Description
Product Overview
The RAMIX PMC676TX is a high-performance, rack-mountable Managed Ethernet Switch designed for demanding industrial and carrier-grade network applications. The «PMC» prefix typically indicates a modular or chassis-based system, and «676TX» suggests a configuration featuring multiple 10/100/1000BASE-T (Gigabit Ethernet) copper ports, likely 24 or 48 ports, with additional uplink options. This switch is engineered to operate as a reliable aggregation or distribution layer switch within mission-critical networks, such as those found in power utilities, transportation systems, industrial automation, and service provider edge networks. Its primary function is to provide high-speed, low-latency Layer 2 (and often advanced Layer 3) switching, with advanced features for network segmentation, quality of service, security, and high availability.
The core value of the RAMIX PMC676TX lies in its robustness, feature richness, and carrier-class reliability. Built to withstand extended temperature ranges, vibration, and electrical noise, it is suitable for deployment in uncontrolled environments like roadside cabinets, rail trackside, or factory floors. It offers comprehensive management capabilities, supporting protocols like SNMP, CLI, and Web GUI, and often includes features like Rapid Spanning Tree Protocol (RSTP/MSTP) for network resiliency, VLANs for traffic isolation, Access Control Lists (ACLs) for security, and sophisticated Quality of Service (QoS) mechanisms to prioritize critical traffic (e.g., SCADA, voice, video). For network architects in OT (Operational Technology) and harsh IT environments, the PMC676TX provides a scalable, manageable, and ultra-reliable foundation for building converged networks that must support both data and real-time industrial communications with maximum uptime.
Technical Specifications
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Product Model
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RAMIX PMC676TX
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Manufacturer
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RAMIX (a brand likely specializing in industrial networking, possibly associated with Perle Systems or another industrial networking OEM)
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Product Type
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Managed Industrial Ethernet Switch (Layer 2/3)
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Form Factor
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1U or 2U rack-mountable, hardened metal enclosure.
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Copper Ports
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24 or 48 x 10/100/1000BASE-T RJ-45 ports, auto-negotiating, auto-MDI/MDIX.
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Uplink Options
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Typically includes dedicated SFP or SFP+ slots (e.g., 2 or 4) for fiber optic (multimode/single-mode) or copper Gigabit/10-Gigabit uplinks.
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Switching Capacity
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High backplane capacity (hundreds of Gbps) for non-blocking, wire-speed performance on all ports.
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Forwarding Rate
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Multi-million packets per second (Mpps) forwarding rate.
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Management
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Full management via: SNMP (v1/v2c/v3), CLI (via console, Telnet, SSH), Web-based GUI (HTTP/HTTPS), and possibly RMON.
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Layer 2 Features
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IEEE 802.1Q VLAN, 802.1p QoS/CoS, 802.3ad Link Aggregation (LACP), 802.1w Rapid Spanning Tree (RSTP), 802.1s Multiple STP (MSTP), IGMP Snooping.
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Layer 3 Features (if equipped)
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Static routing, RIPv1/v2, OSPF, VRRP for router redundancy.
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Security Features
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802.1X Port-Based Network Access Control, MAC-based authentication, RADIUS/TACACS+, ACLs, DHCP Snooping, IP Source Guard, Storm Control.
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Power Supply
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Redundant, hot-swappable AC or DC power supplies (e.g., 100-240V AC or 24-48V DC) for high availability.
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Operating Temperature
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Extended industrial range, typically -40°C to 75°C, suitable for harsh environments.
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Cooling
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Redundant, variable-speed fans for reliable cooling.
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Certifications
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Industrial & Safety: UL/cUL, CE; Hazardous Locations: Class I Div 2, ATEX Zone 2 (may be optional); Transportation: EN 50121-4 (Rail), NEMA TS2; EMC: FCC Part 15, EN 61000-6-2/4.
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Key Features and Advantages
RAMIX PMC676TX excels as a hardened, high-density Gigabit switch for extreme environments. Its primary advantage is its ability to deliver carrier-class Ethernet performance in conditions that would cause commercial switches to fail. The extended operating temperature range (-40°C to 75°C) and robust construction with redundant power and cooling make it ideal for deployment in outdoor enclosures, transportation vehicles, or industrial plants without climate control. The high port density of Gigabit copper ports provides ample connectivity for IP cameras, wireless access points, PLCs, and other edge devices.
Advanced networking intelligence and deterministic performance are central to its design. The switch supports sophisticated Quality of Service (QoS) with multiple queues and strict priority scheduling, ensuring that time-sensitive industrial protocol traffic (PROFINET IRT, EtherNet/IP) receives precedence over routine data. Support for Rapid Spanning Tree Protocol (RSTP) and Link Aggregation (LACP) creates resilient network topologies with sub-second failover, which is critical for SCADA and control networks where downtime is unacceptable. These features make it a cornerstone for converged IT/OT networks.
Enhanced security and centralized manageability are paramount. The switch incorporates robust security features like 802.1X authentication and Access Control Lists (ACLs) to protect critical infrastructure from unauthorized access and cyber threats. It can be seamlessly managed as part of a larger network using industry-standard tools. For network engineers, the PMC676TX delivers a future-proof, secure, and highly manageable solution that combines the performance needed for modern bandwidth demands with the physical durability and network reliability required for the most challenging deployment scenarios in critical infrastructure.
Application Areas
The RAMIX PMC676TX is designed for deployment in mission-critical networks within harsh physical environments.
Its premier applications include:
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Transportation: In trackside communication networks for rail and metro systems, inside road/tunnel cabinets for intelligent transportation systems (ITS), and for onboard train networks.
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Power Utility & Oil/Gas: In electrical substations for IEC 61850 SAS networks, on offshore platforms, and along pipelines for SCADA communications.
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Industrial Automation: As a cell/area controller in manufacturing plants (automotive, food & beverage) to connect PLCs, HMIs, and drives on the factory floor.
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Outdoor & Mobile Applications: In traffic control cabinets, for military field communications, and in mining vehicles.
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Broadcast & Venues: For robust, high-bandwidth networks in outside broadcast trucks and stadiums.
Essentially, this switch is deployed anywhere that requires a high-density, managed Gigabit Ethernet switch that must operate with absolute reliability in environments with extreme temperatures, vibration, dust, moisture, or corrosive atmospheres, and where network resilience is non-negotiable.
Related Products
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RAMIX / Other Industrial Media Converters: For extending fiber links or converting between media types.
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Industrial Network Management Software: For centralized provisioning, monitoring, and troubleshooting of a fleet of PMC676TX switches.
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SFP/SFP+ Optical Transceivers: For equipping the uplink slots with the appropriate fiber type and distance.
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DIN-Rail or Wall-Mount Enclosures: For protecting the switch in field locations (though the switch itself is hardened).
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Redundant Power Supplies: Hot-swappable AC or DC modules for the switch chassis.
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Competitor Industrial Switches: From brands like Cisco IE, Moxa, Siemens SCALANCE, and Hirschmann.
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