ABB CTB810 HN800 Communication Terminal Board with HN800 Redundant Bus Interface

Description

Technical Specifications

Core Bus & Communication

• Bus Interface: HN800 redundant high-speed industrial bus (Symphony Plus SD Series)ABB
• Communication Role: Bus terminal/interface for local and remote I/O integration
• Data Transfer Rate: Deterministic real-time communication (SD Series bus speed)
• Redundancy Support: Dual bus channels for fault-tolerant operation
• Protocol Compatibility: Native integration with Symphony Plus S+ Control, S+ Engineering, and S+ Operations

Electrical Specifications

• Auxiliary Power Supply: 24 V DC (18–30 V DC operating range)
• Power Consumption: 1–2 W typical at 24 V DC (SD Series low-power design)ABB
• Bus Isolation: 1500 V AC galvanic isolation between bus and field terminals (1 minute)
• Terminal Rating: 5 A continuous per terminal (signal/power)
• Overvoltage Category: Category 1 (per IEC/EN 61010-1)
• EMC Immunity: Compliant with IEC 61000-6-2; EMC Emission: Compliant with IEC 61000-6-4

Physical & Mechanical Specifications

• Dimensions (L×H×W): 127.5 mm × 185 mm × 59 mm
• Net Weight: 0.77 kg
• Mounting: DIN-rail mountable (35 mm standard) – SD Series modular packagingABB
• Termination: Screw terminals (tool-free connection option)
• Enclosure Material: Flame-retardant industrial-grade plastic (UL 94 V-0)
• Mechanical Durability: Compliant with IEC 60068-2-6 (vibration) and IEC 60068-2-27 (shock)

Environmental Specifications

• Operating Temperature: -40 °C to +70 °C (full range, SD Series standard)
• Storage Temperature: -40 °C to +85 °C (per MIL-STD-810G)
• Relative Humidity: 20%–95% RH at 40 °C (non-condensing)
• Corrosion Resistance: Optional G3 coating for harsh chemical/coastal environmentsABB
• Altitude: Up to 2000 m (derating applies above 1000 m)

Functional & Diagnostics

• Hot-Swappable: Supports module replacement during system operation (no power down required)ABB
• Status Indicators: LED for power (PWR), bus A/B status (BUS A/B), and fault (FLT)
• Diagnostics: Real-time monitoring of bus communication, power supply, and internal faults
• Time Stamping: 1 ms resolution for distributed sequence of events (SOE) recordingABB

Compliance & Certifications

• Standards: IEC/EN 61010-1, IEC/EN 61000-6-2, IEC/EN 61000-6-4, IEC 60068-2 series
• Certifications: CE, UL, cULus, CSA, RoHS 2 (2011/65/EU)
• HS Code: 85371091 (industrial control system communication module)

Functional Features

1. Redundant HN800 Bus Connectivity

• Dual Bus Channels: Ensures uninterrupted communication if one bus channel fails, critical for safety-instrumented systems (SIS) and process control.
• Deterministic Performance: Delivers low-latency, real-time data transmission for precise control loop execution in power generation and process industries.
• Symphony Plus Native Integration: Seamlessly works with SD Series I/O, HPC800 controllers, and legacy Symphony Plus components.

2. Robust Industrial Design & Reliability

• Wide Temperature Operation: Performs from -40 °C to +70 °C, suitable for arctic, desert, and indoor industrial environments.
• Galvanic Isolation: 1500 V AC isolation protects control logic from field-side transients, ground loops, and voltage spikes.
• Low Power Consumption: 1–2 W at 24 V DC reduces heat dissipation and energy costs in dense control cabinetsABB.
• Vibration & Shock Resistance: Complies with international standards, ensuring durability in heavy machinery and power plant environments.

3. Simplified Installation & Maintenance

• DIN-Rail Mounting: Standard 35 mm DIN-rail installation enables quick module placement in SD Series cabinetsABB.
• Hot-Swappable Operation: Allows module replacement during system runtime, eliminating unplanned downtime for maintenanceABB.
• Clear Status Indicators: LED lights for power, bus redundancy, and faults enable instant visual troubleshooting.
• Tool-Free Termination: Reduces wiring time and human error during commissioning and field modifications.

4. Advanced Diagnostics & System Visibility

• 1 ms SOE Time Stamping: Captures critical events with high precision for root cause analysis and compliance reportingABB.
• Real-Time Fault Monitoring: Detects bus communication errors, power supply issues, and internal module faults, triggering alarms in the DCS.
• Remote Diagnostics: Integrates with Symphony Plus S+ Operations for centralized monitoring and diagnostics across the plant.

5. Investment Protection & Scalability

• Evolution Without Obsolescence: Aligns with ABB’s strategy to support legacy systems while enabling upgrades to new SD Series hardwareABB.
• Modular Expansion: Supports easy addition of remote I/O modules via the HN800 bus, adapting to changing plant requirements.
• Global Compliance: Certified to international safety and EMC standards, ensuring compatibility with global industrial regulations.

Application Scenarios

1. Power Generation

• Thermal Power Plants: Connects boiler, turbine, and auxiliary system I/O to the DCS, ensuring reliable control of combustion, steam generation, and electricity production.
• Hydroelectric Plants: Interfaces with turbine governors, generator controls, and dam monitoring systems in remote, humid environments.
• Nuclear Power Plants: Used in non-safety-related control systems for redundant communication between I/O and central controllers.
• Renewable Energy: Integrates wind turbine, solar farm, and battery energy storage system (BESS) controls into the Symphony Plus DCS.

2. Oil & Gas Industry

• Refineries: Connects process units (distillation, cracking, hydroprocessing) to the DCS, supporting continuous operation in high-temperature, high-vibration environments.
• Offshore Platforms: Withstands saltwater corrosion (with G3 coating) and rough seas, enabling reliable communication for drilling and production control.
• Liquefied Natural Gas (LNG) Terminals: Interfaces with cryogenic process controls and storage monitoring systems in extreme low-temperature conditions.

3. Chemical & Petrochemical Plants

• Continuous Process Control: Connects reactor, distillation, and polymerization unit I/O, ensuring precise control of temperature, pressure, and flow rates.
• Batch Processing: Supports sequential control of batch operations with 1 ms SOE time stamping for compliance with FDA and EPA regulations.
• Hazardous Areas: Used in non-hazardous control rooms to connect remote I/O in Class I, Division 2 areas via the HN800 bus.

4. Water & Wastewater Treatment

• Municipal Treatment Plants: Interfaces with pump stations, filtration systems, and chemical dosing controls, supporting remote monitoring and control.
• Industrial Wastewater: Connects treatment processes for heavy industry, ensuring compliance with environmental discharge standards.

5. Heavy Industry & Manufacturing

• Steel Mills: Withstands high temperatures and electromagnetic interference from furnaces and rolling mills, connecting process control I/O to the DCS.
• Pulp & Paper Mills: Interfaces with digester, dryer, and paper machine controls in high-dust, humid environments.
• Mining & Minerals: Connects crusher, conveyor, and ore processing controls in remote, rugged mining operations.

6. Infrastructure & Utilities

• District Heating & Cooling: Integrates boiler and chiller controls into a centralized DCS for energy efficiency.
• Data Centers: Used in critical power and cooling control systems to ensure uninterrupted operation of IT infrastructure.