Figures
9-1.
Failure Characteristics of Electronic Devices (”Bathtub” Curve)
. . . . . . . . . . . . 9 - 2
9-2.
Distribution of Failure Occurrences in Installations Incorporating
Programmable Controllers
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9 - 3
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EWA 4NEB 811 6148-02