Design of environment information acquisition unit in greenhouse

In order to measure real-time information of greenhouse environment, An information acquisition unit was designed, which can measure temperature and humidity, CO2, light and other factors in greenhouses. And details of selection sensors are introduced. It obtains data of environmental factors through different sensors, then the computer system in control room stores and handles the data. The unit can well complete the information collection, and can meet farmers´ demands for effective management of parameters in greenhouses.