Siemens SIMATIC MV440 Operating Instructions Manual page 56

Image processing
4.2 Code verification
Assignment of the numeric grade of ISO/IEC 15415 to the quality levels
Grade (abbreviation)
Axial non-uniformity
(AN_)
Fixed pattern damage (FPD)
Grid non-uniformity (GN_)
Modulation (MOD)
Print growth
Reference decode (RD_)
Symbol contrast (SC_)
Unused error correction (UEC)
54
4 3
≤0.06 ≤0.08
This measurement is made in a three-stage process. There is no
direct correlation between the intermediate results and the quality
≤0.38 ≤0.50
This measurement is made in a three-stage process. There is no
direct correlation between the intermediate results and the quality
Reference only, no grading
pass
≥0.70 ≥0.55
≥0.62 ≥0.50
2 1
≤0.10 ≤0.12
grade.
≤0.63 ≤0.75
grade.
≥0.40 ≥0.20
≥0.37 ≥0.25
SIMATIC MV420 / SIMATIC MV440
Operating Instructions, 04/2013, A5E02371045-06
0 Comment
>0.12
>0.75
X and Y
fail
<0.20
<0.25