Comprehensive Product Summary: OPT N2-PoE4P PCIe-PoE4+ Expansion for Nuvo-2500E Series

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### 1. Product Overview

Product Name: OPT N2-PoE4P
Model: PCIe-PoE4+ Expansion
Series: Nuvo-2500E Series Expansion Cassette
Article Number: OPT N2-PoE4P
Manufacturer: Neousys Technology Inc.

The OPT N2-PoE4P is a ruggedized PCIe expansion module designed specifically for integration within Neousys’ patented expansion cassette system used in the Nuvo-2500E fanless embedded computer series. It incorporates the Neousys PCIe-PoE4+ card, providing four IEEE 802.3at Power-over-Ethernet (PoE+) ports. The module is engineered for industrial and embedded applications requiring high reliability, extended temperature operation, and efficient thermal management. The assembly includes a back-to-back thermal heat sink solution and a smart fan for active cooling when installed in the Nuvo-2500E expansion cassette.

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### 2. Key Features

- Integrated PCIe-PoE4+ Card: Provides four independent IEEE 802.3at PoE+ ports, each capable of delivering up to 25.5 W of power to connected devices such as IP cameras, wireless access points, or industrial sensors.
- Neousys Patented Expansion Cassette: Ensures optimal thermal isolation between the main system and the add-on card, maintaining fanless reliability and stability in harsh environments.
- Back-to-Back Thermal Heat Sink Design: Enhances heat dissipation efficiency, allowing sustained operation under full load within a 0°C to 55°C ambient temperature range.
- Smart Fan Integration: Automatically adjusts cooling performance based on thermal conditions, ensuring consistent operation without compromising the fanless system’s integrity.
- Rugged Industrial Design: Built for vibration, shock, and temperature extremes, compliant with IEC60068-2-64 and IEC60068-2-27 standards.
- Seamless Compatibility: Designed for direct installation into the Nuvo-2500E expansion cassette, maintaining compact system dimensions and mechanical integrity.
- Wide DC Input Range: Operates from 8 V to 35 V DC, compatible with industrial and vehicular power systems.
- Fanless Operation: When installed in the Nuvo-2500E, the system maintains fanless operation up to 55°C ambient temperature.

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### 3. Technical Specifications

Physical Dimensions:
- Module dimensions (cassette integrated): 205 mm (W) × 145 mm (D) × 73 mm (H)
- Maximum supported add-on card size: 173 mm (W) × 121 mm (H)
- Weight (with CPU, memory, and HDD): 2.3 kg

Materials and Construction:
- Aluminum alloy chassis with integrated heat sink fins
- Industrial-grade connectors and PCB materials
- Passive and active thermal management components

Electrical and Power:
- DC Input: 8–35 V DC via 3-pin pluggable terminal block
- PoE Output: IEEE 802.3at compliant, 25.5 W per port
- Total PoE Power Budget: 102 W (aggregate across four ports)

Environmental Ratings:
- Operating Temperature: 0°C to 55°C (fanless)
- Storage Temperature: -40°C to +85°C
- Humidity: 10%–90%, non-condensing
- Vibration: 5 Grms, 5–500 Hz, 3 axes (SSD configuration)
- Shock: 50 Grms, half-sine 11 ms duration (SSD configuration)

Compliance:
- EMC: CE/FCC Class A (EN 55022 & EN 55024)
- Safety: IEC60068-2-64 (vibration), IEC60068-2-27 (shock)

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### 4. Functionality

The OPT N2-PoE4P expansion module functions as a PCIe-based PoE+ controller, enabling the Nuvo-2500E embedded computer to power and communicate with multiple Ethernet-based devices through a single integrated interface. Each of the four Gigabit Ethernet ports supports both data transmission and power sourcing, compliant with IEEE 802.3at (PoE+) standards.

Use Cases and Applications:
- Machine Vision Systems: Powering and connecting industrial PoE cameras for automated inspection or robotics.
- Surveillance and Security: Supplying power and data to IP cameras in transportation or facility monitoring systems.
- Industrial Automation: Connecting PoE-enabled sensors, controllers, and wireless access points.
- Edge Computing and IoT Gateways: Providing network and power interfaces for distributed sensor networks.

Compatibility:
- Fully compatible with Neousys Nuvo-2500E fanless embedded controllers.
- Supports integration with Neousys’ CSM-PoE354 and CSM-PoE352 cassette modules.
- Compatible with standard PCIe x4 slot (1-lane Gen2 signal).

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### 5. Components & Accessories

Included Components:
- PCIe-PoE4+ card pre-installed within Neousys expansion cassette
- Integrated back-to-back heat sink assembly
- Smart fan module (25 × 25 × 10 mm)
- Mounting screws and thermal interface materials

Optional Accessories:
- Fankit-25: Replacement fan assembly for 1-slot cassette
- DINRAIL-25: DIN-rail mounting kit for Nuvo-2500 series
- PA-60W-OW: 60 W AC/DC power adapter (12 V, 5 A output, -30°C to +60°C operation)
- Cassette Modules:
- CSM-PoE354: PCIe-PoE354at with passive heat spreader
- CSM-PoE352: PCIe-PoE352at with passive heat spreader
- CSM-USB380: PCIe-USB380 with passive heat spreader
- CSM-USB340: PCIe-USB340 with passive heat spreader

Connectors:
- 4 × RJ45 Gigabit Ethernet ports (PoE+)
- 1 × PCIe x4 edge connector (Gen2, 1-lane signal)
- 1 × 3-pin 12 VDC fan power connector
- 1 × 4-pin 5/12 VDC auxiliary power connector

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### 6. Installation & Setup

System Requirements:
- Compatible host: Nuvo-2500E embedded controller
- Power input: 8–35 V DC
- Operating environment: 0°C–55°C ambient

Mounting Options:
- Standard wall-mount (included)
- Optional DIN-rail mounting (DINRAIL-25 kit)

Installation Procedure:
1. Power off the Nuvo-2500E system and disconnect DC input.
2. Remove the expansion cassette cover by loosening four M4 screws.
3. Insert the OPT N2-PoE4P module into the PCIe x4 slot on the cassette backplane.
4. Secure the module using the provided M3 screws.
5. Reassemble the cassette and reattach it to the Nuvo-2500E chassis.
6. Connect Ethernet cables to the PoE+ ports and verify LED indicators.
7. Power on the system and install necessary drivers (if required).

Configuration:
- PoE port control and monitoring can be managed via Neousys software APIs (EnablePoEPort, DisablePoEPort, GetStatusPoEPort).
- BIOS and OS-level configuration for network and power management are supported through Neousys utilities.

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### 7. Performance & Capabilities

Network Performance:
- 4 × Gigabit Ethernet ports (Intel® I210 controller)
- Full-duplex 10/100/1000 Mbps operation
- IEEE 802.3at PoE+ compliant (25.5 W per port)

Power Delivery:
- Total PoE power budget: 102 W
- Automatic device detection and classification per IEEE 802.3at standard
- Overload and short-circuit protection on each port

Thermal Performance:
- Passive heat dissipation via dual heat sink assembly
- Smart fan activation under high thermal load
- Maintains stable operation up to 55°C ambient

System Integration:
- PCIe Gen2 x1 lane bandwidth (up to 4 GB/s theoretical)
- Minimal thermal interference with host system due to isolated cassette design

Limitations:
- Designed exclusively for Nuvo-2500E series (not compatible with Nuvo-2500P or Nuvo-2510VTC)
- Requires adequate DC power supply to support full PoE load

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### 8. Standards & Compliance

Electrical and Safety Standards:
- IEEE 802.3at (PoE+)
- IEEE 802.3u (Fast Ethernet)
- IEEE 802.3ab (Gigabit Ethernet)

Environmental and Mechanical Compliance:
- IEC60068-2-64 (vibration)
- IEC60068-2-27 (shock)

Electromagnetic Compatibility:
- CE/FCC Class A
- EN 55022 (emission)
- EN 55024 (immunity)

Quality and Manufacturing:
- Manufactured under ISO 9001:2015 quality management system
- RoHS and REACH compliant materials

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### 9. Additional Information

Warranty:
- Standard 2-year limited warranty covering manufacturing defects and component failures under normal operating conditions.

Technical Support:
- Neousys provides comprehensive technical documentation, driver packages, and firmware updates via its official support portal.
- Dedicated engineering support for system integration and custom configuration.

Maintenance:
- Periodic inspection of fan operation and heat sink cleanliness recommended.
- Firmware and driver updates available through Neousys support channels.

Software and API Support:
- Compatible with Neousys WDT_DIO and PoE Port API libraries.
- Supported operating systems: Windows 7/8/10 (32/64-bit), Ubuntu 14.04 or later.
- PoE port control functions include:
- `EnablePoEPort(port)` – activates PoE power on specified port
- `DisablePoEPort(port)` – deactivates PoE power
- `GetStatusPoEPort(port)` – retrieves current port status

Maintenance Environment:
- Ensure adequate airflow around the cassette module.
- Avoid exposure to conductive dust or corrosive environments.
- Maintain DC input voltage within specified range for stable PoE operation.

Ordering Information:
- OPT N2-PoE4P: PCIe-PoE4+ expansion module for Nuvo-2500E
- Compatible Systems: Nuvo-2500E fanless embedded controller
- Optional Accessories: Fankit-25, DINRAIL-25, PA-60W-OW

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### Summary

The Neousys OPT N2-PoE4P PCIe-PoE4+ Expansion is a purpose-built industrial-grade module that extends the networking and power capabilities of the Nuvo-2500E embedded platform. By integrating four IEEE 802.3at PoE+ ports within a thermally optimized cassette, it enables high-performance, reliable, and compact deployment of PoE-powered devices in industrial automation, machine vision, and surveillance applications. Its rugged design, wide temperature tolerance, and compliance with stringent EMC and safety standards make it a robust solution for mission-critical embedded systems.