Beckhoff EP7211-0034, Пример применения

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STO function with EP7211-0034 (category 3, PL d)
EP7211-0034 - STO Function 15 Version: 1.0.0
CAUTION
Category
This structure is possible up to category 3 at the most.
MTTF
D
Designation for each channel Range for each channel
low 3 years ≤ MTTF
D
< 10 years
medium 10 years ≤ MTTF
D
< 30 years
high 30 years ≤ MTTF
D
≤ 100 years
DC
Name Range
none DC < 60 %
low 60 % ≤ DC < 90 %
medium 90 % ≤ DC < 99 %
high 99 % ≤ DC
NOTE
Diagnostic coverage
For practical usability, the number of the ranges was limited to four. An accuracy of 5% is assumed for the
limit values shown in this table.