MaxiMet GMX600 Compact Weather Station. Measured Parameters: Relative Wind Speed, Wind Direction, Air Temperature, Relative Humidity, Barometric Pressure, Precipitation and 2-Axis Compass Heading. Derived Parameters: Average Wind Speed & Direction, Corrected Direction, Gust Speed & Direction, Dew Point, Wet Bulb Temperature, Wind Chill, Heat Index, Absolute Humidity, Air Density, Pressure at Sea Level, Rain Fall Total, Intensity and Status. Outputs: RS232, 422, 485 (ASCII), SDI-12, NMEA, Modbus. Power Supply: 5-30vDC (Consumption 64mA @ 12vDC). ...