+86 18030182217
+86 18030182217
sandydcsplc@gmail.com
Description
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Product Overview
The ABB TB852 3BSC950263R1 is a high-performance RCU (Remote Control Unit) link terminator module designed for the ABB AC 800M control system. It ensures signal integrity and reliable data transmission in industrial automation networks by terminating communication links to prevent reflections and signal degradation. The TB852 3BSC950263R1 operates as a critical interface component, stabilizing communication between controllers and field devices such as sensors, actuators, and I/O modules. With a compact design and robust construction, it supports seamless integration into existing AC 800M architectures, enhancing system reliability in demanding environments like power generation, oil and gas, and manufacturing. The module features plug-and-play installation and complies with international standards, making it a versatile solution for modern distributed control systems (DCS). By maintaining signal accuracy over long distances, the ABB TB852 3BSC950263R1 reduces communication errors and supports real-time control efficiency .
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | TB852 3BSC950263R1 |
| Manufacturer | ABB |
| Product Type | RCU Link Terminator Module |
| Power Supply | 24 V DC |
| Power Consumption | < 2 W |
| Communication Protocols | Modbus, Profibus |
| Operating Temperature | -20°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Dimensions | 110 mm × 60 mm × 30 mm |
| Weight | 0.5 kg |
| Installation | DIN rail or panel mounting |
| Certifications | CE, ISO (industrial standards) |
| Isolation Voltage | 1500 V AC (channel-to-ground) |
| Update Rate | 10 conversions/second (for signal processing) |
| Data Resolution | 14-bit (with polarity) for analog signals . |
Main Features and Advantages
The ABB TB852 3BSC950263R1 excels in signal stability through advanced termination technology, minimizing data loss in high-noise industrial environments. Its dual-wire termination design ensures impedance matching for RCU links, reducing signal reflection by up to 80% compared to non-terminated systems. The module supports hot-swapping, allowing maintenance or replacement without system shutdown, which maximizes operational uptime. With built-in diagnostics via LED indicators, it provides real-time status monitoring for fault detection, such as open-circuit or short-circuit conditions. The housing meets IP54 protection standards, resisting dust and moisture ingress. These features make the TB852 3BSC950263R1 ideal for critical applications where communication reliability is paramount, such as grid management or process automation. Additionally, the module’s compatibility with ABB’s Automation Builder software simplifies configuration and integration into broader control strategies .
Application Areas
The ABB TB852 3BSC950263R1 is deployed in industries requiring robust communication infrastructure. In power systems, it terminates control links in substations and renewable energy plants, ensuring stable grid operations. For oil and gas, the module integrates into pipeline monitoring and refinery control systems, where signal accuracy prevents safety incidents. In water treatment, it supports SCADA networks for pump control and chemical dosing, while manufacturing lines use it for machine-to-controller communication in automated assembly. The TB852 3BSC950263R1 also applies to transportation infrastructure (e.g., tunnel monitoring) and building automation, leveraging its wide temperature tolerance (-20°C to +70°C) for harsh environments. By enabling error-free data exchange, the module helps optimize productivity and reduce downtime across these sectors .
Related Products
•
ABB CI854: Communication interface for AC 800M, supporting Ethernet/IP .
•
ABB AI810: Analog input module for signal acquisition in the same platform .
•
ABB CP635: Control panel for HMI integration with TB852-terminated networks .
•
ABB SD832: Safety relay module for redundant control systems .
•
ABB TU847: Temperature sensor interface compatible with AC 800M .
HS:8538 9000.00
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