P4.30-3 Meteo dataloggers & sensors: various 16.89.08 Level sensor for class A evaporation pan 16.98.41 Air temperature and -humidity sensor 16.98.43 Radiation screen For air temperature and humidity sensor. 16.98.36 and 16.98.37 Sensors for measurement of the global radiation 16.98.38 and 16.98.39 16.99.35 Radiation sensor, type PAR quantum 16.99.36 Radiation sensor, type PAR ‘special’ 16.99.39 Radiation sensor 19.05.01 Tube solarimeter 16.98.45 Soil temperature sensor 16.99.20 Soil temperature sensor 14.26.06 Soil moisture sensor 14.04.08 Tensior 3 tensiometer  14.04.09 Tensior 4 tensiometer 14.22.05 and 14.27.05   Soil moisture blocks 16.98.55 Saltiphone 16.98.25 and 16.98.26  Water level sensors 16.99.25 Water level sensor 16.98.27 Air pressure reference box 16.98.81 Cable for direct communication  16.98.84 Cable for communication via line drivers 16.98.75 GSM modem for DL2e logger A GSM modem allows you to carry out remote reading and configuring of the meteostations. To this purpose the GSM network is used. 11.31 e-SENSE With the use of an SMS (Short Message Service) modem it is possible to program and read various intelligent sensors  (e+ sensors). The modem regularly reads the measurement information from all the sensors and sends the data in the form of SMS messages to a central Internet database. 16.99.50 Solar energy system, 1 W 16.99.51 Solar energy system, 2 W