Description
The ABB UFC760BE1142 3BHE0Q4573R1142 is an advanced PROFINET I/O extension module engineered for ABB’s 800xA Distributed Control System (DCS), delivering high-speed deterministic data exchange in Industry 4.0 environments. Designed to interface with AC 800M controllers (e.g., PM891), this module enables real-time integration of up to 128 analog/digital points via PROFINET IRT (Isochronous Real-Time) with ≤1 ms cycle times. The ABB UFC760BE1142 features SIL 2-certified signal paths, galvanic isolation (2000 V AC), and HART 7 pass-through for smart device diagnostics. Its ruggedized design (–40°C to +85°C operational range) and MRP (Media Redundancy Protocol) support ensure fault-tolerant operation in critical processes like power generation, oil refining, and high-speed manufacturing.

ABB UFC760BE1142 3BHE0Q4573R1142
Technical Specifications
| Parameter | Value |
| Product Model | UFC760BE1142 (3BHE0Q4573R1142) |
| Manufacturer | ABB |
| Product Type | PROFINET IRT I/O Extension Module |
| Communication | PROFINET Conformance Class C (IRT), MRP redundancy |
| I/O Capacity | 128 points (universal AI/DI/AO/DO) |
| Update Rate | ≤1 ms (synchronized) |
| Isolation | 2000 V AC (channel-to-backplane) |
| HART Support | HART 7 (pass-through) |
| Protocols | PROFIsafe (SIL 2), OPC UA Pub/Sub |
| Power Supply | 24 V DC (±15%) |
| Power Consumption | 8 W (max) |
| Operating Temperature | –40°C to +85°C |
| Certifications | SIL 2, IECEx Zone 2, UL 61800-5-1 |
| Dimensions | 235 x 128 x 125 mm (W x H x D) |
| Enclosure | IP20 (cabinet-mounted) |
Main Features and Advantages
Ultra-fast industrial IoT integration:
Hardware-based IRT synchronization via FPGA ensures ±1 µs jitter for motion control applications
TSN (Time-Sensitive Networking) ready for future-proof IIoT convergence
Fault-tolerant architecture:
MRP ring redundancy guarantees <10 ms recovery during network failures
Dual-power inputs with active load sharing (24 V DC)
Intelligent diagnostics:
Channel-level wire break/short detection with timestamped alarms
Predictive maintenance via HART device parameter trending
Engineering efficiency:
Auto-discovery in TIA Portal/PCM600 using GSDML 2.4 files
Hot-swap replacement without controller reboot
Application Field
The ABB UFC760BE1142 3BHE0Q4573R1142 excels in high-speed automation:
Automotive Manufacturing: Real-time servo control for robotic welding (PROFINET IRT)
Pharmaceutical: SIL 2-compliant bioreactor monitoring with HART-enabled sensors
Power Plants: Turbine governor valve positioning with ≤1 ms response
Oil & Gas: Safety shutdown systems in IECEx Zone 2 compressor stations
Packaging: High-speed filling line synchronization across multiple drives
Related Products
PM891: AC 800M controller with PROFINET IRT master
CI871: PROFINET communication interface for AC 800M
UFC760BE42: PROFIBUS variant for legacy integrations
TU810V1: Termination unit for field wiring
SDCS-IOB-1: I/O base for cabinet mounting
UFC760BE1242: Gigabit Ethernet variant
Control Builder M: Configuration software

ABB UFC760BE1142 3BHE0Q4573R1142
Installation and Maintenance
Pre-installation preparation: Validate network topology (max. 100m per segment). Assign device names via Primary Setup Tool. Configure MRP roles (Ring Client/Manager). Ground enclosure with 10 mm² cable (<0.1 Ω).
Maintenance recommendations: Update firmware using cryptographically signed files. Monitor port statistics via web interface. Clean connectors annually with CO₂ spray. Replace after LED diagnostics indicate degradation.






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