy consumption.
7. Precautions
- Installation: When installing UFC789AE 3BHE014022P102, follow the installation manual carefully. Ensure that the power supply is disconnected during installation to prevent electrical shock. Connect all cables properly and securely to avoid loose connections that could lead to malfunctions.
- Electrical Safety: Use a stable and reliable power source that meets the specified voltage requirements. Install appropriate electrical protection devices such as fuses and surge protectors to safeguard the module from electrical surges.
- Maintenance: Regularly inspect the module for any signs of damage or overheating. Clean the module periodically to remove dust and debris that could affect its performance. Keep an eye on the status indicators to quickly identify any potential issues. Update the module’s firmware as recommended by the manufacturer to ensure optimal operation.
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