5010e_513.doc / 22.01.10
B.3
Specified measuring range
B.3
Specified measuring range
Outside the specified measuring range and under rated operating conditions other than those
stated in section B.4, the maximum permissible errors given in section B.5 can be exceeded.
B.3.1 Spectral absorbance A(λ): 0 A to 2.5 A
B.3.2 Wavelength λ useable for measurements: 340 nm to 800 nm
B.4
Specified Operation conditions
B.4.1 Spectral transmittance of the cuvette: > 75 %
B.4.2 Warm-up time: 15 min
B.4.3 Operating voltage [mains]: between 90 V
AC
and 264 V
AC
at 50/60 Hz
B.4.4 Ambient temperature: 15 °C to 35 °C
B.4.5 Sound pressure level SPL < 50 dB
B.5
Maximum permissible errors and other limiting values
B.5.1 Photometric uncertainty of the spectral absorbance: max ± 3 %
B.5.2 Photometric short-time variation coefficient: ≤ 1 %
B.5.3 Uncertainty of wavelengths: max ± 2 nm
B.5.4 Spectral half-width of spectral radiation flux at
detector: ≤ 10 nm
B.5.5 Percentage of wavelength integrated false
radiation ( measured at 340 nm as transmittance
of a cut-off filter NaNO
3
): ≤ 0.1 %
B.5.6 Uncertainty of temperature regulation: ≤ 0.2 °C
B.5.7 Specimen related carry-over ratio:
measure according to Broughton with
p-Nitro phenol ≤ 3 %
OPTIC CONSTRUCTION
The path of rays is directed from the back to the front of the device. Insert standard cuvette accordingly.
Diaphragm 1 Diaphragm 2 Diaphragm 3 Diaphragm 4
Lens 1 Lens 2 Lens 3 Lens 4
Cuvette Cuvette adaptor Photodiode Filter
Glass for heat absorption
Halogen lamp
ROBERT RIELE GmbH & Co KG Page 71 10 - TECHNICAL DATA TECHNICAL DATA
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