Instrument

Mfg./Model

Variable (s)

Height^b

3D sonic anemometer

Campbell Scientific CSAT3

U, v, w, T_v, LE, H_s

1.8 - 5.2 m

Infrared gas analyzer

LI-COR 7500

CO₂, H₂O

0.84 - 5 m

HMP45C

PRT

T_a

1.55 - 5.3 m

Humidity probe

Honeywell HIH-4602C

RH

1.55 - 5.3 m

Infrared sensor

IRPT-P3, Apogee Inc.

T_s, T_c

0.84 - 5 m

Net radiometer

K & Z CM-21

R_n

1.4 - 6.1 m

Bucket

-

Rain

10 cm

SHFP

HFT-3.1

SHF^a

6, 8, 10 cm

Soil thermocouple

Campbell Scientific 107-L

SoilTC^a

2, 4, 6 cm

Soil moisture probe

Hydra 50 Hz

Hydra_V^a

5 cm