| Site name/FLUXNET ID: | Tsukuba/Site2-Jap | Brooks Field Site 11/US-Br3 | Konza Prairie/US-Kon | Goodwin Creek/US-Goo | Dripsey/IE-Dri | Vall dAlinya/ES-VDA | ||
| Variable | Units | Description | Model | Model | Model | Model | Model | Model |
| FG | W∙m−2 | Soil heat flux | Soil Heat Flux Plate (CPR-PHF-01, Cmimatec) | Soil Heat Flux Plate (HFT, REBS) | Soil Heat Flux Plate (HFT-3, REBS) | Soil Heat Flux Plate (HFP01SC, REBS) | Soil Heat flux plate (HFP01) | Soil Heat flux plate (HFP10SC, Hukseflux) |
| H | W∙m−2 | Sensible heat flux | Sonic Anemometer (DA-650, TR-61, AKAIJO SONIC Co.) | Sonic Anemometer (CSAT3, Campbell Scientific) | Sonic Anemometer (CSAT3, Campbell Scientific) | Sonic Anemometer (81,000 V, R. M. Young) | Sonic anemometer (CSAT, Campbell Scientific) | Sonic anemometer (R3A, Gill) |
| LE | W∙m−2 | Latent heat flux | - | Sonic Anemometer (CSAT3, Campbell Scientific) Open Path CO2/H2O Gas Analyzer (LI-7500, LI-COR) | Sonic Anemometer (CSAT3, Campbell Scientific) Infrared CO2/H2O Gas Analyzer (LI-6262, LI-COR) | Sonic Anemometer (81,001V, R. M. Young) Infrared CO2/H2O Gas Analyzer (Open-Path, ATDD/NOAA) | Sonic Anemometer (CSAT, Campbell Scientific) Open Path CO2/H2O Gas Analyzer (LI-7500, LI-COR) | Sonic Anemometer (R3A, Gill) Open Path CO2/H2O Gas Analyzer (LI-6262, LI-COR) |
| PREC | mm | Precipitation | Rain Gauge (WB0013-05, Yokogawa Denshikiki Co.) | - | - | Tipping Bucket Rain Gauge (TB3, Hydrological Services) | Rain gauge (arg100) | Precipitation Sensor (ARG 100, Environmental measurements Ltd) |
| PRESS | kPa | Barometric pressure | Barometric Pressure Sensor (PTB210, Vaisala) | - | - | Barometric Pressure Sensor (PTB101, Vaisala) | Barometric Pressure Sensor (PTB1001, Vaisala) | Sensor technics (model 144SC0811BARO) |
| RH | % | Relative humidity of air | Temperature/ Humidity Probe (CVS-HMP45D, Climatec) | Temperature/ Humidity Probe (HMP35, Vaisala) | Temperature/ Humidity Probe (HMP45C, Vaisala) | Temperature/ Humidity Probe (HMP50Y, Vaisala) | Temperature/ Humidity Probe (HMP45C, Vaisala) | Temperature & humidity transmitter (MP100, Rotronic) |
| Rn | W∙m−2 | Net radiation | Net Radiometer (CN-11, EKO Instruments) | Net Radiometer (Q*7.1, REBS) | Net Radiometer (Q*7.1, REBS) | Net Radiometer (Kipp-zonen, CNR1) | Net Radiometer (CNR1, Kipp-zonen) | Net Radiometer (CNR1, Kipp-zonen) |
| TA | deg C | Air temperature | Temperature/ Humidity Probe (CVS-HMP45D, Climatec) | Temperature/ Humidity Probe (HMP35, Vaisala) | Temperature/ Humidity Probe (HMP45C, Vaisala) | Temperature/ Humidity Probe (HMP50Y, Vaisala) | Temperature/ Humidity Probe (HMP45C, Vaisala) | Temperature & humidity transmitter (MP100, Rotronic) |
| T0 | deg C | Soil temperature | Soil temperature Probe (C-PTG-10, Climatec) | Thermocouple (Type T) | - | - | - | - |
| DTo | cm | Depth of measurement | 2 | 2 | 2 | 2 | 2.5 | 5 |