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2、nd testsThe European Standard EN 61131-2:2007 has the status of a British StandardICS 25.040.40; 35.240.50Programmable controllers Part 2: Equipment requirements BRITISH STANDARDBS EN 61131-2:2007BS EN 61131-2:2007Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 29/04/2008 04:03, Uncontrolled
3、Copy, (c) BSIThis British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 January 2008 BSI 2008ISBN 978 0 580 55236 6Amendments issued since publicationAmd. No. Date Commentsrequest to its secretary.This publication does not purport to include all the
4、necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations.National forewordThis British Standard is the UK implementation of EN 61131-2:2007. It is identical to IEC 61131-2:2007. It supersede
5、s BS EN 61131-2:2003 which is withdrawn.The UK participation in its preparation was entrusted by Technical Committee GEL/65, Measurement and control, to Subcommittee GEL/65/2, Elements of systems. A list of organizations represented on this committee can be obtained on EUROPEAN STANDARD EN 61131-2 N
6、ORME EUROPENNE EUROPISCHE NORM September 2007 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2007 CENELEC - All rights of explo
7、itation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61131-2:2007 E ICS 35.240.50; 25.040.40 Supersedes EN 61131-2:2003English version Programmable controllers - Part 2: Equipment requirements and tests (IEC 61131-2:2007) Automates programmables - Partie 2: Spcifi
8、cations et essais des quipements (CEI 61131-2:2007) Speicherprogrammierbare Steuerungen - Teil 2: Betriebsmittelanforderungen und Prfungen (IEC 61131-2:2007) This European Standard was approved by CENELEC on 2007-08-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations wh
9、ich stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This Europea
10、n Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the
11、 national electrotechnical committees of Austria, Belgium, Bulgaria, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain,
12、Sweden, Switzerland and the United Kingdom. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 29/04/2008 04:03, Uncontrolled Copy, (c) BSIForeword The text of document 65B/623/FDIS, future edition 3 of IEC 61131-2, prepared by SC 65B, Devices fast supply voltage variation test; slow supply volt
13、age variation test; gradual shut-down/start-up test. c) Change of EMC requirements in Clause 8: requirements for radiofrequency interference in Table 33 changed from 3 V to 10 V; for Zone B equipment; reference to EMC basic standards with the last version; reference to generic standards 61000-6-x; c
14、able length aligned to generic standards. d) Correction of the following tests in Clause 9: voltage dips and interruptions power port type tests and verifications. e) New organization of Clause 11: equipment types and protection; open PLC-system equipment; enclosed PLC-system equipment: Class I equi
15、pment, Class II equipment, Class III equipment; protection against electric shock; definition of secondary circuits which do not pose a risk of electric shock: Class 2 circuit, limited voltage/current circuit, limited voltage circuit, limited energy circuit 30 V a.c. or 42,2 V peak, limited impedanc
16、e circuit; protection against the spread of fire within limited power circuits; protective earthing requirements for enclosed equipment; minor improvements in different subclauses; impulse test only for verification of clearances. EN 61131-2:2007 2 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDAR
17、DS, 29/04/2008 04:03, Uncontrolled Copy, (c) BSIThe following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2008-05-01 latest date by which the national standards conflicting with the EN
18、have to be withdrawn (dow) 2010-08-01 This European Standard has been prepared under a mandate given to CENELEC by the European Commission and the European Free Trade Association and covers essential requirements of EC Directives EMC (89/336/EEC) and EMC2 (2004/108/EC). See Annex ZZ. Annexes ZA and
19、ZZ have been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 61131-2:2007 was approved by CENELEC as a European Standard without any modification. _ EN 61131-2:2007 3 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 29/04/2008 04:03, Uncontrolled Copy, (c) BSI
20、CONTENTS INTRODUCTION.12 1 General 13 1.1 Scope and object.13 1.2 Compliance with this standard.14 1.3 Normative references 14 2 Type tests 17 2.1 Equipment to be tested (equipment under test/EUT)17 2.2 Special features for immunity and EMC tests.18 2.3 Withstand test conditions 19 2.4 Verification
21、procedure .19 2.5 Requirements for test programmes and proper functioning verification procedures (PFVPs) to be provided by the manufacturer.19 2.6 General conditions for tests.20 3 Terms and definitions .20 4 Normal service conditions and requirements.28 4.1 Climatic conditions and requirements 28
22、4.1.1 Operating ambient air temperature 28 4.1.2 Relative humidity.28 4.1.3 Altitude28 4.1.4 Pollution degree 29 4.2 Mechanical service conditions and requirements .29 4.2.1 Vibrations 29 4.2.2 Shock 29 4.2.3 Free falls (portable and hand-held equipment).30 4.3 Transport and storage conditions and r
23、equirements 30 4.3.1 Temperature30 4.3.2 Relative humidity.30 4.3.3 Altitude30 4.3.4 Free falls (PLC units in manufacturers original packaging)31 4.3.5 Other conditions 31 4.4 Electrical service conditions and requirements 31 4.4.1 AC and d.c. equipment power supply.31 4.4.2 Overvoltage category, co
24、ntrol of transient overvoltages.31 4.4.3 Non-periodic overvoltages .31 4.5 Special conditions and requirements .31 5 Functional requirements .31 5.1 Functional power supply and memory back-up requirements .33 5.1.1 AC and d.c. power supply33 5.1.2 Memory back-up34 5.2 Digital I/Os 34 5.2.1 Digital i
25、nputs (current sinking) .35 5.2.2 Digital outputs for alternating currents (current sourcing).37 5.2.3 Digital outputs for direct current (current sourcing) 40 EN 61131-2:2007 4 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 29/04/2008 04:03, Uncontrolled Copy, (c) BSI5.3 Analogue I/Os .41 5
26、.3.1 Analogue inputs.41 5.3.2 Analogue outputs.41 5.4 Communication interface requirements42 5.5 Main processing unit(s) and memory(ies) of the PLC-system requirements .42 5.6 Remote input/output stations (RIOSs) requirements 42 5.7 Peripherals (PADTs, TEs, HMIs) requirements 42 5.8 PLC-system self-
27、tests and diagnostics requirements .43 5.9 Functional earthing43 5.10 Mounting requirements43 5.11 General marking requirements 44 5.11.1 Functional identifications .44 5.11.2 Module location and module identifications44 5.11.3 Functional earth terminals markings 44 5.12 Requirements for normal serv
28、ice and functional type tests and verifications 44 5.13 Requirements for information on normal service and function44 6 Normal service and functional type tests and verifications 44 6.1 Climatic tests 44 6.2 Dry-heat and cold withstand tests45 6.2.1 Variation of temperature 46 6.2.2 Cyclic damp heat
29、 withstand test 47 6.3 Mechanical tests .48 6.3.1 Vibration (type test associated with normal service conditions)48 6.3.2 Shock (type test associated with normal service conditions) 48 6.3.3 Free fall (type test associated with normal service conditions).49 6.3.4 Free fall (type test associated with
30、 transport and storage conditions) 49 6.3.5 Plugging/unplugging of removable units.49 6.4 Verification of special functional requirements for power ports and memory back-up Special immunity limits for power ports .49 6.4.1 Verification of functional equipment power input port (a.c. or d.c.) .50 6.4.
31、2 External energy supply variation tests (immunity tests)51 6.4.3 Improper equipment power supply connection tests.54 6.4.4 Verification of memory back-up requirements 55 6.5 Verification of input/output requirements .55 6.5.1 General .55 6.5.2 Verification of digital inputs56 6.5.3 Verification of
32、digital outputs .56 6.5.4 Verification of analogue I/Os57 6.6 Verification of communication interface requirements 58 6.7 Verification of MPU requirements 58 6.8 Verification of remote I/O stations .59 6.8.1 Response time test59 6.8.2 Loss of communication test .59 6.8.3 Verification of other requir
33、ements 59 6.9 Verification of peripheral (PADTs, TEs, HMIs) requirements59 6.10 Verification of PLC-system self-tests and diagnostics59 6.11 Verification of markings and manufacturers documentation.59 7 General information to be provided by the manufacturer.60 7.1 Information on type and content of
34、documentation.60 EN 61131-2:2007 5 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 29/04/2008 04:03, Uncontrolled Copy, (c) BSI7.1.1 Information on catalogues and datasheets.60 7.1.2 Information on users manuals .60 7.1.3 Information on technical documentation.60 7.2 Information on compliance
35、 with this standard 60 7.3 Information on reliability 61 7.4 Information on other conditions .61 7.5 Information on shipping and storage61 7.6 Information on a.c. and d.c. power supply .61 7.7 Information on digital inputs (current sinking) 61 7.8 Information on digital outputs for alternating curre
36、nts (current sourcing)62 7.9 Information on digital outputs for direct current (current sourcing) .63 7.10 Information on analogue inputs .63 7.10.1 Information on analogue input static characteristics.63 7.10.2 Information on analogue input dynamic characteristics 63 7.10.3 Information on analogue
37、input general characteristics .64 7.10.4 Information on analogue input miscellaneous characteristics .64 7.11 Information on analogue outputs .64 7.11.1 Information on analogue output static characteristics.64 7.11.2 Information on analogue output dynamic characteristics 64 7.11.3 Information on ana
38、logue output general characteristics .65 7.11.4 Information on analogue output miscellaneous characteristics.65 7.12 Information on communication interfaces.65 7.13 Information on main processing unit(s) and memory(ies) of the PLC-system .65 7.14 Information on remote input/output stations (RIOSs) .
39、66 7.15 Information on peripherals (PADTs, TEs, HMIs) 67 7.16 Information on self-tests and diagnostics.67 8 Electromagnetic compatibility (EMC) requirements .67 8.1 General .67 8.2 Emission requirements 68 8.2.1 General requirements for emission 68 8.2.2 Emission limits in the low-frequency range 6
40、8 8.2.3 Emission limits in the high-frequency range.68 8.3 EMC immunity requirements68 8.3.1 General .69 8.3.2 Performance criteria 70 8.3.3 Immunity levels71 8.3.4 Voltage dips and interruptions power ports 73 8.4 Requirements for EMC tests and verifications .74 8.5 Requirements for information on
41、EMC .74 9 Electromagnetic compatibility (EMC) type tests and verifications 74 9.1 Electromagnetic compatibility-related tests74 9.2 Test environment.75 9.3 Measurement of radiated interference .75 9.4 Measurement of conducted interference75 9.5 Electrostatic discharge 76 9.6 Radiofrequency electroma
42、gnetic field Amplitude modulated .76 9.7 Power-frequency magnetic fields.77 9.8 Fast transient bursts77 9.9 High-energy surges .78 EN 61131-2:2007 6 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 29/04/2008 04:03, Uncontrolled Copy, (c) BSI9.10 Conducted radiofrequency interference .78 9.11
43、Damped oscillatory wave (for zone C only)79 9.12 Voltage dips and interruptions .79 10 Electromagnetic compatibility (EMC) information to be provided by the manufacturer .80 11 Safety requirements .80 11.1 Equipment types and protection 80 11.1.1 Open PLC-system equipment 80 11.1.2 Enclosed PLC-syst
44、em equipment 80 11.2 Protection against electrical shock 82 11.2.1 Permissible limits for accessible parts .82 11.2.2 Dielectric strength .83 11.2.3 Ports requiring protection 83 11.2.4 Protection in normal condition .84 11.2.5 Protection in single-fault condition .85 11.2.6 Secondary circuits which
45、 do not pose a risk of electrical shock86 11.3 Protection against the spread of fire 87 11.3.1 Limited power circuits87 11.4 Clearance and creepage distances requirements 88 11.4.1 Clearances relating to overvoltage category II .89 11.4.2 Clearances for micro-environment where voltages are known and
46、 controlled 90 11.4.3 Creepage distances for basic and supplementary insulation 91 11.4.4 Creepage distances for double/reinforced insulation94 11.4.5 Creepage for field-wiring terminals 94 11.5 Flame-retardant requirements for non-metallic materials .94 11.5.1 Non-metallic enclosure material.94 11.
47、5.2 Non-metallic material supporting live parts 94 11.5.3 Non-metallic parts .95 11.5.4 Decorative and labelling materials .95 11.5.5 Internal wiring or interconnection cables95 11.6 Temperature limits 95 11.7 Enclosures 95 11.7.1 Open equipment 96 11.7.2 Enclosed equipment 96 11.8 Operator-accessib
48、le hazardous live field-wiring terminal constructional requirements .96 11.9 Provisions for protective earthing 96 11.9.1 Protective earthing requirements for enclosed equipment97 11.9.2 Protective earthing requirements for open equipment 97 11.10 Wiring.98 11.10.1 Internal wiring .98 11.10.2 Interc
49、onnection wiring .98 11.10.3 Equipment power input cord 98 11.11 Switching devices .99 11.12 Components related to safety requirements99 11.13 Battery requirements 99 11.14 Maximum voltage and minimum voltage99 11.15 Markings and identification .99 11.15.1 External wiring terminals identification 100 EN 61131-2:2007 7 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 29/04/2008 04:03, Uncontrolled Copy, (c) BSI11.15.2 Live parts 100 11.15.3 Protective earth terminals markings.100
