ABB 3BHB021400R0002 Optical Network Module

• • Connector: 9-pin Sub-D socket, compliant with Profibus DP protocol specifications.
  • Supported Protocol: Profibus DP bus standard.
  • Communication Rates: 9.6 kBit/s, 19.2 kBit/s, 45.45 kBit/s, 93.75 kBit/s, 187.5 kBit/s, 500 kBit/s, 1.5 MBit/s, 6 MBit/s, and 12 MBit/s.
  • Rate Setting: Automatic recognition or DIP switch setting.
  • Signal Delay (Electrical Port): ≤11 bits.
  • Protection Functions: 4000V lightning protection, 1.5A overcurrent protection, and 600W surge protection.
  • Terminal Resistor: Not included internally; external connection required as needed.
• Optical Fiber Interface
  • Wavelength Options: Multimode 850 nm, 1310 nm; Single-mode 1310 nm, 1550 nm.
  • Fiber Types: Multimode 50/125 µm, 62.5/125 µm, 100/140 µm; Single-mode 8.3/125 µm, 9/125 µm, 10/125 µm.
  • Transmission Distance: Up to 2 km for multimode; up to 20 km for single-mode, with extended distance options available.
  • Connector Types: SC, FC, ST (SC is standard).
  • Signal Delay (Optical Port): ≤1.6 µs per node.

Functional Characteristics

• Redundant Network Topologies: Supports logical independent dual-bus electrical interfaces, enabling electrical interface backup or single-device access to dual-redundant bus systems.
• Fiber-Optic Ring Redundancy: Implements dual-fiber ring network redundancy with automatic network link reconstruction within 10 ms in case of fiber failure, ensuring uninterrupted communication.
• Self-Healing Protection: Provides signal transmission self-healing capabilities, automatically restoring network communication after fault resolution.
• Proprietary Ring Network Protocol: Utilizes ABB’s Ci-ring protocol, eliminating the need for configuration or root node designation, and facilitating rapid network ring formation and dissolution.
• Plug-and-Play Functionality: Requires no configuration, simplifying installation and commissioning processes for users.

Application Scenarios

• Industrial Automation: Widely used in factory automation systems for connecting various industrial devices, such as PLCs, sensors, and actuators, ensuring reliable and high-speed data exchange.
• Power Generation and Distribution: Employed in power plants and substations for real-time monitoring and control of electrical equipment, enhancing system stability and reliability.
• Transportation Systems: Utilized in railway and metro signaling systems for secure and efficient data transmission between control centers and trains.
• Process Control: Applied in chemical, petrochemical, and other process industries for connecting control devices and field instruments, facilitating precise process monitoring and control.
• Building Automation: Integrated into intelligent building management systems for connecting HVAC, lighting, and security devices, enabling centralized monitoring and control.