Siemens SIMATIC MV500, Operating Instructions Manual, Page: 60 / 294

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SIMATIC MV500
60
Operating Instructions, 03/2021, C79000-G8976-C494-05
Table 3- 5 Assignment of the numeric grading of AS9132 Rev. A to the quality grades
Quality features
(abbreviation)
Quality grades Comment
4 3 2 1 0
Angle of distortion (AOD) < 3.5 < 7 -- -- >7 --
Module center offset (CO_) C1 < 2 % C2 < 2 % -- -- C2 > 2 % C1 is the number of mod-
ules with a center offset
less than 10% of the mod-
ule size
C2 is the number of mod-
ules with a center offset
less than 20% of the mod-
ule size
Module size offset (SO_) C1 < 2 % C2 < 2 % -- -- C2 > 2 % C1 is the number of mod-
ules with a size offset
between 70% and 90% of
the module size
C2 is the number of mod-
ules with a size offset
between 60% and 105% of
the module size
Module fill (MF_) 65% ... 1
05 %
-- -- -- < 65 % or
>105 %
Reference only, 80% is
ideal
Nominal module size (NMS) Reference only, no grading --
Ovality (OV_) C1 < 2 % C2 < 2 % -- -- C2 > 2 % C1 and C2 is the number
of modules with an ovality
greater than 20% of the
module size
Contrast Reference only, no grading