4040+e_22.docx / 06.10.17
ROBERT RIELE GmbH & Co KG
Page 69
11.5
TECHNICAL SPECIFICATIONS
Description according to DIN 58960 part 4
A
Identification
A.1
Type of photometer:
Photometer
4040
+
A.2
Model:
4040
+
A.3
Instruction for use:
Photometer
4040
+
, user manual
A.4
Manufacturer
ROBERT RIELE GmbH & Co KG
Kurfuerstenstrasse 75-79
13467 Berlin
Germany
DECLARATION OF CONFORMITY:
The above mentioned absorption photometer is in conformity with the following metrological description.
Berlin, November 2016
ROBERT RIELE GmbH & Co KG
W. Riele
B
Metrological description
B.1
Measuring System
B.1.1
Optical configuration:
cf. Figure
B.1.2
Source[s] of radiation:
LED
B.1.3
Spectroscopic apparatus:
filter wheel
B.1.4
Radiation detector[s]:
photodiode
B.1.5
Cuvette[s]/cell[s]:
10 mm glass or plastic cuvette (square
shaped)
B.1.6
Temperature regulation of the cuvette:
37 °C
B.1.7
Displayed units:
absorbance, mass concentration,
enzyme activity
B.1.8
Display device:
digital display,
absorbance: 0.000 to 2.500
mass concentration: 0.000 to 9999
enzyme activity: 0.000 to 9999
B.2
Method of measurement
B.2.1
Generation of spectral absorbance A(
)
monochromatic measurement
B.2.2
Zero compensation of spectral absorbance
manual
B.2.3
Control of the measured spectral absorbance:
with an absorption reference
solution (see manual)
B.2.4
Determination[s] of concentration:
Lambert-Beer-Equation