Description
Product Description
Product Parameters
| Parameter Category | Specifications |
|---|---|
| Communication Interfaces | 2× 10/100 Mbps Ethernet ports; Modbus TCP/IP (master/slave); Bentley GCN protocol |
| Backplane Compatibility | Bentley 3500 Series rack (supports up to 16 I/O modules per rack) |
| Data Transfer Rate | Up to 100 Mbps (Ethernet); 1 Mbps (backplane communication) |
| Configuration Support | Bentley 3500 System Software (for module setup and fault monitoring) |
| Power Supply | 24 V DC (from 3500 rack backplane; 0.5 A typical current draw) |
| Operating Temperature | -40°C to +70°C |
| Isolation Rating | 2500 V AC (Ethernet ports to backplane; channel-to-channel isolation) |
| Dimensions (W×H×D) | 60 mm × 225 mm × 180 mm |
| Mounting Type | Rack-mount (3500 Series chassis; hot-swappable) |
| Certifications | CE, UL, CSA, ATEX, IECEx, IEC 61508 SIL 2 certified |
| Compatibility | Bentley 3500 I/O modules, third-party SCADA (Wonderware, WinCC), PLC systems |
Advantages and Features
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Dual Redundant Ethernet Ports for Uninterrupted Data Communication
The Bentley 3500/22-07-GCN incorporates two independent Ethernet ports, enabling redundant communication paths to plant SCADA or PLC systems. This fault-tolerant design eliminates single points of failure in machinery protection data transmission, critical for 24/7 continuous operation of rotating equipment.
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Multi-Protocol Support for Seamless System Integration
With native Modbus TCP/IP and Bentley GCN protocol support, the Bentley 3500/22-07-GCN connects the 3500 machinery protection system to legacy PLCs, modern SCADA platforms, and cloud-based condition monitoring tools. This versatility reduces integration costs and eliminates the need for third-party protocol converters.
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Built-In Diagnostic Monitoring for Predictive Maintenance
The Bentley 3500/22-07-GCN provides real-time diagnostics for backplane communication health, Ethernet link status, and power supply stability, with alerts transmitted directly to plant operators. This enables proactive maintenance of the interface module, preventing unexpected data loss and machinery protection system downtime.
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Hot-Swap Capability for Zero-Downtime Maintenance
Designed for hot-swappable installation in the 3500 rack, the Bentley 3500/22-07-GCN can be replaced or upgraded while the machinery protection system remains operational. This feature is essential for critical applications like gas turbine protection, where even brief monitoring interruptions pose safety and operational risks.
Application Cases in Application Fields
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Gas Turbine Machinery Protection in Power Plants
In a 500 MW combined-cycle power plant, the Bentley 3500/22-07-GCN serves as the primary interface between the 3500 protection system and the plant’s SCADA platform, transmitting vibration, temperature, and shaft position data from turbine sensors. Its redundant Ethernet ports ensure continuous data flow during network maintenance, while diagnostic alerts detect communication faults before they impact turbine safety.
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Compressor Condition Monitoring in Oil Refineries
A large oil refinery deploys the Bentley 3500/22-07-GCN to integrate 3500 protection systems on its crude oil distillation compressors with the refinery’s PLC network. The module’s Modbus TCP/IP support enables real-time monitoring of bearing vibration and seal pressure, triggering automatic shutdowns if critical thresholds are exceeded, and reducing the risk of compressor failures and unplanned production halts.
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Generator Health Monitoring in Petrochemical Plants
In a petrochemical facility, the Bentley 3500/22-07-GCN connects the 3500 system’s generator rotor eccentricity and winding temperature sensors to the plant’s condition monitoring cloud platform. Its rugged design withstands the facility’s high-EMI environment, while hot-swap capability allows for module firmware updates without disrupting generator protection loops during peak production periods.
Comparisons with Competing Products
| Feature | Bentley 3500/22-07-GCN | Emerson CSI 6500 Communication Module | SKF IMx-8 Interface Module |
|---|---|---|---|
| Redundant Ethernet Ports | Native dual ports | Optional (extra hardware required) | Single port only |
| Machinery Protection Compatibility | Bentley 3500 optimized | Generic support for rotating equipment | Limited turbine-specific features |
| SIL Certification | SIL 2 | SIL 2 | SIL 1 |
| Hot-Swap Capability | Native (no rack shutdown) | No (requires system power-off) | No (module power-off needed) |
| Cost-Effectiveness | High (no external gateways) | Medium (extra redundancy components) | Medium (protocol converter required) |
Selection Suggestions and Precautions
Selection Suggestions
- Choose the Bentley 3500/22-07-GCN for Bentley 3500 machinery protection system installations, especially in power generation, oil and gas, and petrochemical industries.
- Prioritize this module for applications requiring redundant data communication paths to minimize machinery protection system downtime.
- Select the Bentley 3500/22-07-GCN for integration with plant SCADA or PLC systems, leveraging its multi-protocol support to reduce integration complexity.
Precautions
- Use only Bentley-certified 3500 rack backplanes and power supplies to ensure optimal performance and compatibility with the Bentley 3500/22-07-GCN.
- Follow Bentley’s official hot-swap procedures to avoid communication disruptions or rack controller faults during module replacement.
- Use shielded Ethernet cables for all external connections to the Bentley 3500/22-07-GCN to minimize electromagnetic interference in high-noise industrial environments.
- Perform regular firmware updates via the Bentley 3500 System Software to unlock new communication features and enhance system security for the Bentley 3500/22-07-GCN.
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