Delta OHM HD2302.0, Manual, Page: 20 / 32

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IRRADIANCE measurement probe LP 471 RAD complete with SICRAM module and
equipped with the instrument
Measurement range (W/m
2
):
0.1 10
-3 … 999.9 10 -3
1.000…19.999 20.00…199.99 200.0…1999.9
Resolution (W/m
2
): 0.1 10
-3
0.001 0.01 0.1
Spectral range:
400 nm…1050 nm
Calibration uncertainty: <5%
f
2
(response according to the cosine law): <6%
f
3
(linearity): <1%
f
4
(instrument reading error):
1 digit
f
5
(fatigue): <0.5%
Drift after 1 year: <1%
Functioning temperature:
0…50 C
Typical response curve
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
350 450 550 650 750 850 950 1050
Lambda (nm)
R
e
la
ti
v
e
s
p
e
c
tr
a
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re
s
p
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s
e