|
Measurement
|
Sensor type
|
Manufacturer: Model
#
|
Resolution
|
Range
|
Accuracy
|
Ref.
|
|
Wind speed
|
R. M. Young Model
85000
|
JAMMET-WND Ultra-sonic
type
Model Y85000
|
0.1 m s-1
|
0 to 70 m s-1 (threshold
ca. 1 m s-1)
|
±2-3 %
|
[7]
|
|
Wind direction
|
PCI
TCM2.6
(compass)
|
JAMMET-WND Ultra-sonic
type
Model Y85000
|
1 °
|
0 to 360°
|
±1°
|
[7]
|
|
Air temperature
|
Rotronic MP-101A sensor
|
JAMMET-HRH Model
RM103A
|
0.01°C
|
-40
to 60 °C
|
±0.05 °C
|
[7]
|
|
Relative Humidity
|
Rotronic MP-100H sensor
|
JAMMET-HRH Model
RM103A
|
0.01 % RH
|
0-100 % RH
|
±0.3 % RH
|
[7]
|
|
Barometric Pressure
|
Drug Model PMP4000
|
JAMMET-BAR Model
DP4000
|
0.02 hPa
|
800 to 1200 hPa (Note:
1)
|
0.3 hPa.
|
[7]
|
|
Downwelling
shortwave radiation
|
Eppley
Precision Spectral Pyranometer (PSP)
|
Star Engineering:
ASIMET Shortwave Radiation Module (SWR)
|
0.1 W m-2
|
0 to 1400
W m-2 (Note: 1)
|
2 W m-2
|
[1]
|
|
Downwelling
longwave radiation
|
Eppley
Precision Infrared Radiometer (PIR)
|
Star Engineering:
ASIMET Longwave Radiation Module (LWR)
|
0.1 W m-2
|
0 to 700
W m-2
|
2 W m-2
|
[1]
|
|
Water Temperature
|
|
HOBO U12 Deep Ocean Water
Temperature Logger
U12-015-03
|
0.025°C
|
-40
to 125 °C
|
±0.22 °C
|
[8]
|
|
Sea Bird SBE37-SM (MicroCAT) etc.
|
|
Sea surface and subsurface temperature
|
ultra-stable
aged thermistor
|
Sea Bird Electronics: SBE37-SM (MicroCAT),
SBE39-IM,
SBE37-IM
|
0.0001°C
|
-3 to 33 °C (Note: 2)
|
±0.002°C
|
[2]
[4]
[3]
|
|
Sea surface and subsurface Salinity
|
ultra-precision Wien-Bridge oscillator
|
Sea Bird Electronics: SBE37-SM (MicroCAT),
SBE37-IM
|
0.00001
S m-1
|
0 to 6.5
S m-1 (Note: 2)
|
±0.0003
S m-1
|
[2]
[3]
|
|
Water pressure
|
Druck sensor
|
Sea Bird Electronics: SBE37-SM (MicroCAT),
SBE39-IM
|
0.002% FS
|
7000 m
1000 m
|
±0.1% FS
|
[2]
[4]
|
|
NORTEK
Aquadopp current meter (IM400)
|
|
Current velocity
|
the
Doppler shift measurement
|
NORTEK
|
---
|
± 3m/s (Note:
2)
|
1% of measured value ± 0.5 cm/s
|
[6]
|
|
Temperature
|
Thermistor embedded in head
|
NORTEK
|
0.01°C
|
–4°C to 40°C
|
0.1°C
|
[6]
|
|
Pressure
|
Piezoresistive
|
NORTEK
|
Better than 0.005% of full scale per sample
|
0 to 400 m
|
0.5% full scale per sample
|
[6]
|
|
Vaisala Weather
Transmitter WXT520
|
|
Wind speed
|
---
|
Vaisala WINDCAP®sensor
|
0.1 m/s
|
0 to 60 m/s
|
±0.3 m/s or ±3%,
whichever is greater
|
[5]
|
|
Wind direction
|
---
|
---
|
---
|
---
|
---
|
Not
available
|
|
Air temperature
|
---
|
---
|
0.1 °C
|
-52 to +60 °C
|
±0.3 °C
|
[5]
|
|
Relative Humidity
|
---
|
---
|
0.1 %RH
|
0 to 100 %RH
|
±3 %RH within
0 to 90
%RH
|
[5]
|
|
Barometirc pressure
|
---
|
---
|
0.1 hPa
|
600 to 1100 hPa
|
±0.5 hPa at 0 ... 30 °C
|
[5]
|
|
Precipitation
|
---
|
Vaisala RAINCAP® Sensor
|
0.01 mm
|
0 to 200 mm/h
|
5%
|
[5]
|
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