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Please note: In order to be able to measure laboratory air coincidence-free with a clean
room counter, the VKL 100 is connected before the OPC. Normally, the dilution system VKL
10 is used during a cascading as the first system.
Particle classification
(µm)
0,2
0,3
0,5
0,7
1
2
3
5
Sum
Table 1:
Measurement 1
With a polydisperse aerosol, which is not constant concerning the concentration, e.g.
laboratory air, the respective number of total particles must be set in relationship when
determining the dilution factor.
Formula 2: Calculation of the dilution system of the test system
V
V005-06-2020
ERSION
Number
Particle classification
(µm)
151648
0,2
71604
0,3
4305
0,5
360
0,7
82
16
1
0
228016
Sum
Table 2:
Measurement
2
O
M
PERATION
1
2
3
5
VKL 10 /100
ANUAL
Number
15166
7290
524
65
21
3
0
2
23071
25
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