Related Manuals for Pepperl+Fuchs KFD2-SR3-Ex2.2S
Summarization of Contents
Introduction to Functional Safety
Safety Information and Use
Details target group, intended use, and improper use of the safety device.
Symbols and Warnings Used
Explains warning messages and informative symbols for hazard and action identification.
Product Description and Features
Device Functionality
Describes the general function, signal conditioning, and specific models KFD2-SR3-2.2S and KFD2-SR3-Ex2.2S.
Device Interfaces
Lists safety relevant and non-safety relevant interfaces, and refers to datasheet for connections.
Product Marking and Compliance
Details manufacturer information and SIL rating indication on the product.
Functional Safety Standards
Lists device-specific and system-specific standards for functional safety, including IEC/EN.
Functional Safety Planning
System Structure and Modes
Explains system structure for low demand and high demand modes, and defines Safe Failure Fraction (SFF).
Assumptions for SIL 2 Application
Details assumptions made during FMEDA, failure rates, and specific requirements for SIL 2 applications.
Safety Function and Safe State
Defines the safe state and safety function, including DIP switch settings and line fault detection.
Characteristic Safety Values
Presents key safety parameters like PFDavg, PFH, SFF, HFT, and MTBF according to IEC 61508.
Useful Lifetime Considerations
Discusses assumptions on constant failure rate, bathtub curve, and factors affecting useful lifetime.
Mounting and Installation
Device Configuration
Details the steps for configuring the device using DIP switches before installation.
Operation and Proof Test
Device Operation
Provides instructions for operating the device safely and outlines important danger warnings.
Proof Test Procedure
Explains the requirements and procedure for recurring proof tests to ensure safety functions.
Maintenance and Repair
Maintaining, Repairing or Replacing the Device
Outlines procedures for safe maintenance, repair, and replacement of the safety device.
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