Alcatel-Lucent OS9-GNI-U24

Core Technical Performance Parameters

• Model Code Definition: OS9 = OmniSwitch 9000 chassis platform; GNI = Gigabit Network Interface line card; U24 = 24-port unshielded/shielded gigabit copper electrical port industrial version
• Port Quantity & Standard: 24 independent RJ45 10/100/1000BASE-T gigabit auto-adaptive electrical ports, each port supports automatic speed matching and automatic MDI/MDIX cable line sequence identification
• Supported Network Cable Grade: CAT5e shielded/unshielded twisted pair (maximum transmission distance 100m), CAT6 industrial shielded twisted pair
• Single Line Card Full Wire-Speed Switching Bandwidth: 48Gbps
• Hardware Layer 3 Routing Forwarding Rate: 32Mpps packet forwarding capacity
• Built-in Port Protection Spec: Each RJ45 port equipped with 8kV contact discharge ESD protection, 4kV lightning surge surge protection circuit
• Supported Industrial Network Protocols: IEEE 802.1Q VLAN, MSTP spanning tree, LACP link aggregation, OSPF/RIP routing, IGMP Snooping multicast, IEEE 1588 industrial precision clock synchronization protocol
• Hot Swap Characteristic: Full non-stop data forwarding hot swap, no network packet loss during line card plug replacement
• Chassis Input Power Spec: 48VDC redundant backplane power supply
• Full-load Operating Power Consumption: Max 68W
• Operating Ambient Temperature: 0°C ~ +65°C industrial cabinet working temperature range
• Storage Temperature: -40°C ~ +75°C
• Relative Humidity: 5% ~ 90% non-condensing
• Physical Dimension: Standard single-slot OmniSwitch 9000 line card size 420mm × 340mm × 40mm
• Net Weight of Complete Line Card: 1.28kg
• Industry Certifications: CE industrial EMC certification, UL safety certification, IEC 61000 lightning surge protection standard compliance, RoHS compliant

Functional Feature Highlights

1. 24-port high-density RJ45 gigabit electrical port layout, each port supports automatic identification of network cable line sequence and automatic matching of transmission speed, no manual port speed configuration required during on-site equipment wiring construction, greatly simplifying workshop network wiring and debugging work; compatible with CAT5e and CAT6 industrial shielded twisted pair cables, suitable for short-distance on-site equipment access within 100 meters of the workshop
2. Independent lightning surge and electrostatic protection circuit integrated for each RJ45 electrical port, each port equipped with high-energy varistor surge absorption components and ESD discharge tubes, can absorb 4kV lightning induced surge voltage and 8kV electrostatic discharge impact generated by workshop power grid lightning strikes and equipment plugging operations, effectively protect the internal port physical layer chip from surge breakdown damage, reduce the frequency of port burnout faults in harsh factory power grid environments
3. Dedicated ASIC hardware full wire-speed forwarding architecture, all data packet switching, VLAN division, spanning tree link calculation, link aggregation data distribution and Layer 3 routing forwarding are completed by hardware chips, no software forwarding delay, each gigabit electrical port can realize zero packet loss full line speed data transmission, support real-time transmission of high real-time industrial control protocols such as EtherCAT and Profinet
4. Built-in IEEE 1588 precision clock synchronization hardware acceleration module, each electrical port supports hardware timestamp collection and clock synchronization signal transmission, can realize microsecond-level clock synchronization between all workshop industrial automation equipment connected to the line card, meet the high-precision synchronous motion control clock synchronization requirements of multi-axis servo production lines
5. Complete industrial network redundancy protocol support, hardware accelerated MSTP spanning tree protocol and LACP link aggregation function, when a twisted pair network cable link is disconnected or damaged, the network automatically switches data transmission to the redundant link within 5ms, zero interruption of real-time control data communication, avoid production line shutdown caused by network link failure
6. Full non-stop forwarding hot swap function, equipped with independent power pre-charging circuit and large-capacity data buffer chip inside the line card; when plugging and replacing the line card in the running core switch chassis, the chassis main control board temporarily caches all data packets transmitted by the twisted pair links connected to the line card, existing normal electrical port data forwarding will not generate packet loss or link disconnection, realize zero downtime of factory network for line card maintenance and replacement
7. Rich industrial network security management functions, each RJ45 port supports port bandwidth rate limit, port access control list ACL data packet filtering, port MAC address binding function, can restrict unauthorized industrial terminal equipment access to the factory core control network, prevent network virus spread and illegal equipment tampering with production control data
8. Industrial-grade anti-electromagnetic interference design, the entire line card PCB adopts multi-layer full copper foil electromagnetic shielding layer, all RJ45 port connectors are equipped with metal shielding shells with grounding terminals, effectively suppress high-frequency electromagnetic interference generated by workshop servo drives, frequency converters and high-power motors, avoid electrical port data packet loss and link flapping faults caused by industrial electromagnetic noise

Material Composition & Structural Characteristics

1. Front Protective Metal Baffle: 2mm thick cold-rolled steel plate, matte black electrostatic spraying anti-corrosion surface treatment, 24 standard RJ45 port openings evenly arranged on the baffle, each port equipped with a built-in elastic dustproof rubber plug
2. Main Control Circuit PCB Board: 12-layer high-density FR4 flame retardant fiberglass circuit board, multi-layer full copper foil shielding layer laid between power supply layers and high-speed signal layers, isolate mutual interference between power supply circuits and electrical port signal circuits
3. Core Forwarding Hardware Chip: Industrial dedicated gigabit switching ASIC chip with built-in IEEE 1588 precision clock synchronization hardware acceleration engine, each RJ45 port matched with independent physical layer signal transceiving chip and surge protection circuit components
4. RJ45 Port Connector Components: Metal shielding shell industrial-grade RJ45 sockets, all contact pins adopt 15μm thick gold plating anti-oxidation treatment, each socket internal integrated lightning surge varistor and ESD discharge tube protection components
5. Chassis Backplane Contact Pin Row: Phosphor bronze elastic contact pins with full gold plating, divided into two groups of independent redundant signal contact pin groups and power supply contact pin groups, ensure stable electrical connection between line card and chassis backplane under long-term cabinet vibration environment
6. Heat Dissipation Structure: Multiple groups of dense aluminum alloy heat dissipation fins welded on the back of the main PCB board, natural convection heat dissipation design without built-in cooling fans, maintenance-free long-term continuous operation; hollow grid heat dissipation air flow channels are reserved on the front metal baffle to accelerate heat exchange between the line card and chassis internal air
7. Mounting Locking Mechanism: Two sets of metal rotary locking handles installed on both sides of the front metal baffle, rotating the handles clockwise can tightly lock the line card on the chassis slot guide rail, prevent loose contact between the rear backplane contact pins caused by long-term cabinet vibration