Item Instrument Height (m) Sampling interval Recording interval Averaging time
Downward short-wave radiation Solar and infrared radiometer (MR-40, EKO Instruments, Japan) 1.5   10 min  
Upward short-wave radiation Solar and infrared radiometer (MR-40, EKO Instruments, Japan) 1.5   10 min  
Downward long-wave radiation Solar and infrared radiometer (MR-40, EKO Instruments, Japan) 1.5   10 min  
Upward long-wave radiation Solar and infrared radiometer (MR-40, EKO Instruments, Japan) 1.5   10 min  
Wind speed 3-cup anemometer (WMS302, Vaisala Oyj, Finland) 3   10 min  
Wind direction Wind vane (WMS302, Vaisala Oyj, Finland) 3   10 min  
Air temperature Temperature probe (HMP45D, Vaisala Oyj, Finland) 1.2   10 min  
Relative humidity Humidity probe (HMP45D, Vaisala Oyj, Finland) 1.2   10 min  
Air pressure Barometer (PMT16A, Vaisala Oyj, Finland) 1.5   10 min  
Precipitation Tipping bucket rain gauge (QMR102, Vaisala Oyj, Finland) 1.2   10 min