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1. Product Overview
The TGS-1080-M12 is an unmanaged industrial Ethernet switch engineered for demanding transportation and rolling stock environments. The full product identification is:
• Product name: TGS-1080-M12-MV
• Model: TGS-1080-M12
• Series: Transporter Series (Industrial TGS-1080-M12 Series)
• Article number: TGS-1080-M12-MV
• Manufacturer: ORing Industrial Networking Corp.
The device is an EN50155-compliant 8-port 10/100/1000Base‑T(X) Gigabit Ethernet switch equipped with rugged M12 connectors for high‑vibration environments. It is designed to operate reliably in harsh transportation applications including railway vehicles, rolling stock systems, backbone train networks, and industrial transport infrastructure.

2. Key Features
The TGS-1080-M12 provides high‑performance Ethernet switching with specific design measures to withstand vibration, shock, extreme temperatures, and electrical disturbances. Key capabilities include:
• Eight 10/100/1000Base‑T(X) Gigabit Ethernet ports using M12 8‑pin A‑coded connectors.
• Full EN50155 compliance, covering mandatory environmental, EMC, shock, and vibration testing required for railway applications.
• Robust store‑and‑forward switching with an 8K MAC address table for efficient traffic processing.
• –40°C to 70°C wide operating temperature range supporting deployment in unconditioned rolling stock environments.
• Triple power LED indicators, fault LED, and port-specific Link/Activity and Duplex/Collision indicators for operational clarity.
• Rugged IP‑40 metal enclosure designed for transport applications.
• Redundant dual DC power inputs (12–48 VDC) through a secure M23 5-pin connector.
• Relay output capable of carrying 3A at 24VDC through M12 A-coded 5-pin connector for alarm and event signaling.
• Industry-standard Ethernet compliance for seamless integration with other devices.
• Optional model variant (TGS‑1080‑M12‑BP2) offering two bypass port sets to maintain network continuity during power loss.
• Optional M12 cable accessories (M12C) to support secure deployment.

3. Technical Specifications
Dimensions and Weight
• Size: 125 mm (W) × 65 mm (D) × 196 mm (H)
• Weight: 967 g (TGS-1080-M12), 1007 g (TGS‑1080‑M12‑BP2)
• Enclosure: IP‑40 rated metal housing

Physical Ports
• 8 × 10/100/1000Base‑T(X) Ethernet ports (M12 connector, 8-pin A-coding)
• Relay output port (M12 5‑pin A-coding connector), 3A @ 24 VDC capacity
• Dual 12–48 VDC power input through 5‑pin M23 connector

Ethernet Standards Supported
• IEEE 802.3 (10Base‑T)
• IEEE 802.3u (100Base‑TX)
• IEEE 802.3ab (1000Base‑T)
• IEEE 802.3x (Flow Control)

Switching Capabilities
• MAC address table: 8K entries
• Processing method: Store‑and‑Forward

Environmental Conditions
• Operating temperature: –40°C to 70°C
• Storage temperature: –40°C to 85°C
• Operating humidity: 5% to 95% non-condensing

Electrical Characteristics
• Dual redundant DC inputs: 12–48 VDC
• Typical power consumption: 2.88 W
• Overload current protection: Present
• Reverse polarity protection: Not present in base model; present in BP2 variant

LED Indicators
• Power (Green × 3: Power, PWR1, PWR2)
• Fault (Amber: PWR1/PWR2 failure or port issues)
• Per-port indicators:
- Link/Activity (Green: 1 Gbps link; Amber: 10/100 Mbps)
- Duplex/Collision (Amber)

4. Functionality
The TGS-1080-M12 functions as an unmanaged Ethernet switch designed for plug‑and‑play deployment without configuration. Its M12 connectors ensure vibration‑resistant data and power connections, making it suitable for railway vehicles, public transport, industrial AGVs, and other systems exposed to shock and movement.
Use Cases and Applications:
• Train backbone Ethernet links
• Passenger information systems (PIS)
• Video surveillance networks (CCTV)
• Onboard diagnostic and control networks
• Industrial vehicle communication networks
• Harsh-environment static industrial Ethernet networks
Compatibility:
• Supports CAT 3/4/5/5e UTP cables (100 m max) for 10/100/1000Base‑T
• Compatible with standard IP networking equipment including routers, servers, NVRs, and industrial devices
• Designed to meet the EN50155 requirements for onboard railway electronics

5. Components & Accessories
Standard Package Contents:
• TGS-1080-M12 unmanaged switch × 1
• Quick Installation Guide × 1

Optional Accessories:
• M12C: M12 Ethernet cable accessories
• For BP2 variant: built‑in bypass ports for power‑failure network continuity

Connectors and Components:
• Gigabit Ethernet ports (M12, 8-pin A-coded)
• Power input port (M23, 5‑pin)
• Relay output port (M12, 5‑pin A-coded)

6. Installation & Setup
Installation is designed to be simple and robust for industrial environments.
Mounting Options:
• Wall mounting using four screws via keyhole-shaped openings
• Ensure 2 mm spacing for proper slide‑in mounting before tightening

Setup Steps:
• Connect power via M23 connector (dual input supported)
• Connect Ethernet devices using 8-pin M12 female A-coded cables
• Observe grounding requirements to limit EMI effects
• Power on device and verify LED indicators (PWR, PWR1, PWR2 should be green)
• Relay wiring uses M12 A-coded 5‑pin connectors and forms open circuits on user-defined events

Port Pinouts (10/100/1000Base‑T(X) M12):
Pin 1: BI_DC+
Pin 2: BI_DD+
Pin 3: BI_DD-
Pin 4: BI_DA-
Pin 5: BI_DB+
Pin 6: BI_DA+
Pin 7: BI_DC-
Pin 8: BI_DB-

Power Connector (M23 5-pin):
V1+, V1-, V2+, V2-, Ground

7. Performance & Capabilities
Performance Characteristics:
• Gigabit throughput on 8 independent Ethernet ports
• Store‑and‑forward architecture ensures accurate frame handling
• Flow control via IEEE 802.3x prevents packet loss in congested conditions
• Wide temperature and environmental ratings support long-term reliability
• Power-failure bypass available on BP2 variant ensuring uninterrupted data flow even during device outage

Efficiency:
• Low power consumption (2.88 W typical)
• Supports full-duplex and half‑duplex modes
• Collision detection indicated via per-port LEDs

Limitations:
• Unmanaged—no VLANs, QoS configuration, or advanced Layer 2 functions
• No reverse polarity protection on base model
• Not PoE-powered; standard power supply required

8. Standards & Compliance
EN50155 Railway Standard Compliance:
• EN50155 (including EN50121‑3‑2)
• EN55011
• EN50121‑4

Electromagnetic Interference (EMI):
• FCC Part 15 Class A
• CISPR 22 Class A (EN55022)

Electromagnetic Susceptibility (EMS):
• EN61000‑4‑2 (ESD)
• EN61000‑4‑3 (RS)
• EN61000‑4‑4 (EFT)
• EN61000‑4‑5 (Surge)
• EN61000‑4‑6 (CS)
• EN61000‑4‑8
• EN61000‑4‑11

Shock & Vibration Compliance:
• IEC 60068‑2‑27 (Shock)
• IEC 60068‑2‑6 (Vibration)
• IEC 60068‑2‑32 (Free Fall)

Ingress Protection:
• IP‑40 metal housing

9. Additional Information
Warranty:
• 5-year warranty provided by ORing Industrial Networking Corp.

Support & Maintenance:
• Manufacturer offers technical support via email and telephone
• Firmware updates not applicable as unit is unmanaged
• Routine maintenance includes periodic environmental checks, connector inspection, and verifying grounding integrity

Manufacturer Contact:
• Website: www.oring-networking.com
• Email: support@oring-networking.com
• Tel: +886‑2‑2218‑1066
• Fax: +886‑2‑2218‑1014

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