Description
1. Product Description
2. Product Parameters
| Parameter | Specification |
|---|---|
| Voltage Range | 24 V DC ±10% |
| Current Consumption | ≤500 mA |
| Communication Interfaces | Ethernet (10/100 Mbps), RS-485, Profibus DP |
| Compatibility | ABB AC800M control system family |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Dimensions (W×H×D) | 100 mm × 150 mm × 50 mm |
| Weight | Approximately 0.5 kg |

UFC721BE101 3BHE021889R0101
3. Advantages and Features
4. Application Areas and Cases
5. Competitor Comparison
Compared to similar products in the market, ABB UFC721BE101 3BHE021889R0101 offers superior energy efficiency, consuming up to 30% less power while maintaining high performance. Its advanced diagnostic features provide real-time error detection, minimizing troubleshooting time compared to legacy systems. The module’s compatibility with ABB’s comprehensive automation ecosystem also ensures seamless integration, reducing the need for custom programming and deployment costs.

UFC721BE101 3BHE021889R0101
6. Selection Recommendations
- Compatibility: Ensure it matches your existing ABB control system (e.g., AC800M).
- Installation Environment: Verify the temperature, humidity, and vibration conditions meet the module’s specifications.
- Scalability: Assess future system expansion needs, as the module supports up to 128 I/O points in distributed configurations.
- Budget: While offering premium performance, the module’s long-term reliability and energy savings provide a strong return on investment.
7. Precautions
- Installation: Follow ABB’s guidelines to ensure proper grounding and electromagnetic compatibility (EMC) to avoid interference.
- Maintenance: Regularly check for firmware updates to optimize performance and security.
- Safety: Disconnect power before performing maintenance or replacing the module, even though hot-swapping is supported.
Shanxi Xinyeda International Trading Co., Ltd. is your trusted partner, we provide and other automation spare parts sales and technical support. Please visit our website www.xydcontrol.com or contact us and we will be happy to serve you.

