DeltaOHM HD31, Руководство по эксплуатации

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HD31
- 137 -
V1.6
LP471 SILICON-PYRA Probe for the measurement of global solar irradiance , with SI-
CRAM module.
Measuring range (W/m
2
) 0.1x10
-3
…999.9x10
-3
1.000…19.999 20.00…199.99 200.0…1999.9
Resolution(W/m
2
) 0.1x10
-3
0.001 0.01 0.1
Spectral range 400 nm…1100 nm
Calibration incertitude <3%
f
2
(response as law of cosines) <3%
f
3
(linearity) <1%
f
4
(error in instrument reading )
± 1digit
f
5
(fatigue) <0.5%
1 year drift <2%
Operating temperature
0…50 ° C
Typical response curve of LP471 SILICON-PYRA probe:
LP471 PYRA02 First Class Pyranometer , with SICRAM module.
LP471 PYRA03 Second Class Pyranometer , with SICRAM module.
LP471 PYRA02 LP471 PYRA03
Measuring range (W/m
2
) 0…2000
Resolution(W/m
2
) 1
Field of view
2 π sr
Spectral range 305 nm…2800 nm
Operating temperature -40…80 ° C
Technical features according to ISO 9060
Response time (95%) <28 s <30 s
Zero Offset
A) Response at 200 W/m
2
<15 W/m
2
<25 W/m
2
B) Response to 5 K/h ambient
temperature variation
<4 W/m
2
<6 W/m
2
Long-term instability (1 year) <1.5% <2.5%
Non linearity <1% <2%
Response according to law of cosines <18 W/m
2
<22 W/m
2
Spectral selectivity <5% <7%
Response depending on temperature <4% <8%
Response depending on Tilt <2% <4%
Relative spectral response
Pyranometer LP PYRA 02,
LP PYRA 03, LP PYRA 10
Pyranometer LP 471 SILICON-PYRA
Solar spectrum A.M. 1.5
W m
-2
nm
-1
spe
ct
ra
l i
rr
ad
ian
ce
λ
(nm)