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General| Brand | Pepperl+Fuchs |
|---|---|
| Model | KFD2-STC4-Ex Series |
| Category | Power Supply |
| Language | English |
General information on using the device in control circuits related to functional safety.
Describes the intended use of isolated barriers and signal conditioners for transmitters in hazardous areas.
Provides manufacturer details and lists product variants up to SIL2 and SIL3.
Lists device-specific and system-specific standards and directives relevant to functional safety.
Details system structure, covering low/high demand modes and safe failure fraction for planning.
Lists assumptions made during the FMEDA analysis for device operation and failure rate calculations.
Defines the safety function of devices and the conditions for their safe state.
Presents key safety parameters like SIL, HFT, SFF, PFDavg, PFH according to IEC 61508.
Lists the safety-relevant and non-safety-relevant interfaces of the device.
States that device configuration is not necessary and not possible.
Discusses the concept of useful life time for components and its impact on failure calculations.
Provides guidance on installation and commissioning, emphasizing SIL level consideration and testing.
Outlines the procedure for recurring proof tests to reveal dangerous failures, including required equipment.
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