Products Description
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Product Description – ABB PM876-1 3BDH000707R1 Controller
The ABB PM876-1 3BDH000707R1 is a powerful and advanced controller unit used within the Symphony® Plus and AC 870P process automation systems. It is designed to handle complex control, monitoring, and communication tasks in industrial environments. The unit is fully compatible with IEC 61850 communication protocols and is structured to provide deterministic control logic execution, system integration, and high-speed communication for demanding automation scenarios.
With its robust construction and compact dimensions, the PM876-1 is suitable for installations in space-constrained control cabinets. It incorporates updated firmware that mitigates known cybersecurity vulnerabilities, providing secure and stable control for critical infrastructure systems.
Technical Parameters
| Parameter | Specification |
|---|---|
| Model | PM876-1 |
| Product Code | 3BDH000707R1 |
| System Compatibility | Symphony® Plus, AC 870P |
| Communication Protocol | IEC 61850 |
| Supported Firmware Version | 2.37 or later |
| Processor Type | High-performance embedded processor |
| Memory | Integrated with expanded user memory |
| Security | Hardened stack, CVE-2021-27196 mitigated |
| Dimensions (W × H × D) | 174 × 186 × 94 mm |
| Weight | 1.6 kg |
| Power Supply | Supplied via backplane from S+ rack |
| Operating Temperature | -20°C to +55°C |
| Mounting | Rack-based installation |
| Diagnostics | Integrated self-checking & LED indicators |
| Applications | Power plants, substations, process industry, utility automation |
Product Features
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Embedded support for IEC 61850 communication stack
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Designed for secure and real-time data handling
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Compatible with Symphony® Plus Melody control environment
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Built-in protections against denial-of-service vulnerabilities
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Firmware-based security architecture with hardened ports
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High-speed communication interfaces
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Comprehensive diagnostic indicators for fault tracing
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Supports field upgradeability for firmware updates
Product Advantages
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Cybersecurity Focused: Firmware version 2.37 or later disables vulnerable communication ports, enhancing system protection against known CVEs.
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Integrated Diagnostics: Continuous self-monitoring capabilities allow prompt detection of internal faults, improving reliability.
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Deterministic Control: Provides real-time, consistent operation ideal for mission-critical industrial applications.
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Compatibility: Seamless integration into existing AC 870P and Symphony® Plus environments reduces deployment and configuration time.
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Compact Design: Enables installation in tight spaces while maintaining high processing power.
Product Applications
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Power Generation Plants: Turbine control, generator automation, and auxiliary systems monitoring.
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Electrical Substations: Substation automation and communication using IEC 61850 protocols.
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Water and Wastewater Treatment Plants: Real-time pump control and telemetry.
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Oil and Gas Facilities: Secure automation of upstream, midstream, and downstream operations.
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Chemical and Pharmaceutical Industries: High-integrity control of batch processes and continuous manufacturing.
Latest Product Advisory (2023)
Title:
Security – Denial of Service Vulnerabilities in System 800xA, Symphony® Plus IEC 61850 Communication Stack
Document ID: 7PAA001023 | Revision B | Date: 2023-10-12
This cybersecurity advisory highlights a vulnerability (CVE-2021-27196) affecting PM876-1 prior to firmware version 2.37. ABB has released mitigations and recommends upgrading the firmware to secure the controller against denial-of-service attacks targeting port 102 on the IEC 61850 stack.
Recommended Related ABB Models (Same Series / Functional Relevance)
| Model Number | Description | Dimensions (mm) | Weight | Communication |
|---|---|---|---|---|
| PM876 | Predecessor of PM876-1 | 174 × 186 × 94 | 1.6 kg | IEC 61850 |
| PM877 | Enhanced security, newer generation | 174 × 186 × 94 | 1.6 kg | IEC 61850 |
| CI850 | IEC 61850 Comm. Module for HPC800 | 140 × 115 × 75 | 0.6 kg | IEC 61850 |
| CI868 | AC 800M IEC 61850 Communication Interface | 110 × 140 × 90 | 0.5 kg | IEC 61850 |
| AC870P | Controller platform compatible with PM876-1 | Varies by rack | – | Fieldbus, Modbus |
| S+ Operations 3.3 | Symphony® Plus HMI system with IEC 61850 | Software-based | – | IEC 61850, OPC |
Recommended ABB Popular Models
| Model Number | Description | Dimensions (mm) | Weight | Application |
|---|---|---|---|---|
| PM861K01 | System 800xA Processor Unit Kit | 174 × 186 × 94 | 1.6 kg | General automation |
| PM866 | System 800xA High-End CPU | 174 × 186 × 94 | 1.6 kg | Redundant control |
| PM810V2 | S800 Processor Module | 174 × 186 × 94 | 1.6 kg | DCS environments |
| CI854AK01 | Profibus Communication Interface | 110 × 115 × 75 | 0.5 kg | Fieldbus connectivity |
| AC 800M PM891 | Advanced CPU with extended memory | 174 × 186 × 94 | 1.6 kg | Complex process automation |
| CI867 | Modbus TCP Communication Module | 110 × 140 × 90 | 0.5 kg | Ethernet integration |
FAQ
Frequently Asked Questions (FAQ)
Q1: What firmware version should be installed on the PM876-1 to ensure security?
A1: Firmware version 2.37 or later should be used to eliminate the CVE-2021-27196 vulnerability.
Q2: Does the PM876-1 support IEC 61850 communication directly?
A2: Yes, the controller natively supports the IEC 61850 protocol, making it ideal for substation and energy applications.
Q3: What happens if the device is attacked via port 102?
A3: If exposed, the device can enter a fault state requiring manual restart, which is why firmware updates and firewall protection are critical.
Q4: Can the PM876-1 be remotely accessed over the Internet?
A4: No. ABB recommends that control networks be isolated and protected by perimeter firewalls.
Q5: Is PM876-1 compatible with S+ Operations HMI?
A5: Yes, the PM876-1 integrates seamlessly with S+ Operations, especially in versions 2.1.2 and later.
Q6: What mounting method is used for this controller?
A6: The PM876-1 is mounted via rack installation within a Symphony Plus controller enclosure.
Q7: Does PM876-1 require a dedicated power supply module?
A7: No, it receives power from the system rack through backplane connections.
Q8: Can the controller be used in temperature-extreme environments?
A8: Yes, the operational temperature range is -20°C to +55°C, suitable for industrial deployments.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
