5
Competence in Functional Safety
Functional safety of globe valves, rotary plug valves, ball valves and butterfly valves
3 Intended use of this manual
This manual is intended to assist planners and operators during the integration of control valves into a safety loop as
part of the safety function and to enable them to safely operate control valves.
This manual contains information, safety-related data and warnings concerning the functional safety in accordance
with IEC 61508 and concerning the application in the process industry in accordance with IEC 61511. It does not con-
tain any particular details on other safety requirements, such as explosion protection or electrical safety.
Safety-instrumented systems are to be commissioned and maintained by qualified personnel only. Refer to the corre-
sponding mounting and operating instructions of the valve.
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