Campbell Scientific LP02 Hukseflux Pyranometer User Manual
Page 15
LP02 Pyranometer
Compatible Dataloggers:
CR800
CR850
CR1000
CR3000
CR9000(X)
CR5000
CR23X
CR10(X)
CR510
CR500
21X
CR7
Overall classification according to ISO
9060 / WMO:
Second class pyranometer
Response time for 95% response:
18 s
Zero offset (response to 200 W m
–2
net
thermal radiation):
<15 W m
–2
Zero offset (response to 5 K/h change
in ambient temperature):
<4 W m
–2
Non-stability:
<1% change per year
Non-linearity:
<±1% (100 to 1000 W m
–2
)
Directional response for beam
radiation:
within ±25 W m
–2
Spectral selectivity:
±5% (280 to 3000 nm)
Temperature response
(within an interval of 50°C):
±3% (–10° to +40°C)
Tilt response:
within ±2%
Sensitivity (nominal):
15 μV(W m
–2
)
Expected voltage output:
0.1 to +50 mV in natural sunlight
Operating temperature range:
–40° to +80°C
Sensor resistance:
Between 40 and 60 Ω
Range:
0 to 2000 W m
–2
Cable replacement:
Cable can be replaced by the user
Spectral range:
280 to 3000 nm (50% transmission
points)
Leveling:
Level and leveling feet included
Expected accuracy for daily sums:
±10%
Dome diameter:
3 cm (1.2 in)
Height:
5.9 cm (2.3 in)
Body diameter:
7.8 cm (3.1 in)
Weight with 15 ft cable:
363 g (0.8 lb)
1
Guide to Meteorological Instruments and Methods of Observation, fifth
edition, WMO, Geneva and ISO9060
9