Description
Detailed Parameter Table
| Parameter Name | Parameter Value |
| Product Model | UFC911B101 |
| Manufacturer | ABB |
| Product Category | Field Control Module |
| Input Voltage | 24V DC (±15%) |
| Power Consumption | 7W typical |
| Processor | 32-bit RISC (200MHz) |
| Memory | 64MB Flash, 32MB RAM |
| Communication Ports | 2x Ethernet, 1x RS-485 |
| Protocols Supported | Modbus TCP/RTU, PROFIBUS DP |
| Operating Temperature | -25°C to +70°C |
| Protection Class | IP20 |
| Dimensions | 120 × 100 × 75 mm |
| Weight | 450g |
| Compliance Standards | IEC 61131-2, UL 508 |
ABB UFC911B101
Product Introduction
The ABB UFC911B101 is a high-performance field control module designed for industrial automation applications requiring reliable local control and data processing. Part of ABB’s S800 I/O system, this versatile module serves as an intelligent interface between field devices and higher-level control systems in demanding industrial environments.
The UFC911B101 combines robust industrial computing power with flexible I/O expansion capabilities, making it ideal for distributed control applications in process industries and discrete manufacturing. Its compact design and DIN rail mounting allow for space-efficient installation in control cabinets, while the wide operating temperature range enables deployment in harsh environments.
Core Advantages and Technical Highlights
Computational performance: The ABB UFC911B101 features a powerful 32-bit RISC processor running at 200MHz, capable of executing complex control algorithms locally. With 64MB of flash memory and 32MB RAM, the module can store and process substantial amounts of process data, reducing the load on central controllers.
Communication flexibility: Dual Ethernet ports support Modbus TCP/IP communication, while the integrated RS-485 interface enables Modbus RTU and PROFIBUS DP connectivity. The UFC911B101 can function as a protocol converter, bridging between different fieldbus systems and Ethernet-based control networks.
Robust industrial design: Engineered for reliability, the module features:
Industrial-grade components rated for continuous operation
Conformal coated PCB for protection against humidity and contaminants
1.5kV isolation on communication ports
Surge protection on power inputs
Advanced diagnostics: The UFC911B101 provides comprehensive system monitoring capabilities including:
Continuous health monitoring of connected I/O modules
Detailed event logging with timestamp
Watchdog timer for automatic recovery
LED status indicators for quick troubleshooting
ABB UFC911B101
Typical Application Scenarios
The ABB UFC911B101 is widely deployed in industrial automation systems:
Process Industries:
Local control of pump stations in water treatment plants
Interface module for field instruments in oil & gas pipelines
Data concentrator for batch processes in chemical plants
Manufacturing:
Machine control in automotive production lines
Data acquisition system for quality monitoring
Protocol converter for legacy equipment integration
Energy Management:
Substation automation controller
Power monitoring system interface
Renewable energy plant controller
Related Model Recommendations
UFC921B101: Enhanced version with additional communication ports
UFC911A101: Basic version with reduced memory
UFC931B101: High-performance model with dual-core processor
UFC941B101: Safety-rated version for SIL2 applications
UFC951B101: Advanced model with integrated web server
S800 I/O modules: Compatible digital/analog I/O cards
CI854: Communication interface module
Installation, Commissioning and Maintenance Instructions
Installation preparation:
Verify power supply compatibility (24V DC ±15%)
Prepare DIN rail mounting space (minimum 50mm clearance)
Ensure proper grounding of control cabinet
Have appropriate communication cables ready
Commissioning steps:
Install module on DIN rail
Connect power and communication cables
Configure network parameters
Load application program
Test communication with connected devices
Maintenance recommendations:
Annual inspection of terminal connections
Periodic firmware updates
Regular backup of configuration files
Monitoring of module temperature
Replacement every 10 years or as indicated by diagnostics
Service and Guarantee Commitment
ABB provides:
36-month standard warranty
Extended warranty options available
Global technical support network
Online knowledge base and documentation
Firmware update service
Repair and replacement services
On-site support contracts
The UFC911B101 undergoes rigorous testing including:
1000-hour burn-in test
Environmental stress screening
EMC immunity testing
Mechanical vibration testing
