1. Product Overview
Product Name: IAR-120+
Model / Article Number: IAR-120+
Series: Industrial Cellular VPN Router Series
Manufacturer: ORing Industrial Networking Corp.

The IAR-120+ is an industrial-grade cellular VPN router designed for secure, high-reliability wireless and wired network connectivity in demanding environments. It integrates 3.5G cellular communication, 802.11b/g WLAN, and dual 10/100Base-TX LAN ports, providing flexible networking options for industrial automation, remote monitoring, and mobile communication systems. The device supports Power over Ethernet (PoE) PD input compliant with IEEE 802.3af, enabling simplified power and data delivery through a single cable. With its rugged metal housing, wide operating temperature range, and multiple operation modes, the IAR-120+ is engineered for mission-critical industrial and transportation applications requiring secure VPN connectivity and robust wireless performance.

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2. Key Features
- Integrated Cellular VPN Router: Combines 3.5G cellular connectivity with VPN functionality for secure remote access and data transmission.
- Dual 10/100Base-TX LAN Ports: Two Ethernet interfaces for flexible network segmentation, redundancy, or device interconnection.
- Wireless LAN 802.11b/g Support: Provides WLAN connectivity for wireless clients or network bridging, supporting multiple operation modes including Access Point (AP), Bridge, Repeater, and AP Client.
- PoE Power Input (IEEE 802.3af): Operates as a PoE Powered Device (PD), allowing power to be supplied via Ethernet cable, reducing installation complexity.
- Dual Power Input (12–48 VDC): Redundant power design ensures continuous operation even if one power source fails.
- Low Power Consumption: Maximum power draw of 6 W, optimizing energy efficiency for continuous operation.
- Industrial-Grade Design: Rugged metal enclosure with DIN rail or wall-mount installation options, suitable for harsh environments.
- Environmental Resilience: Operates reliably in temperatures from -10°C to +55°C, with storage capability from -20°C to +85°C.
- Alarm Contact Output: Includes 1 relay output for alarm signaling or event notification integration with external systems.
- Compact and Durable Construction: Dimensions of 52 × 106 × 144 mm and approximate weight of 800 g, ensuring easy integration into control cabinets or network enclosures.
- Secure VPN Support: Enables encrypted communication channels for remote management and data protection.
- Flexible Deployment: Suitable for industrial automation, transportation systems, energy management, and remote site connectivity.

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3. Technical Specifications

| Parameter | Specification |
|----------------|-------------------|
| Model | IAR-120+ |
| Manufacturer | ORing Industrial Networking Corp. |
| Network Interfaces | 2 × 10/100Base-TX LAN ports |
| Wireless Interface | WLAN 802.11b/g |
| Cellular Interface | 3.5G cellular modem |
| VPN Support | Yes (secure tunneling and remote access) |
| Power Input | Dual 12–48 VDC inputs or PoE (IEEE 802.3af PD) |
| Maximum Power Consumption | 6 W |
| Alarm Contact | 1 × Relay output |
| Mounting Options | DIN rail or wall mount |
| Enclosure Material | Metal |
| Dimensions (W × H × D) | 52 × 106 × 144 mm |
| Weight | ~800 g |
| Operating Temperature | -10°C to +55°C |
| Storage Temperature | -20°C to +85°C |
| Operation Modes | AP, Bridge, Repeater, AP Client |
| Compliance | IEEE 802.3af (PoE), IEEE 802.11b/g |
| Power Redundancy | Dual DC input design |
| Environmental Protection | Industrial-grade metal housing |
| Cooling Method | Passive (fanless) |
| Status Indicators | LED indicators for power, LAN, WLAN, and cellular status (typical for ORing routers) |

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4. Functionality
The IAR-120+ functions as a multi-interface industrial router that bridges wired Ethernet networks, wireless LANs, and cellular networks. It enables secure and reliable data communication between remote sites, field devices, and central control systems.

- Cellular Connectivity: The integrated 3.5G modem provides wide-area network access where wired infrastructure is unavailable. It supports VPN tunneling for secure remote connections, ideal for SCADA systems, remote monitoring, and mobile applications.
- Wireless LAN Operation: The built-in 802.11b/g module allows the router to act as an access point for wireless clients, a bridge between wired and wireless segments, a repeater to extend coverage, or an AP client to connect to existing WLANs.
- Wired Networking: Two 10/100Base-TX Ethernet ports enable connection to local devices such as PLCs, IP cameras, or industrial controllers.
- Power Flexibility: The device can be powered via PoE or dual DC inputs, ensuring uninterrupted operation even during power source failure.
- Alarm Integration: The relay output can be configured to trigger alarms or external notifications based on network events or system conditions.
- Security and VPN: Supports VPN protocols for encrypted communication, ensuring data integrity and confidentiality across public networks.
- Industrial Applications: Designed for use in automation systems, energy distribution, transportation networks, and remote telemetry units (RTUs).

Typical Use Cases:
- Remote monitoring of industrial equipment via cellular VPN.
- Wireless bridge between factory floor devices and control centers.
- Redundant communication link for critical infrastructure.
- Mobile network gateway for transportation or fleet management systems.
- Secure remote access to SCADA or IoT devices.

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5. Components & Accessories
Included Components:
- IAR-120+ main unit (metal enclosure)
- DIN rail mounting kit
- Wall-mount brackets (optional depending on package)
- Quick installation guide and documentation
- Terminal block for power and alarm connections

Optional Accessories:
- External cellular antenna (for 3.5G connectivity)
- WLAN antenna (for 802.11b/g operation)
- PoE injector (if PoE power source is not available)
- DC power adapter (12–48 VDC range)
- Ethernet cables (Cat5e or higher)
- Configuration software or management utility (provided by ORing)

Connectors and Interfaces:
- LAN Ports: 2 × RJ45 connectors (10/100Base-TX)
- Power Input: Terminal block for DC input, RJ45 for PoE input
- Relay Output: Terminal block connection
- Antenna Connectors: SMA or RP-SMA (depending on configuration)
- LED Indicators: Power, LAN activity, WLAN status, cellular signal strength

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6. Installation & Setup
The IAR-120+ is designed for straightforward installation in industrial environments.

Mounting Options:
- DIN Rail Mounting: Standard 35 mm DIN rail clip for easy integration into control cabinets.
- Wall Mounting: Bracket holes provided for secure wall installation.

Power Requirements:
- Accepts 12–48 VDC via terminal block or PoE input compliant with IEEE 802.3af.
- Maximum power consumption: 6 W.
- Dual power input design allows redundant power sources for high availability.

Configuration:
- Initial setup via web-based interface or serial console.
- Supports configuration of network parameters, VPN settings, wireless modes, and security options.
- Firmware updates and configuration backups supported through management interface.

Environmental Considerations:
- Ensure adequate ventilation for passive cooling.
- Install within specified temperature range (-10°C to +55°C).
- Avoid exposure to excessive vibration or moisture unless housed in a protected enclosure.

Network Integration:
- Connect LAN ports to local network devices.
- Attach antennas for cellular and WLAN connectivity.
- Configure VPN tunnels for secure remote access.
- Set up alarm relay output for event notifications.

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7. Performance & Capabilities
The IAR-120+ delivers reliable performance for industrial networking applications requiring both wired and wireless connectivity.

Network Performance:
- Ethernet: 10/100 Mbps full/half duplex operation with auto-negotiation.
- Wireless LAN: 802.11b/g with data rates up to 54 Mbps (theoretical maximum).
- Cellular: 3.5G connectivity for broadband mobile data access.

Power Efficiency:
- Low power consumption (≤6 W) ensures energy-efficient operation suitable for continuous deployment.

Reliability:
- Dual power input and PoE support provide redundancy and flexibility.
- Industrial-grade components ensure long-term stability under harsh conditions.

Environmental Performance:
- Operates in wide temperature range (-10°C to +55°C).
- Withstands storage conditions from -20°C to +85°C.
- Metal enclosure provides electromagnetic shielding and mechanical protection.

Limitations:
- Wireless performance limited to 802.11b/g (2.4 GHz band).
- Cellular connectivity limited to 3.5G speeds (not LTE).
- Designed for industrial and commercial use; not intended for consumer-grade applications.

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8. Standards & Compliance
The IAR-120+ adheres to multiple international standards ensuring interoperability, safety, and reliability.

Networking Standards:
- IEEE 802.3 (Ethernet)
- IEEE 802.3u (Fast Ethernet 10/100Base-TX)
- IEEE 802.11b/g (Wireless LAN)
- IEEE 802.3af (Power over Ethernet PD)

Electrical & Safety Compliance:
- Designed for industrial power systems (12–48 VDC).
- Meets industrial EMC and safety requirements (typical for ORing products).

Environmental Compliance:
- RoHS compliant (Restriction of Hazardous Substances).
- Conforms to industrial operating temperature and vibration standards.

VPN & Security Standards:
- Supports standard VPN protocols (e.g., IPsec, PPTP, L2TP, depending on firmware).
- Encryption and authentication mechanisms for secure data transmission.

Certifications (typical for ORing industrial routers):
- CE (Conformité Européenne)
- FCC Part 15 (EMI compliance)
- RoHS environmental compliance

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9. Additional Information

Warranty:
- Standard manufacturer warranty (typically 2–5 years depending on region and distributor).
- Covers defects in materials and workmanship under normal operating conditions.

Technical Support:
- ORing provides technical documentation, firmware updates, and configuration guides.
- Support available through online resources, email, or authorized distributors.

Maintenance:
- Minimal maintenance required due to fanless design.
- Periodic inspection of connectors, antennas, and power inputs recommended.
- Firmware updates should be applied as released to maintain security and performance.

Software & Firmware Updates:
- Firmware can be updated via web interface or management utility.
- Configuration backup and restore functions supported.
- Regular updates may include new VPN features, security patches, and performance enhancements.

Lifecycle & Reliability:
- Designed for long-term industrial operation with high MTBF (Mean Time Between Failures).
- Suitable for continuous 24/7 operation in mission-critical environments.

Environmental & Operational Notes:
- Ensure stable power supply and proper grounding.
- Use certified antennas and cables for optimal wireless performance.
- Avoid installation near strong electromagnetic interference sources.

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### Summary
The ORing IAR-120+ Cellular VPN Router is a robust, industrial-grade networking device that integrates 3.5G cellular, 802.11b/g WLAN, and dual 10/100Base-TX Ethernet interfaces into a single compact unit. Designed for secure, reliable, and flexible connectivity, it supports VPN tunneling, PoE power input, and redundant DC power sources, ensuring uninterrupted operation in critical applications. Its metal enclosure, wide temperature tolerance, and DIN rail/wall-mount options make it ideal for deployment in industrial automation, transportation, and remote monitoring systems. With comprehensive standards compliance, low power consumption, and versatile operation modes, the IAR-120+ delivers a dependable solution for industrial wireless and cellular networking needs.