Product Overview
The ABB 3BHE027867R0101, identified by its submodel designation GDD852 A101, is a high-performance industrial logic control circuit board engineered for the ABB Symphony Plus distributed control system (DCS) platform. As the “logic computing core” within the automation architecture, the ABB GDD852 A101 is responsible for executing complex control algorithms, managing critical interlock protection logic, and ensuring precise process regulation across large-scale industrial facilities. This robust board transforms raw field data into actionable control commands, enabling seamless coordination between sensors, actuators, and the overarching control network.
Designed for mission-critical applications, the ABB 3BHE027867R0101 serves as an ideal replacement or upgrade solution for aging control infrastructure. Its ability to process control logic with minimal latency—achieving cycle times as low as 0.2 milliseconds—makes it particularly suitable for demanding applications such as boiler combustion management in power plants, reactor temperature regulation in chemical facilities, and mill tension control in metallurgical operations. Leveraging ABB’s extensive experience in industrial automation, the ABB GDD852 A101 is built to withstand the rigors of harsh industrial environments, including electromagnetic interference, temperature fluctuations, and vibration, ensuring stable, continuous operation in applications where downtime is not an option.
Technical Specifications
| Parameter Name | Value |
|---|---|
| Product Model (Order No.) | 3BHE027867R0101 |
| Submodel/Type Designation | GDD852 A101 |
| Manufacturer | ABB |
| Product Type | Industrial Logic Control Circuit Board |
| Platform Compatibility | ABB Symphony Plus DCS |
| Processor | 32-bit High-Performance CPU, 800MHz |
| Memory Configuration | 1GB RAM, 4GB Flash |
| Operating Voltage | 24V DC ±10% / 220V AC (configurable) |
| Control Cycle Time | Minimum 0.2ms |
| Communication Protocols | Modbus TCP/IP, PROFIBUS DP |
| Isolation Rating | 2500Vrms (Signal-to-Power Isolation) |
| Operating Temperature | -5°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Dimensions | 250mm × 180mm × 40mm |
| Weight | Approximately 800g |
| Certifications | CE, UL, IEC |
Main Features and Advantages
High-Speed Logic Processing:
The ABB 3BHE027867R0101 is equipped with a powerful 32-bit processor running at 800MHz, capable of executing complex control logic with cycle times as low as 0.2ms. This exceptional processing speed ensures that critical control tasks—including PID regulation, cascade control, and safety interlocks—are executed with precision and without delay. For instance, in a chemical reactor control application, the ABB GDD852 A101 can simultaneously process temperature, pressure, and flow inputs to dynamically adjust feedstock rates, maintaining process deviations within ±1% tolerance and significantly improving product quality and yield.
Superior Noise Immunity and Environmental Robustness:
Engineered for demanding industrial environments, the ABB 3BHE027867R0101 features comprehensive isolation with a 2500Vrms rating between signal and power circuits, effectively blocking electromagnetic interference from high-power equipment such as variable frequency drives and large motors. The all-metal shielding and robust construction ensure signal integrity and prevent nuisance trips even in steel mills, power plants, and other high-interference environments.
Flexible Integration and Cost-Effective Upgrades:
The ABB GDD852 A101 supports multiple industrial communication protocols, including Modbus TCP/IP and PROFIBUS DP, enabling seamless connectivity with both ABB-native I/O modules and third-party devices such as instrumentation and valve positioners. This versatility makes the ABB 3BHE027867R0101 an ideal solution for DCS upgrades, allowing facilities to modernize their control systems incrementally without replacing entire infrastructure.
