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Airmar - 200WX NMEA 0183 / 2000® WeatherStation® - Relative Humidity - RS232


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Airmar - 200WX NMEA 0183 / 2000® WeatherStation® - Relative Humidity - RS232

The 200WX NMEA 0183 / 2000® WeatherStation® with Relative Humidity and RS232 interface. This advanced weather monitoring solution is tailored for land-based, mobile, and standalone operations, offering a rich array of sensors housed within a durable, rugged enclosure. Designed to withstand the challenges of diverse environments, the 200WX provides essential weather information for applications ranging from TV-news reporting to military operations.

The Airmar 200WX WeatherStation is an optimal choice for mobile, land-based, and standalone weather monitoring applications. Its compact yet robust design, coupled with an IPX6 rating, makes it suitable for deployment on moving platforms such as TV-news vehicles and military vehicles. The device calculates theoretical wind speed and direction based on apparent wind, vehicle speed, and heading. With its internal GPS and electronic compass, the 200WX delivers accurate heading, position, speed-over-ground, and course-over-ground data, essential for dynamic weather monitoring on the move.

Key Highlights

  • Comprehensive Weather Data: The 200WX offers ultrasonic measurement of apparent and theoretical wind speed and direction, barometric pressure measurement, and relative humidity sensing, enabling users to access a wide range of meteorological data for informed decision-making.
  • Robust Construction: Housed in a rugged, IPX6-rated enclosure, the 200WX is designed to withstand harsh environmental conditions, ensuring reliable performance in demanding applications.
  • Advanced Sensor Technology: Equipped with a three-axis electronic compass, rate gyro, and accelerometer, the 200WX provides accurate heading, rate-of-turn, pitch, and roll information, essential for precise weather data processing.


  • Brand: Airmar Technology
  • Air Temp Accuracy: ±1.1°C at 20°C
  • Barometric Pressure Accuracy: ±0.5 hPa at 25°C (or better)
  • Communications Available Hardware Interface: Serial RS-232, Serial RS-422, CAN
  • Operating Temp Range: -25 to 55°C (-13 to 131°F)
  • Power Supply Voltage: 9 to 40 VDC
  • Recommend Use: Land Based, Mobile
  • Waterproof Rating: IPX6 (Relative Humidity/IPX4)

User Perspective

From meteorologists and environmental scientists to military personnel and outdoor enthusiasts, the Airmar 200WX WeatherStation offers invaluable insights into prevailing weather conditions. Its user-friendly interface, compact design, and comprehensive sensor suite make it an indispensable tool for a wide range of applications, enhancing safety, efficiency, and decision-making capabilities.


  • Accurate and comprehensive weather data collection
  • Rugged and durable construction suitable for outdoor and mobile applications
  • Advanced sensor technology for precise and reliable performance


  • Optional features such as relative humidity measurement may entail additional cost
  • Installation and setup may require technical expertise

Frequently Asked Questions

Can the Airmar 200WX be used for marine applications?

While primarily designed for land-based and mobile use, the 200WX can be adapted for marine applications with appropriate mounting and installation considerations.

Is the relative humidity module field-serviceable?

Yes, the relative humidity module is field-serviceable, allowing users to add or remove it as needed to suit specific weather monitoring requirements.

What is the recommended cable length for data output?

The 200WX supports data output via a single cable, with various lengths available to accommodate different installation configurations.

Does the 200WX require calibration?

While the 200WX is factory-calibrated, periodic calibration may be recommended to maintain optimal accuracy, especially in extreme operating conditions.

Is the 200WX compatible with third-party weather monitoring software?

Yes, the 200WX supports multiple communication protocols, including NMEA 0183 and NMEA 2000, allowing seamless integration with a wide range of third-party weather monitoring software and systems.

In conclusion, the Airmar 200WX NMEA 0183 / 2000® WeatherStation® with Relative Humidity and RS232 interface stands as a versatile and reliable solution for mobile, land-based, and standalone weather monitoring applications. With its robust construction, advanced sensor technology, and comprehensive data collection capabilities, it provides users with the accurate and real-time weather information needed to make informed decisions and enhance operational efficiency across various industries. While initial setup and optional features may require additional investment and technical expertise, the 200WX ultimately proves its worth as an essential tool for weather monitoring in diverse environments.

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