Table of Contents
Advertisement
Quick Links
Advertisement
Table of Contents
Related Manuals for Pepperl+Fuchs HiC2871A
Summary of Contents for Pepperl+Fuchs HiC2871A
- Page 1 PROCESS AUTOMATION MANUAL Functional Safety Solenoid Driver HiC2871A ISO9001...
- Page 2 Functional Safety HiC2871A With regard to the supply of products, the current issue of the following document is applicable: The General Terms of Delivery for Products and Services of the Electrical Industry, published by the Central Association of the Electrical Industry (Zentralverband Elektrotechnik und Elektroindustrie (ZVEI) e.V.) in its most recent...
-
Page 3: Table Of Contents
Functional Safety HiC2871A Content 1 Introduction........4 1.1 Content of this Document . -
Page 4: Introduction
Additionally, the following parts may belong to the documentation, if applicable: • EU-type examination certificate • EU declaration of conformity • Attestation of conformity • Certificates • Control drawings • FMEDA report • Assessment report • Additional documents For more information about functional safety products from Pepperl+Fuchs see www.pepperl-fuchs.com/sil. -
Page 5: Safety Information
Functional Safety HiC2871A Introduction Safety Information Target Group, Personnel Responsibility for planning, assembly, commissioning, operation, maintenance, and dismounting lies with the plant operator. Only appropriately trained and qualified personnel may carry out mounting, installation, commissioning, operation, maintenance, and dismounting of the product. -
Page 6: Symbols Used
Functional Safety HiC2871A Introduction Symbols Used This document contains symbols for the identification of warning messages and of informative messages. Warning Messages You will find warning messages, whenever dangers may arise from your actions. It is mandatory that you observe these warning messages for your personal safety and in order to avoid property damage. -
Page 7: Product Description
Functional Safety HiC2871A Product Description Product Description Function This isolated barrier is used for intrinsic safety applications. The device supplies power to solenoids, LEDs and audible alarms located in a hazardous area. The device is loop powered, so the available energy at the output is received from the input signal. -
Page 8: Planning
Functional Safety HiC2871A Planning Planning System Structure 3.1.1 Low Demand Mode of Operation If there are two control loops, one for the standard operation and another one for the functional safety, then usually the demand rate for the safety loop is assumed to be less than once per year. -
Page 9: Assumptions
Functional Safety HiC2871A Planning Assumptions The following assumptions have been made during the FMEDA: • Failure rate based on the Siemens standard SN29500. • Failure rates are constant, wear is not considered. • The safety-related device is considered to be of type A device with a hardware fault tolerance of 0. -
Page 10: Safety Function And Safe State
Functional Safety HiC2871A Planning Safety Function and Safe State Safe State The safe state of the output is the de-energized state. The output current is less than 50 A. Safety Function When the input signal is active, the output is activated. The safe state is introduced when the input voltage is below 5 V DC. -
Page 11: Characteristic Safety Values
Functional Safety HiC2871A Planning Characteristic Safety Values Parameters Characteristic values Assessment type Full assessment Device type Mode of operation Low demand mode, high demand mode or continuous mode SIL (SC) Safety function The output is de-energized if the input is in low... -
Page 12: Useful Life Time
As noted in DIN EN 61508-2:2011 note N3, appropriate measures taken by the manufacturer and plant operator can extend the useful lifetime. Our experience has shown that the useful lifetime of a Pepperl+Fuchs product can be higher if the ambient conditions support a long life time, for example if the ambient temperature is significantly below 60 °C. -
Page 13: Mounting And Installation
Functional Safety HiC2871A Mounting and Installation Mounting and Installation Installing the Device 1. Observe the safety instructions in the instruction manual. 2. Observe the information in the manual. 3. Observe the requirements for the safety loop. 4. Connect the device only to devices that are suitable for this safety application. -
Page 14: Operation
Functional Safety HiC2871A Operation Operation Danger! Danger to life from missing safety function If the safety loop is put out of service, the safety function is no longer guaranteed. • Do not deactivate the device. • Do not bypass the safety function. - Page 15 Div. 1, 2 Div. 2 Figure 5.1 Proof test set-up for HiC2871A The easiest way to test HiC devices is by using a stand-alone HiCTB**-SCT-***- **-** termination board. In this test, it is not necessary to disconnect the wiring of...
-
Page 16: Maintenance And Repair
Functional Safety HiC2871A Maintenance and Repair Maintenance and Repair Danger! Danger to life from missing safety function If the safety loop is put out of service, the safety function is no longer guaranteed. • Do not deactivate the device. • Do not bypass the safety function. -
Page 17: List Of Abbreviations
Functional Safety HiC2871A List of Abbreviations List of Abbreviations Emergency Shutdown Failure In Time in 10 FMEDA Failure Mode, Effects, and Diagnostics Analysis Probability of safe failure Probability of dangerous detected failure Probability of dangerous undetected failure ... - Page 18 Functional Safety HiC2871A Notes...
- Page 19 Functional Safety HiC2871A Notes...
- Page 20 PROCESS AUTOMATION – PROTECTING YOUR PROCESS Worldwide Headquarters Pepperl+Fuchs GmbH 68307 Mannheim · Germany Tel. +49 621 776-0 E-mail: info@de.pepperl-fuchs.com For the Pepperl+Fuchs representative closest to you check www.pepperl-fuchs.com/contact www.pepperl-fuchs.com Subject to modifications Copyright PEPPERL+FUCHS • Printed in Germany DOCT-5886 11/2017...