TRIMOS V7 User Manual

V7 / V9
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Process center capability index
Cpk
σ 3
)( XUTLNOM −+
ou
σ 3
)(
LTLNOM
X
+−
Percentage of faulty parts
% Def
100
)()(
x
N
NGNG ++−
Minimum value stored
Xmin
Maximum value stored
Xmax
Standard deviation (based on a sample)
s
1
)(
1
2
−
−
∑
=
N
XXi
N
i
Lower control or influence limit
-3 σ
X
– 3 σ
Upper control or influence limit
+3 σ
X
+ 3 σ
Machine capability
Cm
s
LTLUTL
6
−
Machine process capability index
Cmk
s
XUTLNOM
3
)( −+
ou
s
LTLNOMX
3
)( +−
Number of value below the lower tolerance limit
-NG
Number of values above the upper tolerance limit
+NG
Number of classes of the histogram
NClass
≈
N
Class width of the histogram
WClass

TRIMOS V7 Specifications

General

Brand	TRIMOS
Model	V7
Category	Measuring Instruments
Language	English