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1. Product Overview
The SWM-04GF-MM-SC-D is an industrial-grade 4‑port Gigabit Ethernet switch module designed for multi‑mode fiber networks using SC optical connectors. It belongs to the SWM series of optional modular expansion units developed for the ORing IGS‑9122GPM managed industrial Ethernet switch platform. The module provides four independent 1000Base‑SX fiber ports and is intended for high‑reliability, high‑performance applications in harsh industrial environments.
Product Name: SWM-04GF-MM-SC-D
Model/Series: SWM optional switch module series
Article Number: SWM-04GF-MM-SC-D
Manufacturer: ORing Industrial Networking Corp.
Primary Purpose: Expansion of optical Ethernet capacity on modular-managed switches, specifically compatible with the IGS‑9122GPM platform.

2. Key Features
The SWM‑04GF‑MM‑SC‑D offers key capabilities that enhance an industrial Ethernet backbone:
• Four dedicated 1000Base‑SX Gigabit fiber ports
• Multi‑mode fiber operation optimized for short- to medium‑distance optical links up to 550 m
• SC-type optical connectors for robust, industry‑standard fiber‑termination
• Hot‑swappable design supporting uninterrupted module replacement
• Seamless integration with the IGS‑9122GPM modular managed switch
• Industrial temperature-tolerant construction suitable for harsh environments
• Fulfills the modular design philosophy of ORing switches, enabling flexible network expansion
• High reliability with documented MTBF ratings
• Suitable for mission‑critical redundant topologies supported by the parent switch (O‑Ring, O‑Chain, MRP, MSTP)

3. Technical Specifications
Core specifications extracted for the SWM‑04GF‑MM‑SC‑D module include:
• Port Count: 4
• Port Type: 1000Base‑X (Gigabit fiber)
• Fiber Mode: Multi‑mode (MM)
• Wavelength: 850 nm typical
• Maximum Transmission Distance: 550 m over multi‑mode fiber
• Connector Type: SC
• Weight: 407 g
• MTBF: 426,972 / 333,547 hours (dual MTBF figures indicate different temperature or testing criteria)
• Compatibility: Fits into any of the three module slots on the IGS‑9122GPM chassis
• Intended Operational Environment: Industrial, IP‑30 enclosure protection (via host device)
• Mechanical Form Factor: Standard modular card inserted into the main switch unit
• Construction: Industrial-grade PCB and enclosure materials suitable for extended temperature operation (inherited from IGS‑9122GPM platform: –40°C to +75°C)

4. Functionality
The SWM‑04GF‑MM‑SC‑D functions as an optical expansion module enhancing the network capacity of modular ORing managed switches. Its primary operational characteristics include:
• Converts the host switch’s module slot interface into four separate multi‑mode Gigabit Ethernet fiber ports
• Provides high‑bandwidth connectivity for industrial optical backbones, PLC networks, machine vision systems, IP cameras, and high‑throughput industrial data links
• Supports hot‑swap insertion and replacement without powering down the IGS‑9122GPM
• Operates as part of the host device’s full managed-switch capabilities, including:
– VLAN tagging (802.1Q)
– QoS (802.1p) and application-based QoS
– Redundant ring technologies such as O‑Ring, O‑Chain, MRP, MSTP
– Bandwidth management, port security, MAC-based access control, IP source guard
• Works with industrial fiber infrastructures using SC multi‑mode connectors for short‑range, noise‑immune communication
• Supports applications such as:
– Transportation systems
– Railway and rolling‑stock communication networks
– Industrial manufacturing automation
– High‑EMI environments requiring optical links
– SC‑based fiber distribution nodes
– Optical uplinks in campus or facility‑wide industrial networks

5. Components & Accessories
Included within the wider system context:
• The module itself (SWM‑04GF‑MM‑SC‑D) is typically purchased separately as an optional component for the IGS‑9122GPM
• No accessories are included specifically with the module
Optional accessories available for the host switch platform:
• Open‑Vision M500 network management utility
• SFP optical modules (100 Mbps and 1 Gbps) for other ports
• DIN‑Rail power supplies (45 W, 75 W, 120 W)
• Console cable and installation materials included only with the main switch
Additional compatible expansion modules in the same series:
• SWM‑04GC‑D (4×1G combo)
• SWM‑04 GF‑SS‑SC‑D (single‑mode LX, 10 km, SC)
• SWM‑04FX‑SS‑SC‑D (100Base‑FX single‑mode, 30 km)
• SWM‑04FX‑MM‑SC‑D (100Base‑FX multi‑mode, 2 km)
• SWM‑40GT‑M12‑D (4×M12 Gigabit copper)
• Bypass modules (BSM‑xx series)

6. Installation & Setup
Installation guidelines for the SWM‑04GF‑MM‑SC‑D within the IGS‑9122GPM include:
• Insert into any of the three designated module slots on the IGS‑9122GPM device
• Hot‑swappable capability allows installation or replacement without shutting down the main switch
• Required fiber type: Multi‑mode optical fiber, 850 nm wavelength compatibility
• Required connectors: SC duplex multi‑mode connectors
• Mounting of the module itself is internal; external mounting is performed on the host switch via DIN‑Rail
• No additional configuration is performed directly on the module; configuration is handled via IGS‑9122GPM interfaces:
– Web GUI
– Telnet/SSH
– Serial console (RS‑232 RJ45)
– Open‑Vision management software
• Must ensure proper seating inside the chassis and secure locking mechanism
• Ensure fiber cable bend radius, connector cleanliness, and optical power budget compliance during installation

7. Performance & Capabilities
The SWM‑04GF‑MM‑SC‑D provides the following performance characteristics:
• Gigabit-speed transmission on all four ports simultaneously
• Fiber-based immunity against electromagnetic interference, ideal in heavy industrial settings
• Designed for short to medium optical distances up to 550 m using multi-mode fiber
• Supports full wire‑speed performance as managed by host switch bandwidth of 52 Gbps switching capacity (IGS‑9122GPM)
• Low latency operation dependent on main device switching (7 µs typical)
• Robust performance within wide temperature ranges as part of the IGS industrial ecosystem
• Maintains full performance during redundant ring operations such as O‑Ring (<20 ms recovery)
• High reliability backed by MTBF exceeding 300k hours
Limitations:
• Multi‑mode fiber distance limited compared to single‑mode (shorter reach)
• Requires IGS‑9122GPM or compatible ORing modular switch; cannot operate standalone
• SC connectors only—no LC/SFP hybrid capability on this module

8. Standards & Compliance
While compliance is inherited from the parent IGS‑9122GPM switch, the module is designed to fit within certified systems and follow relevant networking standards. Compliance includes:
• IEEE Ethernet standards supported through the host:
– IEEE 802.3 (10Base‑T)
– IEEE 802.3u (100Base‑TX/FX)
– IEEE 802.3ab (1000Base‑T)
– IEEE 802.3z (1000Base‑X)
– IEEE 802.3ae (10GbE support on host)
– IEEE 802.3x, 802.3ad (LACP)
– IEEE 802.1Q (VLAN), 802.1p (QoS), 802.1D, 802.1w, 802.1s (Spanning Tree variants)
– IEEE 802.1x (Authentication)
– IEEE 802.1AB (LLDP)
– IEEE 1588v2 (Precision time sync, host dependent)
• Regulatory and environmental standards, inherited via installation in the IGS‑9122GPM:
– EMI: FCC Part 15; CISPR Class A; EN55022
– Railway and rolling-stock: EN50121‑4; EN50155 (pending)
– EMS immunity: EN61000‑4‑2/3/4/5/6/8/11
– Shock: IEC60068‑2‑27
– Drop: IEC60068‑2‑32
– Vibration: IEC60068‑2‑6
– Safety: EN60950‑1

9. Additional Information
Warranty and service-related details:
• Standard warranty for ORing managed switch systems: 5 years (applies to the IGS‑9122GPM and its official modules)
• Field-replaceable hot‑swap design simplifies maintenance and minimizes downtime
• Long product lifecycle suitable for industrial infrastructure deployments
• Module receives firmware and functionality updates through the host switch management system—no separate updates required
• Maintenance requirements include routine fiber cleaning and inspection to ensure optical signal integrity
• Supported by ORing’s Open‑Vision management suite for centralized monitoring, topology visualization, and configuration backup
• Designed for rugged industrial use with long-term reliability and MTBF ratings tested for mission‑critical environments

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