Note: To avoid RF interference problems and possible damage to the MP modem, do not power on the MP modem before connecting the Main RF antenna.

Rev 1.5 Jul.08

Hardware and Software Installation

Install the antennas and cables

Note: When connecting the cables, hand-tighten the connectors; do not use tools.

To install the Main RF, GPS, and AP antennas:

1.Mount each antenna according to the instructions provided with it.

2.Thread the antenna cables to the MP modem. Secure the cables as necessary.

3.Connect the Main RF antenna cable to the TNC connector on the rear of the MP modem.

4.If you are using GPS, connect the GPS antenna cable to the GPS antenna connector on the rear of the MP modem.

5.If you are using WAP, connect the AP antenna cable to the AP antenna connector on the rear of the MP modem. (MP 875 only)

GPS antenna

AP antenna

Serial Host

USB Host GPS Ethernet Host

AP

I/O

Main RF

 

Power

Main RF antenna

Figure 3-5: The MP modem’s SMA connector for the GPS and AP antennas (top), and the TNC connector for the Main RF antenna (bottom).

The AP antenna must be installed by a professional and there must be a separation of at least 20 cm. between the AP antenna and the main RF antenna.

Note:

Step 3—Install the power harness

In a typical installation, the MP modem is connected to the vehicle’s battery with the power harness. The MP modem supports a voltage range between 9 volts direct current (VDC) and 36 VDC, and is designed for both 12 VDC and 24 VDC vehicle electrical systems.

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Sierra Wireless MP 875 manual Install the power harness, Install the antennas and cables

MP 875 specifications

The Sierra Wireless MP 875 is a cutting-edge device designed to cater to the needs of modern IoT applications and mobile networking solutions. This rugged mobile router stands out for its robustness, versatility, and advanced features, making it an ideal choice for industries such as transportation, public safety, and remote work environments.

At the heart of the MP 875 is its support for both LTE and advanced LTE-A technologies, providing high-speed internet access with speeds reaching up to 300 Mbps. This enables seamless connectivity for multiple devices, supporting applications such as video streaming, real-time data transfer, and cloud-based solutions. The dual-SIM capability enhances network reliability and allows for automatic failover, ensuring continuous connectivity even in remote locations.

One of the key characteristics of the MP 875 is its rugged design, built to withstand tough environmental conditions. The IP67-rated casing ensures protection against dust and water, making it suitable for deployment in harsh outdoor settings. Its wide operating temperature range further enhances its versatility, allowing it to function effectively in extreme heat or cold.

Another notable feature is the onboard Wi-Fi, which supports both 2.4 GHz and 5 GHz bands, enabling the connection of multiple devices with minimal interference. This dual-band functionality provides users with the flexibility to optimize their wireless connections based on their specific requirements. Additionally, the MP 875 includes comprehensive security features, such as VPN support, firewall protection, and advanced encryption protocols to safeguard sensitive data.

Moreover, the device supports various IoT applications, including fleet management, asset tracking, and telemetry. With built-in GPS capabilities, users can easily track the location of their assets or vehicles in real-time, enhancing operational efficiency and safety.

The MP 875 also boasts a user-friendly management interface, allowing for straightforward configuration and monitoring of devices. Remote management capabilities facilitate streamlined updates and troubleshooting, reducing downtime and improving overall productivity.

In conclusion, the Sierra Wireless MP 875 is an advanced mobile router that excels in providing reliable, high-speed connectivity in a rugged form factor. Its blend of LTE technologies, robust design, and comprehensive security features makes it an exceptional choice for businesses looking to leverage the power of IoT and mobile networking. Whether for transporting goods, managing public safety operations, or enabling remote work solutions, the MP 875 is a reliable partner for modern connectivity needs.