![GMX400](http://www.rtpl.in/46-large_default/gmx400.jpg)
![GMX400](http://www.rtpl.in/46-large_default/gmx400.jpg)
The Gill MaxiMet GMX400 combines the GMX100 and GMX300 into a single unit. It is extremely compact, robust and lightweight, enabling accurate measurement of precipitation plus a wide range of weather parameters.
Three double-louvered naturally aspirated radiation shields deliver long term highly accurate weather data. Parameters measured include temperature, relative humidity, barometric pressure, absolute humidity, air density and wet bulb temperature.
• Temperature, humidity and pressure sensor
• Naturally aspirated
• UV stable radiation shield
• Dust and precipitation protected
• Precipitation sensor
• Optical rain gauge
• No moving parts unlike tipping bucket rain gauges
• Lightweight and compact
• Robust construction
• Low power consumption
• No moving parts
• Extremely low maintenance
• 24 months warranty