Description
Product Description
Product Parameters
| Parameter Category | Specification |
|---|---|
| Core Function | Dual-protocol (Modbus TCP/OPC UA) gateway, redundant network management, cybersecurity-enabled data routing |
| Supported Protocols | Modbus TCP (client/server), OPC UA (client/server), TCP/IP |
| Communication Speed | Up to 1 Gbps (Gigabit Ethernet) |
| Network Ports | 2 × redundant Gigabit Ethernet ports (sub-10 ms switchover) |
| Maximum Connected Devices | 512 Modbus TCP slaves; 256 OPC UA clients |
| Isolation Rating | 500 V AC (port-to-system, channel-to-channel) |
| Operating Temperature | -40°C to +70°C |
| Power Supply | 24 V DC (±10%), max power consumption 3.8 W |
| Physical Dimensions | 48.2 mm × 175 mm × 125 mm |
| Certifications | CE, UL, ATEX, IECEx, CSA, ISA/IEC 62443-4-1 |
Advantages and Features
- Dual-Protocol Support for Hybrid Networks
The ABB CI858K01 natively supports both Modbus TCP and OPC UA, bridging the gap between legacy industrial devices and smart factory ecosystems without the need for additional gateway hardware—reducing system complexity and cost.
- Ultra-Fast Redundant Ethernet Switchover
Equipped with dual redundant Gigabit Ethernet ports and sub-10 ms switchover time, the ABB CI858K01 ensures zero data loss during network outages, making it ideal for applications like oil refineries, nuclear power auxiliary systems, and chemical batch processing.
- ISA/IEC 62443-Certified Cybersecurity
The ABB CI858K01 meets ISA/IEC 62443-4-1 cybersecurity standards, with built-in TLS 1.3 encryption, role-based access control (RBAC), IP whitelisting, and audit logging—protecting critical process data from unauthorized access and advanced cyber threats.
- Industrial-Grade Durability for Harsh Environments
Rated for extreme temperatures, EMI resistance, and vibration tolerance, the ABB CI858K01 performs reliably in harsh settings such as underground mining, offshore platforms, and steel smelting plants, minimizing maintenance downtime by up to 50%.
- Simplified Configuration & Remote Diagnostics
Compatible with ABB Control Builder M software, the ABB CI858K01 allows for one-click parameter setup, real-time network health monitoring, and remote firmware updates—cutting commissioning time by up to 40% and lowering operational overhead.
Application Cases in Application Fields
- Offshore Oil & Gas Production
In a deep-sea oil drilling platform, the ABB CI858K01 acts as a dual-protocol gateway, connecting the AC 800M DCS to pressure sensors, flow meters (Modbus TCP), and cloud-based predictive maintenance systems (OPC UA). Its redundant Ethernet ports ensure uninterrupted data transmission during storm-induced network disruptions, supporting safe and efficient hydrocarbon extraction.
- Pharmaceutical Batch Manufacturing
A GMP-compliant pharmaceutical plant deploys the ABB CI858K01 to integrate legacy mixing tank controllers (Modbus TCP) with modern electronic batch record (EBR) systems (OPC UA). Its cybersecurity features ensure data integrity for regulatory compliance, while its high availability prevents costly batch failures.
- Renewable Energy Grid Integration
In a utility-scale wind farm, the ABB CI858K01 links wind turbine controllers (Modbus TCP) to grid management systems (OPC UA), enabling real-time power output optimization and grid stability control. Its rugged design withstands extreme wind and temperature fluctuations in remote offshore wind farms.
- Automotive Smart Assembly Lines
A connected automotive plant uses the ABB CI858K01 to connect robotic welding arms (Modbus TCP) to AI-powered quality inspection systems (OPC UA). Its fast redundant switchover ensures zero production downtime during network maintenance, improving assembly line throughput by 15%.
Comparisons with Competing Products
| Feature | ABB CI858K01 | Competitor A (Siemens CP 343-1 Advanced) | Competitor B (Allen-Bradley 1756-EN2TR) |
|---|---|---|---|
| Supported Protocols | Modbus TCP + OPC UA (native) | PROFINET IO only | Ethernet/IP + Modbus TCP (optional OPC UA via license) |
| Redundancy Switchover Time | <10 ms | No native redundancy | 50 ms |
| Cybersecurity Certification | ISA/IEC 62443-4-1 | Basic password protection | ISA/IEC 62443-3-3 |
| Operating Temperature | -40°C to +70°C | -25°C to +60°C | -20°C to +60°C |
| Total Cost of Ownership | Low (no extra licenses for dual protocols) | Medium (limited protocol support) | High (OPC UA requires paid license) |
Selection Suggestions and Precautions
Selection Suggestions
- Prioritize for Hybrid Legacy-Smart Factory Networks
Choose the ABB CI858K01 if your system requires seamless integration between Modbus TCP legacy devices and OPC UA-based smart factory platforms; it eliminates the need for multiple gateways and reduces licensing costs.
- Opt for Mission-Critical High-Availability Applications
Select the ABB CI858K01 for applications where downtime leads to severe financial or safety risks (e.g., offshore drilling, pharmaceutical manufacturing) due to its sub-10 ms redundant switchover and rugged design.
- Match with ABB AC 800M DCS for Optimal Performance
Pair the ABB CI858K01 with ABB’s AC 800M distributed control system to leverage full compatibility and advanced diagnostics; verify third-party PLC compatibility via ABB’s official compatibility matrix.
Precautions
- Redundancy Network Configuration Best Practices
When setting up redundant ports for the ABB CI858K01, connect each port to separate network switches to avoid single-switch failures; ensure both switches are configured with identical VLAN settings for seamless switchover.
- Cybersecurity Setup Recommendations
Enable TLS 1.3 encryption and RBAC for the ABB CI858K01 to maximize data protection; avoid using default passwords and regularly update firmware to patch potential vulnerabilities.
- Wiring and Grounding Requirements
Use shielded Gigabit Ethernet cables for the ABB CI858K01 to minimize EMI interference; ground cable shields at one end only to prevent ground loops that could degrade signal quality.
- Storage Conditions
Store spare ABB CI858K01 modules in a dry, temperature-controlled environment (0°C to +30°C) with relative humidity below 85% to prevent component corrosion and extend shelf life.


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