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1. Overview of Explosion Protection

1. in Appendix for detail lt Hazardous area Zone 2 gt lt Non hazardous Cabinet Cabinet argaz ra l l I I L2 switch L2 switch l I I l I I I 1 L I l l I o i l l l EI I I Optical l IOO J cable for I 10 1b l ER Bus l I l Switch for ER Bus I l Switch for ER Bus l z I l I ANR11D I I EB402 AFV10D l I a do d l ING l I I l I a l 6 o Il l a H 1 I I I I 1 EB511 l l z I ANR10D i H I I yp ERBus SB401 la l ANB10D l l l i 1 amp IO y Toal l I I i l l I T EB401 l I I A l l I l T I I l l 0000000 I I 00000 I i l l l l meee n a E A i l l l Fieldbus Fieldbus an Figure Example of the configuration of Type n approved products TI 33Q01J30 01E F030201 ai Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 25 Device Installation Devices must be installed by professionally trained personnel When a device is installed in Zone 2 put it in a keyed metal cabinet which satisfies the requirements of EN 61010 and EN 60079 15 and also has protection rating of IP54 or higher When a device to be connected to a field device install
2. ELIMI io 0 ee A T9083NA Isolating partition explosion protection equipment I I I I Intrinsic safety i I I I I F040103 ai Figure Connect Local Node to Equipment of Zone 0 1 2 Setting e The barrier should be connected with field equipment in accordance with the electric parameter of each equipment e Including the wiring in cabinet field wiring of intrinsic safety circuit and that of non intrinsic safety circuit must be isolated each other Wiring should be done according to IEC 60079 14 or the wiring for explosion protection which each country regulates See Input amp Output Modules IM 33M50G10 40E and IM 33Y06K01 01E for details on how to provide an isolating partition Part No T9083NA TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 5 Set Remote Node and Module with Built in Barrier in Zone 2 lt Hazardous area Zone 0 1 gt lt Hazardous area Zone 2 gt lt Non hazardous area gt e e A keyed cabinet of protection rating IP54 or higher should be selected for a cabinet installed in Zone 2 i 2 Example RITTAL AE1376 600
3. Module Remarks 1 AAP 135 Redundant C2 Single AAI143 Be We If two wired transmitter is connected Single AAI543 Redundant Single AAB842 Redundant Output Single Redundant ADV151 Contact input mode 2 Single ADvien Amua Contact input mode 2 Single Apyss Redandant Voltage output mode 2 Single Redundant ADV561 Voltage output mode 2 Single Redundant ALR111 s 2 Single Redundant ALR121 2 Single Redundant ALE111 2 Single Redundant ALF111 l 2 Single EB401 Redundant 9 4 45 0 0 39 0 46 10BASE 2 Single 9 4 45 0 0 39 0 46 Terminating resistance 50 Q both sides Redundant EB402 2 Single Redundant EC401 l 2 Single AEP7D 4 CN1 to CN14 2 AEP9D CN1 to CN18 2 ial Without any mode name in the appropriate remarks column these parameters are valid for any operation mode of the module type name 2 For wiring the cable outside of the cabinets EN 60079 14 IEC 60079 14 or an explosion proof wiring including threaded conduit wiring defined in each country should be installed TI 33Q01J30 01E Oct 22 2010 00 Appendix 2 Lists of Type n Compliant Product and the Parameters of Type n App 2 6 i The table below shows the list of load devices receive energy from Type n equipments Table FI
4. Q T i I i CSA NI device i I I i i F030104 ai Figure Connecting a Directly Connected Node and a Device Installed in Division 2 To connect with a field device electrical parameters of each device should be met e To wire the devices that do not indicate electrical parameters apply an explosion proof wiring threaded conduit wiring defined in NEC National Electrical Code NFPA 70 CEC Canadian Electrical Code or in each country TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 11 Installing a Remote Node in Division 2 lt Hazardous area Division 2 gt lt Non hazardous area gt A keyed metal cabinet approved by approval authorities should be selected for a cabinet e installed in Division 2 2 Example RITTAL AE1376 600 8 IP66 size W0 6m x D0 35m x H0 76m Optic repeater HOFFMAN SCHROFF 12406 054 tt IP66 single swinging door type LH size W0 6 x D0 42m x H0 8m ae Pee a i e ii AED5D i Saas T J AEP7D N e O BA 100 V AC O Grounding for Conduit wiring TEA explosion protection power supply based on NEC CEC or laws defined Conduit wir
5. AFS400 control unit with cabinet UU io 0 w A T9083NA Isolating partition equipment F040107 ai Figure Connect Local Node to Equipment of Division 1 2 Setting The barrier should be connected with field equipment in accordance with the electric parameter of each equipment Including the wiring in cabinet field wiring of intrinsic safety circuit and that of non intrinsic safety circuit must be isolated each other Wiring should be done according to NEC National Electric Code ANSI NFPA 70 or the wiring for explosion protection which each country regulates When use for associated intrinsically apparatus complying FM approval FM 3610 following Node unit using PW481 11 PW482 11 or PW484 11 should be combinated AFV10D S41111 AFV10S S31L11 or 841011 ANB10D 4011 ANB10S 3 11 or 4111 ANR10D 403 ANR10S 3L33 or 4013 In the case of 200 V AC make sure the N side is grounded See Input amp Output Modules IM 33M50G10 40E and IM 33Y06K01 01E for details on how to provide an isolating partition Part No T9083NA TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 9 Set Remote Node and Module with Built in Barrier in Divisi
6. 2 cccecceeeeeeeeeeeeeeeeeeeeeeseeeeteneetenees 2 1 F FO EE Ges adticceatacs acetates carseesazeczadacazs App 1 5 Flame proof Enclosures Type d cseeee 1 5 FM NI Approved Products and Their Configuration EXA MPle 2 ccceeceeeeeeeeeeeeeeeeeeeeeseneeeeneeees 3 13 FM NI FM Non Incendive ceeeeeeeeeeeeee 3 12 H How to Compare Parameters 3 8 3 18 3 29 TI 33Q01J30 01E Dec 17 2010 00 l Increased Safety Type e ee eeeeeeeeeeereeteeee 1 5 Installation of I O Modules with Built in Barrier in accordance with FM Approveal App 4 1 Installing a FCS or Directly Connected Node in Class Division 2 0 ccceeseceeeeeeeesesneeees 3 22 Installing a FCS or Directly Connected Node in ZONE 2 eeeecceccceeeeeeeneeeeeceeteaeeeeaeeteneeeseaeeesaees 3 33 Installing a Field Wiring in Accordance in a Division 2 Dedicated Wiring Construction 3 8 Installing a Field Wiring in Accordance in a General Wiring Construction ceeceeeeeeeeeeeeeereees 3 8 Installing a Remote Node in Class I Division 2 Wiring by ER BuS ccccceeeeeeeeeeeees 3 20 Installing a Remote Node in Class I Division 2 Wiring by Optical cable for ER Bus 3 21 Installing a Remote Node in Division 2 3 11 Installing a Remote Node in Zone 2 Wiring by ER BUS sssrinin 3 31 Installing a Remote Node in Zone 2 Wiring by Optical cable for ER Bus
7. 3 32 Instruction on Contact Input Mode Wiring wepateviaecan ietucesd vier eatithts vivant cateehtes 3 4 3 16 3 27 Instruction on Voltage Input Mode Wiring vedas SeatevauseidecusSvatteess este cas entvdesdentes 3 5 3 17 3 28 Intrinsic Safety Type 1 eeeeeeeeeeeeeeteeeeeteeees 1 6 Intrinsic Safety Explosion Protection InstrUMentatiOn ceeeeeeeeeeeeeeeeteeeeeeeeteees 4 1 Intrinsic Safety Explosion Protection Instrumentation Using Barriers 4 10 Intrinsic Safety Explosion Protection Instrumentation Using Module with Built in Barrier ccccceccceeeceeeeeeeeeseeseeeeeeeeeseneessnees 4 2 Intrinsic Safety Explosion Protection of CENELEC Standard cccccsccseeseesee 4 2 Intrinsic Safety Explosion Protection of FM Standard cccccccecceeeeeeeeeeeseeeeseneeesaees 4 6 L Lists of CSA NI Compliant Products and CSA NI Parameters cccccceeeceeeeeeeeeeeeeeeneeees App 1 1 Lists of FM NI Compliant Products and FM NI Parameters cccccceeeceeseeeeeeteeeeneeess App 1 11 Lists of NI Compliant Products and NI Parameters EE P E A E TE App 1 1 Lists of Parameters of Modules with Built in Barrier E E E E App 3 1 Lists of Type n Compliant Product and the Parameters of Type n cceeeee App 2 1 M Maintenance ccccccccceeceeessneeeeeeeseseens 3 14 3 25 Modules with Built in Barrier 0006 4 2 4 6 Ind 2 N NON INCON
8. Pressurized apparatus Type p Increased safety Type e Oil immersion Type o Intrinsic safety Type i Powder filling Type q Encapsulation Type m Type of protection n Type n Non Incendive Classified roughly explosion protection constructions include 4 types of the principle as below 1 It isolates the potentially explosive atmospheres from the place where sparks and high temperature arise and prevents explosions The constructions based on this principle include Pressurized apparatus Oil immersion and Encapsulation It keeps an explosion within the enclosure if it is induced there The constructions based on this principle include Flame proof enclosures Even if sparks and heat is caused by an electric accident at the normal operation it prevents ignitions of potentially explosive atmospheres The constructions based on this principle on include Increased safety Type of protection n Non Incendive If an electric accident such as short circuit ground fault and burnout occurs it doesn t ignite potentially explosive atmospheres because of the system which the specific intrinsic safety circuit is installed in The constructions based on this principle include Intrinsic safety Intrinsic safety construction has the ia equipment and the ib equipment The ia equipment maintains its performance of explosion protection even if it has two defects it is able to
9. ae Node unit ANR10S ANR10D ANB10S ANB10D ER bus interface LA Field wiring slave module terminal for Type ont Terminal board Fieldbus ODOR Figure Example of Type n Standard Compliant Devices 4 F020201 ai TI 33Q01J30 01E Apr 22 2010 00 2 3 2 CENTUM and Explosion Protection Instrumentation 2 3 When the Type n equipment is connected energy exchange between them may affect the properties of Type n Therefore to ensure the properties it is necessary to compare parameters among connected equipment in advance With the results it is necessary to evaluate whether general wiring can do connection in a hazardous area or dedicated wiring will be needed To compare parameters it is required to display parameters on Type n equipment Overview of Connecting CENTUM to the Devices Installed in a Hazardous Area This section describes the overview of connecting CENTUM to the devices installed in a hazardous area by giving some examples Overview of Connecting a Module with Built in Barrier Equipment Compliant with Intrinsic Safety Explosion Protection with Devices Overview of Connecting a Module with Built in Barrier Compliant with CENELEC Standard Amodule with built in barrier can be connected to the devices installed in Zone 0 Zone 1 and Zone 2 For connecting to the devices installed in Zo
10. Figure Installing a Remote Node in Class I Division 2 Wiring by ER Bus ER Bus Conduit wiring Grounding for explosion protection based on NEC or laws defined in each country 100 V AC Power supply 220 V AC Power supply or 24 V DC Power supply F030112 ai To connect with a field device electrical parameters of each device should be met To wire the devices that do not indicate electrical parameters apply an explosion proof wiring including threaded conduit wiring defined in NEC National Electrical Code ANSI NFPA 70 or in each country In addition wiring the devices that indicate electrical parameters with the compliant devices can be a general wiring defined in each country TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 21 Installing a Remote Node in Class l Division 2 Wiring by Optical cable for ER Bus lt Hazardous area Class I Division 2 gt lt Non hazardous Area gt ANB10D EB402 l i ATTA i j oi l l Cabinet i ooohe oon L F Switch for ER Bus Optical cable for ER Bus FM NI device do pH Conduit wiring 100 V AC Power supply Conduit wiring 220 V AC Power sup
11. 1 Field Control Unit for Vnet IP 24 V DC power supply unit AFV10D S414 11 1 Duplexed Field Control Unit for Vnet IP 24 V DC power supply duplication ANB10S 14 Node Unit for Single ESB Bus 24 V DC power supply ANB10D 44 Node Unit for Dual Redundant ESB Bus 24 V DC power supply duplication Node unit ANR10S L14 Node unit for ER bus single 24 V DC power supply ANR10D 44 Node unit for ER bus duplication 24 V DC power supply duplication ANR11S 14 Node Unit for Single ER Bus 24 V DC power supply ANR11D 44 Node Unit for Dual Redundant ER Bus 24 V DC power supply duplication ee sor CP451 Processor module ae PW484 24 V DC power supply module SB401 ESB bus interface slave module rao ia EB501 ER bus interface slave module EB511 ER bus interface slave module AAI141 Analog input module 4 to 20 mA 16 points non insulation AAI135 Analog input module 4 to 20 mA 8 points individual insulation AAV 141 Analog input module 1 to 5 V 16 points non insulation AAV 142 Analog input module 10 to 10 V 16 points non insulation AAB141 Analog input module 1 to 5 V 4 to 20 mA 16 channel non isolated AAI841 Analog I O module 4 to 20 mA 8 points input 4 points output non insulation Analog I O module 1 to 5 V input 4 to 20 mA output 8 points input 8 points RABBA output non insulation Analog I O module 1 to 5 V 4 to 20 mA input 4 to 20 mA output 8 channel baat input 8 channel output non isolated AAI835 Analog I O module
12. Considerations for Current Output Module 4 15 Considerations for Input Channel of Current 4 14 Considerations for Selection of Barrier 4 10 Considerations for Zener Barriers in Use 4 14 CSA NI Approved Products and Their Configuration Example inunan aiaiai 3 2 CSA NI CSA Non Incendive cceeeeeeeeees 3 1 D Definition and Comparison of Explosion Protection CONSUCION missir a 1 5 Device Installation ccccssseeeeeeeeeeees 3 14 3 25 Display of Parameters of the Type n Devices E EE eizaesuaceseuaus Sisasev3 dx 3 29 Ind 1 TI 33Q01J30 01 01E 6th Edition E Encapsulation Type M ecceeceseeseeteeeiees 1 6 Europe Australia IEC cccccccseceessseeesesseeees 1 9 Example aseoneenneenneesneennssnnsstnesrnernnernternnrennrennenn 3 9 Example of a Connection 3 10 3 19 3 30 4 4 4 8 Example of Certificate 0 ssceseeee App 5 1 Example of Connection at the Barrier in Use Connection Using Marshaling Panel 4 16 Explosion proof Specifications and Complied Standard emana a aAa 4 2 4 6 Explosion Protection Construction that I O Devices of CENTUM Comply 2 2 Explosion Protection Instrumentation in Zone 2IDIVISION 2 brvwidsahianteatetasdaacsaztaaadeancaasdenccaades 3 1 Explosion Protection Standard in Each Country 1 2 Explosion Protection Standards 0 0 1 2 Explosion Protection Standards that CENTUM has Acquired
13. Figure Connection of a Type n Compliant Module 1 F020303 ai Zone0 Zone1 Zone2 Non Hazardous Area Remote node KFCS iM a i 3 a jele Intrinsic Barrier ER bus safety Type n ji equipment compliant H product js ka i Intrinsic safety Barrier Type equipment n compliant product Type hn equipment F020305 ai Figure Connection of a Type n Compliant Module 2 TI 33Q01J30 01E Apr 22 2010 00 2 CENTUM and Explosion Protection Instrumentation 2 7 Overview of Connecting Non Incendive Compliant Module Nl compliant module can be connected to the devices installed in Division 2 For the connection to an Nl compliant module it is necessary to compare parameters between the device installed in a hazardous area and the device of CENTUM to evaluate whether connection is possible or not An Nl support module and a remote node can be installed in Division 2 by mounting in a keyed metal cabinet approved by approval authorities Division 1 Division 2 Non Hazardous Area Remote node KFCS TE i 3 ke 1 Nl compliant equipment Flam
14. Modules with Built in Barrier The module with built in barrier in CENTUM is equipment related with intrinsic safety and a construction of explosion protection is implemented by combination with intrinsic safety equipment placed in hazardous area The module with built in barrier eliminates the need for another barrier to connect with the equipment placed in Division 1 and Division 2 Modules with built in barrier are listed below e ASI133 Analog Input Module with Built in Barrier Supporting HART Communication 4 to 20 mA 8 channel Isolated e ASI533 Analog Output Module with Built in Barrier Supporting HART Communication 4 to 20 mA 8 channel Isolated e AST143 TC mV Input Module with Built in Barrier 16 channel Isolated e ASR133 RTD POT Input Module with Built in Barrier 8 channel Isolated e ASD143 Digital Input Module with Built in Barrier 16 channel Isolated e ASD533 Digital Output Module with Built in Barrier 8 channel Isolated Explosion proof Specifications and Complied Standard Explosion proof specifications Associated intrinsically safe apparatus for connection to Class I Il and Ill Division 1 Groups A B C D E F and G or Class I Zone 0 Group IIC Complied standard FM Class Number 3600 1998 FM Class Number 3610 1999 ANSI ISA 12 12 02 2003 See also Appendix 4 Installation of I O Modules with Built in Barrier in accordance with FM Approval Wiring of Intrinsic Safety Explosion Protection
15. Note In AAI143 although supply voltage is limited 25 5 V Zener barrier cannot be connected because of the problem about wiring channel TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 15 Considerations for Current Output Module The current output module adjusts voltage so that it generates an appropriate value of current and outputs it The output module checks if the value of output current and that of actual current are the same The current of 0 is considered as OOP If the value of actual current is lower than that of output current Readback error occurs which is considered as a hardware mdule failure FIO input module Burnout Q QO Current Maximum voltage is 27 6 V output L When a burnout occurs ee N the value of voltage is increased to maximum in order to increase qx mare current Maximum working TT voltage Vwkg 25 5 V l Diode current leakage Readback _ o z gt C m aneti As the voltage is more than 25 5 V l 4 20 mA Diode current leakage occurs a Zener barrier As the current is not 0 OOP doesn t occur despite of burnout As it is different from the value that the actual current value should indicate it is considered as failure of module F040202 ai Figure Considerations for Output Module of Current The voltage of more than 25 5 V produces Diode current leakage so that the value of current never b
16. Technical y Information Explosion Protection CEN TuMY CENTUM TI 33Q01J30 01E C 3000 Yokogawa Electric Corporation TI 33Q01J30 01E YOKOG AWA 2 9 32 Nakacho Musashino shi Tokyo 180 8750 Japan Copyright May 2004 YK Tel 81 422 52 5634 Fax 81 422 52 9802 6th Edition Dec 2010 YK Introduction This book describes explosion protection compliance of CENTUM 3000 and CENTUM VP hereinafter referred to as CENTUM Some parts of this book will occupy the general explanation about explosion protections but it mainly explains what explosion protection complied with CENTUM which is an integrated production control system and what regulation it has The engineering practice of explosion protection is regulated by each country and in principle the wiring and the other methods for construction should be done in accordance with safety standards When you implement the explosion protection system on the job select the products as to comply with the standards of the country in which it is used and the methods for construction should be researched Furthermore this document contains the details of the NFM020 A13 and IFM035 A07 certificates that are included in the product documentation All Rights Reserved Copyright 2004 Yokogawa Electric Corporation TI 33Q01J30 01E Apr 22 2010 00 Safety Precautions Safety Protection and Modification of the Product IE In order to protect the system controlled by the product and
17. e When a combination of ADV551 and AEDS5D or a combination of ADV561 and AEDSD is used in a voltage output mode a field wiring connected to AED5D need a Division 2 wiring dedicated in potentially explosive atmospheres such as a conduit wiring e ForALF111 use a barrier for a fieldbus as a field wiring terminal for NI Ex Barrier KLD2 PR Ex1 IEC1 e Use DC power supply compliant with the Standard for Explosion Protection for combination of ADV151 and AEDSD or that of ADV161 and AEDSD in contact input mode and voltage input mode Connection according to the parameters of this power supply makes signal wiring outside of the cabinet compliant with the local standard Please read the instruction on contact input mode wiring and the instruction on voltage input mode when you actually install wiring TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 4 Instruction on Contact Input Mode Wiring When the number of channels is limited because power supply exceeds its capacity but parallel connection for the purpose of increasing capacity is not allowed Mount ADV151 ADV161 AED5D AKB331 and AKB337 in the same cabinet When ADV151 or ADV161 is mounted in a cabinet different from that for AED5D apply explosion proof wiring defined in each country for AKB331 or AKB337 AKB331 AKB337 coma Y COMA 2B 128 _ i Q CO NIG Q C z E AcoMt FPA DC Pow
18. Only without alteration Extracts of alterations are subject to approval by the Pnysikatscn Tecnnische Bundesanstalt In case of dispute the German text shall prevail Physkakscn Technische Bundesarstat Buncesatee 100 D 38116 Braunschweig App 5 1 nische Bundesanstalt PIB SCHEDULE NATION CERTIFICATE PTB 03 ATEX 2074 IDS33 in combination with the Terminal ATSD3S or ATSD3D Jn of control commands from the hazardous area into the non for the safe electrical isolation of intrinsically safe and non imbient temperature is 20 C up to 70 C ce nominal voltage U 24 V 10 P 2 5 W 12 W p8 maximum voltage Um 60 V sso Nominal voltage Un 5V 10 Pa 1 2 W at the backplane A16 B16 a2 b2 a4 b4 a5 b5 a7 to a37 b7 to b37 a39 b39 a40 b40 Output Circuit A1 B1 A3 B3 A5 BS A7 B7 A10 B10 A12 B12 A14 B14 maximum voltage Um 60 V ds iaeasbcnnasie type of protection Intrinsic Safety EEx ia IA IIB IIC maximum values per circuit Terminal ATSD3S mode of operation non redundant or Terminal ATSD3D mode of operation redundant Uo 27 16 V lo 108 6 mA Po 738 mW R 2502 linear characteristic c 0 Lasa 0 WA ie fic max permissible ext inductance L 9 9 mH 9 9 mH 0 42mH max permissible ext capacitance C 690 nF 690 nF 89 nF _ type of protection sheet 2 3 EC type examinaton Certificat
19. 0 659 0 659 1 2 14 14 100 100 100 ASI133 S00 ASI133 H00 ATSA3S 0 A1_B1 A3_B3 A5_B5 A7 B7 A10_B10 A12_B 12 A14_B14 A16_B16 27 8 0 084 0 659 0 659 2 18 18 B1_B2 B3_B4 B5_B6 B7 B8 B10_B11 B12_B 13 B14_B15 B16_B17 27 8 0 084 0 659 0 659 100 100 100 AST143 S00 ATST4D 0 A1_B1 A2_B2 A3_B3 A4 B4 A6_B6 A7_B7 A8_B8 A9_B9 A10_B10 A11_B11 A12_B12 A13_B13 A15_B15 A16_B16 A17_B17 A18_B18 1 16 8 13 0 22 1 73 70 280 560 A1_B1 A2_B2 A3_B3 A4 B4 A6_B6 A7_B7 A8_B8 A9_B9 A10_B10 A11_B11 A12_B12 A13_B13 A15_B15 A16_B16 A17_B17 A18_B18 2 16 8 92 0 065 0 38 1 55 1 4 5 6 11 TI 33Q01J30 01E Apr 22 2010 00 Appendix 4 Installation of I O Modules with Built in Barrier in accordance with FM Approval Table 1 Entity Parameters 2 2 App 4 3 Module type Terminals Voc V Isc mA Vi k V _ mA Groups Ca F Groups La mH A B C E D F G A B C E D F G AST143 S00 ATST4S 0 A1 B1 A2 B2 A3 B3 A4 B4 A6_B6 A7_B7 A8_B8 A9_B9 A10_B10 A11_B11 A12_B12 A13_B13 A15_B15 A16_B16 A17_B17 A18_B18 1 16 8 0 22 1 73 8 240 725 1930 A1_B1 A2_B2 A3_B3 A4 B4 A6_B6 A7_B7 A8_B8 A9_B9 A10_B10 A11_B11 A12_B12 A13_B13 A15_B15 A16_B16 A17_B17 A18_B18 2 16 8 46 0
20. 7 this module and terminal boards cannot create current limit Voltage output mode 3 Single during supplying energy for NI equipment external wiring Dual NI field wiring cannot be made because the combination of ADV561 7 this module and terminal boards cannot create current limit Voltage output mode 3 Single during supplying energy for NI equipment external wiring EB401 oa 45 0 039 0 46 12 45 0 0 39 10 0 Sa rf Without any mode name in the appropriate remarks column these parameters are valid for any operation mode of the module type name 2 EB401 and EB501 can be connected in parallel each other without any regard for the order 3 Install a conduit wiring or observe the locally regulated explosion protection wiring procedures TI 33Q01J30 01E Jun 1 2008 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 7 The appropriate products are load devices which received energy from CSA NI equipments Table FIO Parameters The Load Devices 1 2 Module name Vmax V Imax mA Ci pF Li WH Remarks 1 mode terminals EB501 10 0 0 9 uA 8 0 pF 0 1 With terminating resistance 50 Q EB511 4 0 50 0 40 0 pF 0 3 AAI 44 Dual 20 0 60 0 4200 pF 3 6 If four wired type is set Single 12 0 30 0 3100 pF 4 8 If four wired
21. 70 or an explosion proof wiring including threaded conduit wiring defined in each country should be installed Table Cable Parawmeters Module Le uH m Cc pF m Remark 1 YCB301 2 YCB141 0 25 100 0 YCB311 0 22 85 0 KS1 1 5 110 0 AKB331 1 5 110 0 AKB335 1 5 110 0 AKB336 0 67 55 0 AKB337 1 5 110 0 AKB131 2 AKB132 2 AKB133 2 AKB134 2 AKB135 2 AKB136 2 AKB161 2 AKB162 2 rii Without any mode name in the appropriate remarks column these parameters are valid for any operation mode of the module type name 2 For wiring the cables outside of the cabinets NEC National Electrical Code ANSI NFPA 70 or an explosion proof wiring including threaded conduit wiring defined in each country should be installed TI 33Q01J30 01E Jun 1 2008 00 Appendix 2 Lists of Type n Compliant Product and the Parameters of Type n App 2 1 Appendix 2 Lists of Type n Compliant Product and the Parameters of Type fn The List of Type n Compliant Products Table The List of Type n Compliant Products 1 3 Classifications Type names Products Field control AFV10S S1114L11
22. An intrinsic safety circuit must be isolated from non intrinsic safety circuit Wiring should be prepared in accordance with NEC National Electric Code ANSI NFPA 70 or the standard of the country and the area in which it is set In regards to the further wiring than the module with built in barrier take notice that it should be an intrinsic safety circuit The wiring in cabinet should keep the distance to non intrinsic safety circuit TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 7 Parameter of Intrinsic Safety An intrinsic safety circuit of module with built in barrier has the following ratings Maximum voltage of intrinsic safety circuit Voc Maximum current of intrinsic safety circuit Isc Maximum electricity of intrinsic safety circuit Po Permissible inductance of intrinsic safety circuit La Permissible capacitance of intrinsic safety circuit Ca As a combination of intrinsic safety circuits connected with module with built in barrier and wiring it is necessary to meet the following conditions to keep the intrinsic safety performance Voc lt Vmax Isc lt Imax Po lt Pi La 2 Lit Lc summation of Li in the device which receives energy summation of inductance Lc in the external wiring Ca 2 Ci Cc summation of Ci in the device which receives energy summation of capacitance Cc in the external wiring Intrinsic safety circuit should consist of circuitry to meet these condition
23. DO NOT DISCONNECT WHILE CIRCUIT IS LIVE UNLESS AREA IS KNOWN TO BE NON HAZARDOUS lt French gt AVERTISSEMENT RISQUE D EXPLOSION NEPAS DEBRANCHER TANT QUE LE CIRCUIT EST SOUS TENSION A MOINS QU IL NE S AGISSE D UN EMPLACEMENT NON DANGEREUX TI 33Q01J30 01E Apr 22 2010 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 6 Parameters in Connecting with CSA NI Devices Energy transfer influences CSA NI properties In order to maintain these properties parameters must be displayed when CSANI devices are connected To display parameters CSA NI devices are divided into the device that gives energy and the device that receives energy The parameters displayed in each device are as follows Device that gives energy Device that receives energy The source device The load device Le 2 C2 A o W O Power SA Lea al Lee Supply ott Z Ci 3 Li O zO Displayed parameters Displayed parameters Voc maximum open circuit output voltage Vmax maximum input voltage Isc maximum short circuit output current Imax maximum input current Ca maximum allowable capacitance Ci maximum internal capacitance La maximum allowable inductance Li maximum internal inductance Cn maximum allowable capacitance in a normal circuit voltage of Vn Vn normal circuit voltage Ln maximum allowable inductance in a normal circuit current of In In normal circuit current 41
24. Division 2 Dedicated Wiring Construction Device that gives energy Vn In Cn Ln IA IA IV IV Device that receives energy Vmax Imax summation of Ci in the device which receives energy summation of capacitance Cc in the external wiring summation of Li in the device which receives energy summation of inductance Lc in the external wiring Installing a Field Wiring in Accordance in a General Wiring Construction Device that gives energy Voc Isc Ca La IA IA IV IV Device that receives energy Vmax Imax summation of Ci in the device which receives energy summation of capacitance Cc in the external wiring summation of Li in the device which receives energy summation of inductance Lc in the external wiring TI 33Q01J30 01E Jun 1 2008 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 9 Example We discuss the case where AAI141 of CENTUM I O module a power input module and EJA a differential pressure transmitter of Yokogawa Electric Corporation are connected EJA is connected to the circuit of AAI141 via a 100m cable and installed in a hazardous area of Class I Division 2 Hazardous area Class I Division 2 Device that gives energy Device that receives energy The source device The load device Le o W o Power GEA E tlle Supply Cc 3 Li O O lt CS 3000 AAI141 gt lt Differential pressure
25. Optic repeater IP66 size W0 6m x D0 35m x H0 76m t HOFFMAN SCHROFF 12406 054 i IP66 single swinging door type l size W0 6m x D0 42m x HO 8m El 1 A optical cable y e O A O A e T9083NA O Isolating E partition O 1 Intrinsic safety explosion protection equipment nm Conduit wiring Grounding for explosion protection based on IEC 60079 14 or laws defined in each country 24V DC power supply F040104 ai Figure Set Remote Node and Module with Built in Barrier in Zone 2 To connect with a field device electrical parameters of each device should be met Including the wiring in cabinet field wiring of intrinsic safety circuit and that of non intrinsic safety circuit must be isolated each other Wiring should be done according to IEC 60079 14 or the wiring for explosion protection which each country regulates The lead in of the cabinet wiring installed in Zone 2 should be handled not to diminish a protection rating IP54 of the cabinet Use optical repeater Network Devices which can be installed in a hazardous area in Zone 2 See Input amp Output Modules IM 33M50G10 40E and IM 33Y06K01 01E for details on how to provide an isolating partition Part No T9083NA TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 6 4 1 2 Intrinsic Safety Explosion Protection of FM Standard
26. PAE 1 Single 5 0 1 0 0 0010 12 6 O mV input Redundant 26 4 30 0 5000 pF 10 0 RAP TSS Single 26 4 30 0 5000 pF 10 0 Redundant 25 5 26 3 7000 pF 10 0 i AAI143 Single 355 26 3 3500 pF 10 0 If four wired type is set Redundant 24 0 26 3 0 146 24 FORT T Singe 24 0 263 0 074 48 Arent input Redundant 7 5 15 0 pA 0 146 2 4 i AABI ehde T aA oa ae gempa AAB842 Redundant 24 0 26 3 0 146 2 4 Curentinoui Input Single 24 0 26 3 0 074 4 8 p AAB842 Redundant 7 5 15 0 pA 0 146 24 Voltageiiinut Input Single 75 7 5yA 0 074 48 abe ADV157 Single 30 0 5 5 0 11 0 ADV151 Redundant 30 0 11 0 0 001 10 0 Voltage input mode Single 30 0 5 5 0 001 10 0 Rin 5 6 KQ 3 4 Without any mode name in the appropriate remarks All parameters are valid for any operation mode of the module type name 2 For wiring the cables outside of the cabinets EN 60079 14 IEC 60079 14 or an explosion proof wiring including threaded conduit wiring defined in each country should be installed 3 Since the parameters such as li are calculated according to the internal impedance li Ui Ri the case of lo lt li in How to compare parameters in 3 2 Type n is omissible Make sure that the target equipment can be connected with this module has Rin internal impedance described in remarks column TI 33Q01J30 01E Dec 17 2010 00 Appendix 2 Lists of Type n Compliant Product and the Parameters of Type n App 2 7 Table FIO Parameters T
27. and the Parameters of Type n App 2 2 Table The List of Type n Compliant Products 2 3 Classifications Type names Products ADV557 Digital output module 32 points for press tightening terminal only ADV551 Digital output module 32 points with pulse width output function ADV561 Digital output module 64 points with pulse count function ADR541 Relay output module 16 points with pulse width output function VO module ALR111 RS 232C communication module 2 port 1200 bps to 115 2 kbps ALR121 RS 422 RS 485 serial communication module 2 port 1200 bps to 115 2 kbps ALE111 Ethernet communication module ALF 111 Foundation Fieldbus FF H1 communication module ADCV01 Dummy cover ATA4D Duplicated press tightening terminal block for analog ATT4D Duplicated press tightening terminal block for thermocouple mV ATR8D Duplicated press tightening terminal block for RTD ATB5D Duplicated press tightening terminal block for digital input ATD5D Duplicated press tightening terminal block for digital output ATI3D Duplicated press tightening terminal block for analog individual insulation ATA4S Single press tightening terminal block for analog ATT4S Single press tightening terminal block for thermocouple mV ATR8S Single press tightening terminal block for RTD ATB5S Single press tightening terminal block
28. appropriate remarks column these parameters are valid for any operation mode of the module type name 2 For wiring the cables outside of the cabinets NEC National Electrical Code ANSI NFPA 70 or an explosion proof wiring including threaded conduit wiring defined in each country should be installed 3 Since the parameters such as Imax are calculated according to the internal impedance Imax Vmax Rin the case of Isc lt Imax in How to compare parameters in 3 1 2 FM Non Incendiv is omissible Make sure that the target equipment can be connected with this module has Rin internal impedance described in remarks column TI 33Q01J30 01E Jun 1 2008 00 Appendix 1 Lists of NI Compliant Products and NI Parameters Table FIO Parameters The Load Devices 2 2 App 1 16 Module name Remarks 1 ALR111 Redundant Single ALR121 Redundant Single ALE111 Redundant Single ALF111 Redundant Single Redundant 10 0 0 9 pA 8 0 pF 0 1 EB401 Single 10 0 0 9 PA 8 0 pF 04 With terminator resister 50 Q Redundant 4 EB402 Single 2 Redundant R EC401 Single 2 AEP7D TM1 TM2 2 AEP9D TM1 TM2 2 3 Without any mode name in the appropriate remarks column these parameters are valid for any operation mode of the module type name 2 For wiring the cables outside of the cabinets NEC National Electrical Code ANSI NFPA
29. failure of handling causes the operators life and body Ay IMPORTANT Identifies important information required to understand the operations or functions TIP Identifies additional information SEE ALSO Identifies a source to be referred to TI 33Q01J30 01E May 21 2004 00 lt Cautions for Safely Applying the Device Power Supply Wiring CAUTION The connection of power cables and the selection of power cables must be done in accordance with this book and the Installation Guidance and implement so as to comply with the standards and laws about explosion protection in the country or the area where the cables are laid Ground Wiring CAUTION You should implement so as to comply with the standards and laws about explosion protection in the country or the area where the cables are laid Input Output Wiring CAUTION The connection of input and output should be done in accordance with this book and the Installation Guidance and implement so as to comply with the standards and laws about explosion protection in the country or the area where the cables are laid e Wiring material and equipment which is electrically connected to this equipment should be products that complied with standards and laws about explosion protection in the country or the area where the cables are laid Replacement of fuse CAUTION e The specified fuse must be used to replacement e Before replacing fuse confirm i
30. for digital input Terminal block ATD5S Single press tightening terminal block for digital output ATI3S Single press tightening terminal block for analog individual insulation ATC4S 7 Press tightening terminal block for digital for relay output ATC5S Press tightening terminal block for digital for ADV157 ADV557 ATF9S Press tightening terminal block for Foundation Fieldbus ATK4A KS cable interface adaptor for analog ATIBA KS cable interface adaptor for AAI135 AAP135 ATB3A KS cable interface adaptor for AAI835 ATD5A KS cable interface adaptor for digital ATM4A KS cable interface adaptor for MAC2 compatible ATV4A KS cable interface adaptor for VM2 compatible AEA3D Analog single duplicated terminal board 8 points x 4 AEA4D Analog single duplicated terminal board 16 points x 2 or 8 points x 2 AET4D Thermocouple single duplicated terminal board 16 points x 2 Terminal board AED5D Digital single duplicated terminal board 32 points x 2 AEC4D 7 Digital single duplicated terminal board for relay output AEF9D Fieldbus single duplicated terminal board AER4D RTD single duplicated terminal board YCB301 ESB bus cable YCB141 ER bus cable Bus cable YCB311 ER bus extension cable YCB147 ER bus cable conversion adaptor YCB138 Fieldbus terminator Note For type names without the basic specification code in the table above any products with basic specification codes are Type n compliant products Also any accessories for m
31. machine and apparatus which may create sparks or arcs and may become an ignition source by unacceptable high temperature is immersed in insulating oil so as not to ignite to gas or vapor 2 Construction The electric circuit immersed in insulating oil It restricts the surface temperature of enclosure and oil Dee i ap 2 Insulating oil F010304 ai Figure Oil Immersion Type o Intrinsic Safety Type i 1 Definition Intrinsic safety is the explosion protection construction confirmed that the sparks arcs or heat which the component part of the electric machine and apparatus create have no possibility of ignition to gas or vapor by the spark ignition test and so on 2 Construction It has no ignition to gas even if it s under abnormal situation Piet BSS e It restricts the electric energy get oe Creepage distance insulation distance is kept eae ee l It restricts the surface temperature of electric Ra TT component and so on T i A barrier is necessary IP22 enclosure technical standard JaWeg Energy restriction F010305 ai Figure Instrinsic Safety Type i Encapsulation Type m 1 Definition Encapsulation is the explosion protection construction that parts which may ignite potentially explosive atmospheres by heating are embedded in seali
32. of permissible voltage current and electricity and should be wired so that inductance and capacitance of its wiring doesn t exceed its permissible value Device that receives energy Device that gives energy The load device EI The source device Intrinsic Part for security Module with _ Non intrinsic built in varer safety circuit safety circuit oO l2 Fz N Ce et tt ne ee ee en et Input output module Vmax Permissible voltage of intrinsic safety circuit Imax Permissible current of intrinsic safety circuit Pi Permissible electricity of intrinsic safety circuit Li Internal inductance Ci Internal capacitance Voc Maximum voltage of intrinsic safety circuit Isc Po La Ca Maximum current of intrinsic safety circuit Maximum electricity of intrinsic safety circuit Permissible inductance of intrinsic safety circuit Permissible capacitance of intrinsic safety circuit 4 Lc inductance of the external wiring 2 Cc capacitance of the external wiring F040106 ai Figure Composition Used for a Module with Built in Barrier TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 8 Example of a Connection Connect Local Node to Equipment of Division 1 2 Setting lt Hazardous area Division 1 2 gt lt Non hazardous area gt explosion protection I I I I Intrinsic safety i I I I I
33. react Zone 0 Division 1 The ib equipment maintains its performance of explosion protection even if it has one defect it is able to react Zone 1 Division 1 TI 33Q01J30 01E Apr 25 2007 00 1 Overview of Explosion Protection 1 5 Definition and Comparison of Explosion Protection Construction Flame proof Enclosures Type d 1 Definition Flame proof enclosures is totally enclosed construction When gas or vapor get into the enclosure and an explosion take place the enclosure withstands the pressure of explosion and prevents the ignition of explosion fire to gas and vapor surrounding the enclosure 2 Construction Explode or Even if explosion occurs inside the container ej y the enclosure withstands it No ignition occurs outside even if explosion occurs inside the container It restricts the surface temperature of the enclosure We Na nh Laa 3 ane AM ON oO Depth of the gap F010301 Al Figure Flame proof Enclosures Type d Pressurized Apparatus Type p 1 Definition Pressurized apparatus supplied protective gas such as air nitrogen and carbon dioxide into the enclosure so that gas or vapor doesn t get into the enclosure 2 Construction Gasket me ate It increases the internal pressure of the enclosure L 2 Protective gas is filled in the container before turning mm the power on Air blow
34. state where no opening circuit short circuit earth fault occur capacitance of the external wiring inductance of the external wiring Parameters of the Device which Receives Energy Vmax maximum input voltage Maximum voltage that can maintenance the NI properties of the device Imax maximum input current Ci Li Maximum current that can maintenance the properties of the device maximum internal capacitance Maximum internal capacitance of the device that can be considered to conduct to the NI circuit the external wiring when the device is connected to the NI circuit the external wiring maximum internal inductance Maximum internal inductance of the device that can be considered to conduct to the NI circuit the external wiring when the device is connected to the NI circuit the external wiring TI 33Q01J30 01E Apr 22 2010 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 8 How to Compare Parameters It is necessary to compare both parameters of the CENTUM I O module and the CSA NI device when they are connected Comparing parameters between the device which gives energy and the device which receives energy are connected are the following two ways In either way to compare wiring construction should be installed to conform to NEC National Electrical Code or the wiring construction standards in the local regions where wiring will be installed Installing a Field Wiring in Accordance in a
35. the product itself and to ensure safe operation observe the safety precautions described in this user s manual We assume no liability for safety if users fail to observe these instructions when operating the product If any protection or safety circuit is required for the system controlled by the product or for the product itself prepare it separately Be sure to use the spare parts approved by Yokogawa Electric Corporation hereafter simply referred to as YOKOGAWA when replacing parts or consumables Modification of the product is strictly prohibited The following symbols are used in the product and user s manual to indicate there are safety precautions Indicates that caution is required for operation This symbol is placed on the product where the user is advised to refer to this book in order to protect the operator and the equipment This book describes precautions to avoid physical injury or death to the operator including electrical shocks Identifies a protective grounding terminal Before using the product ground the terminal Identifies a functional grounding terminal Before using the product ground the terminal Indicates an AC power supply Indicates a DC power supply Indicates that the main switch is ON Indicates that the main switch is OFF TI 33Q01J30 01E May 21 2004 00 Symbols in this Book This book has the following symbol A CAUTION Describes the considerations about the danger that the
36. value of the channels must be within the rated current limit for DC power supply But if the total current value exceeds the rated current reduce the number of channels to be supplied at on time and prepare the same DC power supply for each channel group In such a case the polarity of power sources should be the same Mount ADV151 ADV161 AED5D AKB331 and AKB337 in the same cabinet When ADV151 or ADV161 is mounted in a cabinet different from that for AED5D apply explosion proof wiring defined in each country for AKB331 or AKB337 AKB331 AKB337 DC Power Supply ADV151 ADV161 Cabinet F030110 ai Figure Connection example of ADV151 ADV161 Voltage Input Mode TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 18 Parameters in Connection with FM NI Devices Energy transfer influences FM NI properties In order to maintain these properties parameters must be displayed when FM NI devices are connected To display parameters FM NI devices are divided into the device that gives energy and the device that receives energy Device that gives energy The source device Le 1 Device that receives energy The load device Power O W Supply ZZ Cc 2 ZZ Ci 3 Li Displayed parameters Voc maximum open circuit output voltage Isc maximum short circuit output current Ca maximum allowable capacitance La maximum all
37. wiring Including threaded conduit wiring defined in EN 60079 14 IEC 60079 14 or in each country In addition wiring the devices that indicate electrical parameters with the compliant devices can be a general wiring defined in each country TI 33Q01J30 01E Apr 25 2007 00 Installing a Remote Node in Zone 2 Wiring by ER Bus Type n device 3 Explosion Protection Instrumentation in Zone 2 Division 2 lt Hazardous area Zone 2 gt Cabi net lt Non hazardous area gt EB401 ANB10D OI t a ATT Tf Bime To pkH Conduit wiring Conduit wiring Grounding for explosion protection based on EN 60079 14 IEC 60079 14 or laws defined in each country Figure Installing a Remote Node in Zone 2 Wiring by ER Bus To connect with a field device electrical parameters of each device should be met ER Bus 24 V DC Power supply F030204 ai 3 31 To wire the devices that do not indicate electrical parameters apply an explosion proof wiring Including threaded conduit wiring defined in EN 60079 14 IEC 60079 14 or in each country In addition wiring the devices that indicate electrical parameters with the compliant devices can be a general wiring defined in each country e The lead in of the cabinet wiring installed in Zone 2 should be hand
38. 065 0 38 1 55 5 6 22 44 ASR133 S00 ATSR3D 0 ASR133 S00 ATSR3S 0 A1_B1 A2_B2 A3_B3 A4_B4 A6_B6 A7_B7 A8_B8 A9_B9 A10_B10 A11_B11 A12_B12 A13_B13 A15_B15 A16_B16 A17_B17 A18 B18 A1 B1 A2 B2 A3 B3 A4 B4 A6_B6 A7_B7 A8 B8 A9_B9 A10_B10 A11_B11 A12_B12 A13_B13 A15_B15 A16_B16 A17_B17 A18 B18 13 7 13 7 60 30 0 094 0 122 0 714 0 867 0 714 1 0 867 2 5 j These values are valid if no one of the channels or only one of the channels is connected to earth 2 These values are valid if more than one channel is connected to earth Note The ambient operating temperature Tamb for the modules is 20 C to 70 C TI 33Q01J30 01E Apr 22 2010 00 Appendix 5 Example of Certificate Appendix 5 Example of Certificate 3 1 2 3 4 5 6 7 8 9 10 11 12 Physikalisch Technische Bundesanstalt Braunschweig und Berlin PIB EC TYPE EXAMINATION CERTIFICATE Translation Equipment and Protective Systems intended for Use in Potentially Explosive Atmospheres Directive 94 9 EC EC type examination Certificate Number PTB 03 ATEX 2074 Equipment Digital Output Module ASD533 and Terminal ATSD3 Manufacturer Yokogawa Electric Corporation Address 9 32 Nakacho 2 chome Musashino shi Tokyo 180 Japan This equipment and any ecceptable variation t
39. 1J30 01E Apr 22 2010 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 1 Appendix 1 Lists of NI Compliant Appendix 1 1 and CSA NI Parameters Products and NI Parameters Lists of CSA NI Compliant Products The List of CSA NI Compliant Products Table The List of CSA NI Compliant Products lt for FIO gt 1 2 Classifications Type names Products ANR10S 01 Node unit for ER bus single 100 V AC power supply ANR10S L14 Node unit for ER bus single 24 V DC power supply ANR10D 41 Node unit for ER bus duplication 100 V AC power supply duplication Node unit ANR10D 44 Node unit for ER bus duplication 24 V DC power supply duplication ANR11S 011 Node Unit for Single ER Bus 100 V AC power supply ANR11S 14 Node Unit for Single ER Bus 24 V AC power supply ANR11D 41 Node Unit for Dual Redundant ER Bus 100 V AC power supply duplication ANR11D 44 Node Unit for Dual Redundant ER Bus 24 V AC power supply duplication Power supply PW481 1 100 V AC power supply module module PW484 1 24 V DC power supply module Bus interface EB501 ER bus interface slave module module EB511 ER bus interface slave module AAI141 Analog input module 4 to 20 mA 16 points non insulation AAV141 Analog input module 1 to 5 V 16 points non insulation A
40. 2 2010 00 Appendix 4 Installation of I O Modules with Built in Barrier in accordance with FM Approval App 4 1 Appendix 4 Installation of I O Modules 4 2 3 4 25 with Built in Barrier in accordance with FM Approval Doc No IFM035 A09 NONHAZARDOUS LOCATION or HAZARDOUS CLASSIFIED LOCATION CLASS ZONE 0 OR 1 GROUPS IIC IIB IIA or CLASS DIVISION 1 GROUPS A B C D CLASS II DIVISION 1 GROUPS E F G CLASS III DIVISION 1 NONHAZARDOUS LOCATION 6 or HAZARDOUS CLASSIFIED LOCATION CLASS ZONE 2 GROUPS IIC IIB IIA or CLASS DIVISION 2 GROUPS A B C D Any Simple Apparatus 2 or Approved device wiht Entity Concept 1 parameters D C 3 Vmax Imax Ci Li appropriate for connection c Intrinsically Safe Non Intrinsically Safe 4 to Intrinsically Safe Apparatus or Associated 1 Connections Connections O 5 Apparatus with Entity Concept parameters listed in Table 1 F040401 ai The Entity Concept allows interconnection of intrinsically safe apparatus with associated apparatus not specially examined in combination as a system when the approved values Voc or Vt and Isc or It for the associated apparatus are less than or equal to Vmax and Imax for
41. 2 19 0 Output Single 27 6 23 0 0 19 19 0 AAB841 Redundant 27 6 23 0 0 12 19 0 Output Single 27 6 23 0 0 19 19 0 AAI835 Redundant 29 3 31 0 0 12 10 0 ie ack Input Single 29 3 310 0 12 10 0 If two wired transmitter is connected AAI835 Redundant 29 3 23 0 0 12 10 0 Output Single 29 3 23 0 0 12 10 0 Redundant 11 0 11 7 0 27 20 0 ARVOA Single 11 0 11 7 0 4 20 0 Redundant 11 8 12 5 0 27 20 0 eas Single 11 8 12 5 0 4 20 0 Redundant 5 25 1 0 1 0 20 0 AARIS Single 5 25 1 0 1 0 20 0 Redundant 5 0 0 5 1 0 20 0 Single 5 0 0 5 io a0 gt npt Redundant 16 5 33 4 0 3 0 8 AAT145 Single 165 16 7 03 08 Power supply for RJC Redundant 16 5 33 0 0 3 0 8 singe 165 165 03 o8 165 165 03 08 Detection of unplugged cable Redundant 5 0 1 1 1 0 20 0 RTD POT input AAR145 Single 5 0 1 1 1 0 20 0 Redundant 26 4 52 8 0 3 0 8 Dete tion of npi gged Cable Single 264 264 0 3 0 8 p ugg k Without any mode name in the appropriate remarks column these parameters are valid for any operation mode of the module type name 2 For wiring the cable outside of the cabinets EN 60079 14 IEC 60079 14 or an explosion proof wiring including threaded conduit wiring defined in each country should be installed TI 33Q01J30 01E Jun 1 2008 00 Appendix 2 Lists of Type n Compliant Product and the Parameters of Type n App 2 5 Table FIO Parameters The Source Devices 2 2
42. 200 14 0 0 1 1 00 100 0 Voltage input AMM12 14 0 0 1 1 00 20 0 14 0 01 1 00 100 0 AMNS 140 0 4f 100 20 0 14 0 0 1 4 00 100 0 TC mv input Aer 60 15 1 00 200 15 15 1 00 100 0 RTD input AMM42 24 5 60 0 0 27 0 8 245 22 0 0 27 100 0 AMM52 25 5 21 5 0 27 1 6 25 5 21 5 0 27 100 0 ADM11 ADM12 6 0 20 0 1 00 10 0 6 0 20 0 1 00 100 0 pace Non compliant because energy is not supplied to NI equipment external wiring ADM15R 25 5 8 5 0 20 2 0 25 5 8 5 0 20 100 0 ADM55R Non compliant because energy is not supplied to NI equipment external wiring ACM11 22 0 40 0 0 05 0 5 19 5 15 0 0 10 10 0 V input ACM12 4 7 67 0 1 00 0 8 47 40 0 1 00 10 0 ACF 11 20 0 150 0 0 18 0 1 20 0 80 0 0 18 5 0 RB401 13 0 140 0 0 27 10 0 5 0 90 0 1 00 1 0 With terminating resistance 107 Q 2 AIP511 13 0 140 0 0 27 10 0 5 0 90 0 1 00 1 0 AIP512 13 0 140 0 0 27 10 0 5 0 90 0 1 00 1 0 AIP581 13 0 140 0 0 27 10 0 5 0 90 0 1 00 1 0 1 Without any mode name in the appropriate remarks column All parameters are valid for any operation mode of the module type name 2 RB401 AIP511 AIP512 and AIP581 can be connected in parallel each other without any regard for the order Those can be connected up to a maximum of 9 products and their cables can be extended up to a maximum of 750 m TI 33Q01J30 01E Jun 1 2008 00 Appendix 1 Lists of NI Com
43. 27 Instruction on Contact Input Mode Wiring When the number of channels is limited because power supply exceeds its capacity but parallel connection for the purpose of increasing capacity is not allowed Mount ADV151 ADV161 AED5D AKB331 and AKB337 in the same cabinet When ADV151 or ADV161 is mounted in a cabinet different from that for AED5D apply explosion proof wiring defined in each country for AKB331 or AKB337 AKB331 AKB337 fa COMA Q eee Q COMA pe 1 O Q 16B ADV151 ADV161 Cabinet F030109 ai Figure Connection example of ADV151 ADV161 Contact Input Mode TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 28 Instruction on Voltage Input Mode Wiring The total current value of the channels must be within the rated current limit for DC power supply But if the total current value exceeds the rated current reduce the number of channels to be supplied at on time and prepare the same DC power supply for each channel group In such a case the polarity of power sources should be the same Mount ADV151 ADV161 AED5D AKB331 and AKB337 in the same cabinet When ADV151 or ADV161 is mounted in a cabinet different from that for AED5D apply explosion proof wiring defined in each country for AKB331 or AKB337 AKB331 AKB337 DC Power Supply ADV151 ADV161 Cabinet F030110 ai Figure Connection example of ADV151 ADV161 Voltage Input M
44. 3 Cc capacitance of the external wiring 12 Lc inductance of the external wiring F030102E ai Figure Connection of CSA NI Devices and Associated Parameters TI 33Q01J30 01E Apr 22 2010 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 7 Parameters of the Device which Gives Energy Voc maximum open circuit output voltage Isc Ca La Vn Ln In Cc Le Maximum voltage that occurs at the open terminal part when the Non Incendive NI circuit is open maximum short circuit output current Maximum current which currents when the NI circuit is short and earth fault maximum allowable capacitance Maximum capacitance that can be connected to the NI circuit maximum allowable inductance Maximum inductance that can be connected to the NI circuit maximum allowable capacitance in a normal circuit voltage of Vn Maximum capacitance that can be connected in a normal circuit voltage of Vn the circuit current in a state where no opening circuit short circuit earth fault occur in the NI circuit normal circuit voltage Circuit voltage in a state where no opening circuit short circuit earth fault occur maximum allowable inductance in a normal circuit current of In Maximum inductance which can be connected in a normal circuit voltage of In the circuit current in a state where no opening circuit short circuit earth fault occur in the NI circuit normal circuit current Circuit current in a
45. 4 1 Intrinsic Safety Explosion Protection Instrumentation Using Module With Built in Baffief vi cccsiecccncscescvesceecseuccsaserestesassuedstaceesteensousesnateancvensvencnestences 4 2 4 1 1 Intrinsic Safety Explosion Protection of CENELEC Standard 4 2 4 1 2 Intrinsic Safety Explosion Protection of FM Standard cceeee 4 6 4 2 Intrinsic Safety Explosion Protection Instrumentation Using Barriers 4 10 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 1 Appendix 1 1 Lists of CSA NI Compliant Products and CSA NI Parameters App 1 1 Appendix 1 2 Lists of FM NI Compliant Products and FM NI Parameters App 1 11 Appendix 2 Lists of Type n Compliant Product and the Parameters of Type n ecessseeeeeeeeeeeeeeeees App 2 1 Appendix 3 Lists of Parameters of Modules with Built in Barrier App 3 1 Appendix 4 Installation of I O Modules with Built in Barrier in accordance with FM Approval csssseseeseseees App 4 1 Appendix 5 Example of Certificate 0 ccccssseeceesseeeeeeseeeeeeeeseeeees App 5 1 TI 33Q01J30 01E Dec 17 2010 00 1 1 1 1 Overview of Explosion Protection 1 1 Overview of Explosion Protection This chapter provides the general explanation about explosion protection Primary Explosion Protection and Secondary Explosion Protection In order to prevent explosions and its danger plants must have an effective explosion pro
46. 4 to 20mA 4 points input 4 points output individual insulation 1 0 module AAV542 Analog output module 10 to 10V 16 points non insulation AAT141 Thermocouple mV input module 16 points whole insulation AAR181 RTD input module 12 points whole insulation AAT145 Thermocouple mV input module 16 points individual insulation AAR145 RTD slide rheostat input module 16 points individual insulation AAP 135 Pulse input module 0 to 10 KHz 8 points individual insulation AAI143 Analog input module 4 to 20 mA 16 points whole insulation AAI543 Analog output module 4 to 20 mA 16 points whole insulation AAV 144 Analog input module 10 to 10V 16 points whole insulation AAV544 Analog output module 10 to 10V 16 points whole insulation ADV157 Digital input module 32 points for press tightening terminal only ADV151 Digital input module 32 points with pulse count function ADV161 Digital input module 64 points with pulse count function 4 AFV10S AFV10D FCU for Vnet IP requires L2 switch to connect to a network For L2 switch select and use one that can be installed at Zone 2 area and conforms to type n Note For type names without the basic specification code in the table above any products with basic specification codes are Type n compliant products Also any accessories for maintenance are Type n compliant products TI 33Q01J30 01E Oct 22 2010 00 Appendix 2 Lists of Type n Compliant Product
47. 41 Non compliant 2 ADV557 Single 26 4 100 0 0 138 0 Without surge absorber Contact output ADV551 Dual 26 4 100 0 0 28 10 0 mode Single 26 4 100 0 0 14 10 0 Contact output mode ADV561 Dual 26 4 100 0 0 275 0 Contact output mode Single 26 4 100 0 0 138 0 Contact output mode A Without any mode name in the appropriate remarks column All parameters are valid for any operation mode of the module type name 2 Install a conduit wiring or observe the locally regulated explosion protection wiring procedures 3 Use a barrier for fieldbus as field wiring terminal for CSA NI example KLD2 PR Ex1 IEC1 TI 33Q01J30 01E Dec 17 2010 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 8 Table FIO Parameters The Load Devices 2 2 Module name Vmax V Imax mA Ci pF Li WH Remarks 1 mode terminals Dual 26 4 100 0 160 0 pF 0 When DC is impressed ADRS541 110 0 14 0 160 0 pF 0 When DC is impressed Single 26 4 100 0 80 0 pF 0 When DC is impressed g 110 0 14 0 80 0 pF 0 When DC is impressed Dual 5 0 1 0 0 0015 12 6 TC mV input sas Single 5 0 1 0 0 0010 12 6 TC mV input Dual 3 ALF 111 Single g g 3 EB401 10 0 0 9 pA 8 0 pF 0 1 With terminating resistance 50 Q qi Without any mode name in the appropriate remarks column All parameters are valid for any
48. AV142 Analog input module 10 to 10 V 16 points non insulation AAB141 Analog input module 1 to 5 V 4 to 20 mA 16 channel non isolated AAI841 Analog I O module 4 to 20 mA 8 input points 8 output points non insulation Analog I O module 1 to 5 V output 4 to 20 mA 8 input points 8 output points non RABBA I insulation Analog I O module 1 to 5 V 4 to 20 mA input 4 to 20 mA output 8 channel input RADOI 8 channel output non isolated AAV542 Analog output module 10 to 10 V 16 points non insulation AAI143 Analog input module 4 to 20 mA 16 points whole insulation AAI543 Analog output module 4 to 20 mA 16 points whole insulation 1 0 module AAV 144 Analog input module 10 to 10 V 16 points whole insulation AAV544 Analog output module 10 to 10 V 16 points whole insulation AAT141 Thermocouple mV input module 16 points whole insulation AAR181 RTD input module 12 points whole insulation AAI135 Analog input module 4 to 20 mA 8 points individual insulation AAI835 Analog I O module 4 to 20 mA 4 points input 4 points output individual insulation AAP 135 Pulse input module 0 to 10 KHz 8 points individual insulation AAT145 Thermocouple mV input module 16 points individual insulation AAR145 RTD slide rheostat input module 16 points individual insulation ADV151 Digital input module 32 points pulse count function ADV551 1 Digital output module 32 points pulse with output function ADV141 Digital
49. CANICSA E79 15 95 7 AS 2380 8 Special UK SFA3009 vg 1326 z C22 2 No 213 Non Incendive FM 3611 C22 2 No 157 xi Type 1 eee IEC Australia etc 6 Non Incendive the United States Canada In the classification of equipment not in the classification of explosion protection structure it may be the request of explosion protection In regards to the United States and Canada lower numbers in the cell are IEC compliant standards The internal pressure of Canada defined in T I L No E 13A TECHNICAL INFORMATION LETTER IEC International Electro technical Commission 50 countries CENELEC European Committee for Electrotechnical Standardization 18 countries as of January 10 1994 SA Standards Australia CSA Canadian Standards Association FM Factory Mutual Research Corporation etc Electric machine apparatus explosion protection construction standards 1969 Labor Ministry Notice No 16 or technical standards TI 33Q01J30 01E Apr 25 2007 00 1 Overview of Explosion Protection 1 3 ATEX Directive In Europe European Community EC directive 94 9 EG March 23 1994 was issued This is a new directive about explosion protection in Europe On all the EC countries it puts an obligation to pay attention and assure the safety and health mainly for persons This directive goes by the name of ATEX As one of the CE marking adaptation directive it has been compulsory since July 2003 ATEX means Atmo
50. CSA Non Incendive Anode unit for FIO an I O module FIO node interface units for RIO and an I O module RIO and an optic repeater of CENTUM have acquired CSANI certificates of the following standards from CSA This approval proves that the products above can be used in hazardous areas such as Class and Division 2 1 and that the I O module can be directly connected to an CSANI approved field device installed in hazardous areas such as Class and Division 2 In addition an I O modules FIO or RIO installed in non hazardous areas can be directly connected to an CSANI approved field device installed in hazardous areas such as Class and Division 2 mle Class I Division 2 This places where gases or vapors do not form a potentially explosive atmosphere in a normal state or even if so the atmosphere exists for only a short time Approved Types and Standards Class I Division 2 Groups A B C and D temperature code T4 CSA Standard C22 2 No 157 92 CSA Standard C22 2 No 213 M1987 CSA Standard C22 2 No 61010 ISA Standard ISA S12 12 1994 Precautions in Use e To install a device in accordance with the standards above the device needs to be accommodated in a keyed metal cabinet and installed It is necessary to use a cabinet approved by CSA or local testing authorities for explosion proof products e Use a cabinet which is larger than the size of W600 X H760 X D350 mm to mount a FIO node unit on e As a rule NI explo
51. Explosion Protection Instrumentation in Zone 2 Division 2 3 15 Signal Wiring When an optical cable is installed in Class I Division 2 general wiring defined in the relevant country is available Optical cable does not emit energy to cause air explosion Install explosion proof wiring defined in the relevant country for the following signal wiring 4 Wiring contact output terminals of field control unit outside of a cabinet Wiring Vnet IP cable and ESB bus cable outside of a cabinet Wiring ER bus cable to be connected to EB402 and EB511 outside of a cabinet Wiring AAP135 outside of a cabinet when it is used as the source device 1 General wiring defined in the relevant country can be installed according to the indicated electrical parameters for signal wiring of AAP135 outside of a cabinet when it is used as the load device 1 Use DC power supply compliant with the Standard for Explosion Protection for combination of ADV151 and AED5D or that of ADV161 and AED5D in contact input mode and voltage input mode Connection according to the parameters of this power supply makes signal wiring outside of the cabinet compliant with the local standard Please read the instruction on contact input mode wiring and the instruction on voltage input mode when you actually install wiring Wiring outside of a cabinet in voltage output mode by a combination of ADV551 and AED5D or ADV561 and AED5D Wiring contact output mode outside of a cabinet a
52. FIO and an I O module of CENTUM have acquired Type n of CENELEC standard This approval permits that the products above can be used in hazardous areas such as Zone 2 and that the I O module can be directly connected to an Type n approved field device installed in hazardous areas such as Zone 2 In addition an I O modules installed in non hazardous areas can be directly connected to a Type n approved field device installed in hazardous areas such as Zone 2 Complied Standards Explosion proof specifications Il 3G Ex nC nL IIC T4 Complied standard EN 60079 15 2005 IEC 60079 0 2004 IEC 60079 11 1999 for 24 V DC power supply TI 33Q01J30 01E Jun 1 2008 00 Type n Approved Products and Their Configuration Example The figure below is an example of the configuration of Type 3 Explosion Protection Instrumentation in Zone 2 Division 2 oi 3 24 n approved products that can be installed in hazardous areas See the table The List of Type n Compliant Products described
53. GIVE eee eeeeeeeeeeeeneeteeeteeetneetneetneeeeees 3 1 O Oil Immersion Type O sesssesseereersereeresneereenees 1 6 Overview of Connecting a Module with Built in Barrier Compliant with CENELEC Standard Overview of Connecting a Module with Built in Barrier Compliant with FM Standard Overview of Connecting a Module with Built in Barrier Equipment Compliant with Intrinsic Safety Explosion Protection with Devices 2 3 Overview of Connecting a Type n compliant FIO Module with Devices ccceeeeeeeees 2 5 Overview of Connecting CENTUM to the Devices Installed in a Hazardous Area 006 2 3 Overview of Connecting Non Incendive Compliant MOGUNC oe sic5 ia aaa cass 2 7 Overview of Explosion Protection 05 1 1 P Parameter of Intrinsic Safety 00 4 3 4 7 Parameters in Connecting with CSA NI Devices 3 6 Parameters in Connection with FM NI Devices 3 18 Parameters of CSA NI Compliant Equipments App 1 5 Parameters of FM NI Compliant Equipments App 1 13 Parameters of the Device which Gives Energy 3 7 Parameters of the Device which Receives Energy E E E EE AET App 2 4 Power Supply Wiring 00 3 3 3 14 3 25 Precautions in USC ccccceseeeeeeeeeeeeeeeeeeeeeees 3 1 Pressurized Apparatus Type p ceee 1 5 Primary Explosion Protection 1 1 Primary Explosion Protection and Secondary Explosion
54. Instrumentation in Zone 2 Division 2 3 13 FM NI Approved Products and Their Configuration Example The figure below is an example of the configuration of FM NI approved products that can be installed in hazardous areas See the table The List of FM NI Compliant Products in Appendix for details lt Hazardous area Class Division2 gt lt Non hazardous Area gt Cabinet Cabinet P w E q E E A A A e A A l l l I C i 7 I I I L2 switch L2 switch 7 l l peo Imo OOO Mma bm eeat i l l l i I I I f l a i Optical i I I cable for I ER Bus I I I Switch for ER Bus S l Switch for ER Bus l I l I I ANR11D I I 1 I i a l I T l I l J p l I i J I EB511 I I I l ANR10D ai I I I ER Bus I f
55. List of Parameters CENELEC of Modules with Built in Barrier Uo lo Po Ui Co Lo Modules V mA mwy v nF mH Remarks 1 IIC IIB IIA IIC IIB IIA Single 27 8 84 584 84 659 659 2 18 18 2Wire ASI133 S00 27 8 4 28 28 84 659 695 100 100 100 4Wire ASI133 H00 Redundant 27 8 93 647 84 659 659 1 2 14 14 2Wire 27 8 7 49 28 84 659 659 100 100 100 4Wire ASI533 S00 Single 27 8 86 598 84 659 659 1 8 17 17 ASI533 H00 Redundant 27 8 93 647 84 659 659 1 2 14 14 No channel or one channel 16 8 7 30 220 1760 8000 240 725 1930 is connected to equipotential Single bonding Two channels up to all 16 8 46 194 65 380 1550 5 6 22 44 channels connected to AST143 S00 equipotential bonding No channel or one channel 16 8 13 55 220 1730 8000 70 280 560 is connected to equipotential bonding Redundant Two T up to all 16 8 92 387 65 280 1550 1 4 5 6 11 channels connected to equipotential bonding Single 13 7 30 103 122 867 837 25 5 5 ASR133S00 Redundant 13 7 60 206 94 714 714 1 5 5 Single 9 8 21 52 1100 7600 11600 26 107 214 ASDI P99 Redundant 9 8 41 101 1100 7600 11600 7 28 56 Single 27 16 108 6 738 89 690 690 0 42 99 99 ASDRI34300 Redundant 27 16 108 6 738 89 690 690 0 42 99 9 9 i These parameters are valid for the operation nodes of
56. O Parameters The Load Devices 1 2 Ui li Ci Li Module Remarks 1 M ma F H k AFV10S TM2 C2 AFV10D TM2 Redundant A CP451 Single 7 2 Redundant a PW484 Single 7 2 Redundant SB401 Single 7 7 2 EB501 Redundant 10 0 0 9 uA 8 0 pF 0 1 10BASE 2 Single 10 0 0 9 pA 8 0 pF 0 1 Terminating resistance 50 Q both sides Redundant 7 EB511 Single 7 2 Redundant 20 0 60 0 4200 pF 3 6 AAI141 Single 120 30 0 3100 pF 18 If four wired type is set Redundant 24 0 31 0 5000 pF 10 0 raat AAI135 Single 74 0 31 0 5000 pF 10 0 If four wired transmitter is set Redundant 7 5 15 0 pA 0 146 2 4 fee Single 7 5 7 5yA 0 074 48 Redundant 13 0 26uA 0 057 0 438 ee Single 13 0 13 pA 0 03 0 880 A144 Redundant 30 0 0 28 0 001 10 0 When the power is turned ON Single 30 0 0 14 0 001 10 0 Rin 1 MOQ or more 3 AAI841 Redundant 20 0 60 0 4200 pF 3 6 ieRoneaned elect Input Single 12 0 30 0 3100 pF 48 yP AAB841 Redundant 7 5 15 0 pA 0 146 2 4 Input Single 7 5 7 5pA 0 074 4 8 AAI835 Redundant an 31 0 5000 pF 10 0 If four wired transmitter is set Input Single 24 0 31 0 5000 pF 10 0 Redundant 0 18 0 5 2 43 2 1 ARIA Single 0 18 0 25 2 43 2 1 Redundant 5 0 1 0 0 0015 12 6
57. Overview of Explosion Protection c ccceesseeeceeeeeeeeeseseeeeeneeeeeeeenees 1 1 1 1 Primary Explosion Protection and Secondary Explosion Protection 1 1 1 2 Explosion Protection Standards ccseccsseceseneeeeeeeeseeeeseeeeseeeeseneeeeeeeeses 1 2 1 3 Classification of Explosion Protection Equipment 2 ceseseeeeeees 1 4 1 4 Symbols That Indicate Specifications of Explosion Protection 1 9 2 CENTUM and Explosion Protection Instrumentation c0c0 2 1 2 1 Explosion Protection Standards that CENTUM has Acquired 00 2 1 2 2 Explosion Protection Construction that I O Devices of CENTUM Comply i cccecssecsceccse cscs este csieccte cate cuee cute este cute cute cute cute este extn evinedte este even cite 2 2 2 3 Overview of Connecting CENTUM to the Devices Installed in a Hazardous Area joccsiccsiccsiccsencseesteesceesieesceesueesueesteeaveesdtestecsueessersueesueesuersveesseess 2 3 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 1 3 1 NOM IN GON IV 6 micsorarea nananana aaae aaar aaan a Naad aaaea Kaaa EE aaa 3 1 3 1 1 CSANI CSA Non InCendive ccecceeceeeeeeeeeeeeeneeeeeeneeeeeeeeeeeas 3 1 3 1 2 FM NI FM Non Incendive eeceeeeeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeas 3 12 3 2 Type ne cistaesats tated teas ces diet hea ene La eed dan ded Lend de 3 23 4 Intrinsic Safety Explosion Protection Instrumentation cce 4 1
58. Protection ccccsceeeeeee 1 1 R RIO siririn ane N R App 1 9 TI 33Q01J30 01E Apr 22 2010 00 S Secondary Explosion Protection 0 1 1 Set Remote Node and Module with Built in Barrier in DIVISION 2 ai Tiranen iaa 4 9 Set Remote Node and Module with Built in Barrier in ZONE Zivvcavatdseearacantecaarsantisatnsdecardistetiarnatensteres 4 5 Signal Wiring s es 3 3 3 15 3 26 Symbols That Indicate Specifications of Explosion Protection aeon nn a 1 9 T The List of CSA NI Compliant Products App 1 1 The List of FM NI Compliant Products App 1 11 The List of Type n Compliant Products App 2 1 The United States Canada ccceeeeees 1 10 HY olen gereeereereerereectrererr sr uia repo rrreeec reer ere 3 23 Type n Approved Products and Their Configuration Example cccesee 3 24 Type of Protection n or Non Incendive 1 7 Ww WIRING if cicecic ccsececd covet Genie evened Besse hace 3 14 3 25 Wiring of Intrinsic Safety Explosion Protection N A AT E E T N 4 2 4 6 4 12 TI 33Q01J30 01E Ind 3 Apr 22 2010 00 Blank Page Revision Information Title Explosion Protection Manual No TI 33Q01J30 01E March 2004 1st Edition Newly published Apr 2007 2nd Edition 1 2 2 1 3 1 1 3 1 2 3 2 4 2 5 1 1 5 1 2 5 2 Explosion Protection Standards Revised description of Type n standard number in Table E
59. Zone 2 but cannot be connected with the devices installed in Zone 0 and Zone 1 Barrier is necessary to connect them For connecting with flameproof equipment wiring construction is needed in accordance with installation specifications of the flameproof equipment Flameproof wiring in the figure refers to cabling with flameproof packing or metal tube wiring sealing fitting oan For connecting to a Type n compliant module it is necessary to compare parameters between the device installed in a hazardous area and the device of CENTUM to evaluate whether connection is possible or not A Type n compliant module and a remote node 24 V DC feeding type can be installed in Zone 2 by mounting in a keyed metal cabinet with protection rating of IP54 or higher TI 33Q01J30 01E Apr 22 2010 00 2 CENTUM and Explosion Protection Instrumentation ZoneO Zone1 Zone2 Non Hazardous Area Node unit il I Intrinsic safety equipment A Barrier iE g Type n equipment Intrinsic safety equipment or M Barrier Flameproof wiring Flameproof equipment Flameproof wiring refers to cabling with flameproof packing or metal tube wiring sealing fitting Wiring construction is needed in accordance with installation specifications of the flameproof equipment
60. a l I 1 z I I ot i 1 N P A I I I I I l in I I EB401 l IOo E I I I l ROERAES Hlal l EPERRA I COO0000 CRNIN CRRI 0000000 l l I I 1 Fieldbus Fieldbus OOOO R OS S0dRGog 08 oo a Er Figure Example of the configuration of FM NI approved products F030108 ai TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 14 Device Installation Devices must be installed by professionally trained personnel Install devices according to NEC National Electrical Code ANSI NFPA 70 When devices are installed in a hazardous area in Class Division2 put them in a metal cabinet with a key compliant with FM 3810 and FM 3600 or the one approved by FM ora local testing institution When the devices to be connected to field devices in a hazardous area are installed in non hazardous area put them in a metal cabinet conforming to FM 3810 Please refer to the related GS General Specifications Installation Guidance TI33Q01J10 01E and Installation Guidance for Vnet IP TI33P01J10 01E Precautions on device use e Cabinet door must be closed when devices are used Empty slots in a cabinet must be covered by a dedicated cover e Each cable in a cabinet must be fixed Abreaker to cut power supply must be installed in non hazardous area so that power supply to the devices is cut under abnormal circumstances Maintenan
61. a that has a risk of explosion is called Hazardous area Zone 0 potentially explosive atmospheres exist continuously or for a long time at all time Zone 1 potentially explosive atmospheres may exist under normal operation of the plant and so on sometime Zone 2 no potentially explosive atmospheres exist under normal operation of the plant and so on or exist briefly if they do at accidents only Table Classification of Hazardous Area Europe U S Explosion protection Australia Canada approved equipment Zone 0 Intrinsic safety ia ivici Intrinsic safety ia ib Zone 1 Division Flame proof enclosures Increased safety Pressurized apparatus Oil immersion Intrinsic safety ia ib Flame proof enclosures Increased safety Zone 2 Division 2 Pressurized apparatus Oil immersion Type of protection n Non Incendive TI 33Q01J30 01E Apr 25 2007 00 Classification of Explosive Gas 1 Overview of Explosion Protection 1 8 Classification of Explosive gas vapor involves a division by explosion intensity and a division by explosion energy Classifications in the technical standard IEC and CENELEC are listed in the following table Table Classification of Explosive Gas Classification Flame proof enclosures Intrinsic safety Maximum gap in mm where the fire runs when the depth of joint surface is set to 25 mm Minimum ignition current ratio of the target gas when th
62. aintenance are Type n compliant products TI 33Q01J30 01E Oct 22 2010 00 Appendix 2 Lists of Type n Compliant Product and the Parameters of Type n App 2 3 Table The List of Type n Compliant Products 3 3 Classifications Type names Products AKB331 Signal cable between ADV151 ADV551 and terminal board AKB334 Signal cable between ADR541 and terminal board AKB335 Signal cable for connection between AAR145 and AER4D AKB336 Signal cable between ALF 111 and terminal board AKB337 Signal cable between ADV161 ADV561 and terminal board KS1 Signal cable Signal cable AKB131 RS 232C cable for connection between ALR111and Modem AKB132 RS 232C cable for connection between ALR111and RS 232C Device AKB133 RS 232C cable for connection between ALR111and FA M3 AKB134 RS 232C cable for connection between ALR111and RS 232C Device AKB135 RS 232C cable for connection between ALR111 and Modem AKB136 RS 232C cable for connection between ALR111 and RS 232C Device AKB161 RS 422 RS 485 cable for connection between ACM12 and FA500 AKB162 RS 422 RS 485 cable for connection between ACM12 and YS EB401 ER bus interface master module I O module EB402 ER bus interface master module EC401 ESB bus coupler module Distribution AEP7D 4 Primary distribution unit for 24 V DC input unit AEP9D Secondary distribution unit Note For type names witho
63. are subject to approval by the Physikalisch Technische Bundesanstalt In case of dispute the German text shail prevail Physikalisch Technische Bundesanstalt Buncesalee 100 0 36116 Braunschweig F050402 ai TI 33Q01J30 01E App 5 2 Apr 22 2010 00 CENTUM Explosion Protection INDEX A Approved Types and Standards 0 0 3 1 ATEX Directive sni asthe caidiniasinndetianae 1 3 Cc Category of Barriers ceeeeeeeeeeeeeeeteeeteeeee 4 10 CENTUM and Explosion Protection InstrumentatiOn ccccceeeeeeeeeeeeeeeeeeeeees 2 1 Classification by Explosion Protection COnstructiOns c ceeccceeeeeeeeeeeeeeeeeeneeetees 1 4 Classification by Hazardous Area and Explosive Gas c ccceecceeeeeeeeeesseeteneeteees 1 7 Classification of Explosion Protection Eq ipment esis cis ite ccs cognac naana 1 4 Classification of Explosive Gas e1ee 1 8 Classification of Hazardous Area 0 0 1 7 Complied Standards cccccccceesseeeeees 3 12 3 23 Connect Local Node to Equipment of Division 1 2 SO UUING E A deveemstedscs 4 8 Connect Local Node to Equipment of Zone 0 1 2 SOQ UUING A A AA 4 4 Connecting a Directly Connected Node and a Device Installed in Class I Division 2 3 19 Connecting a Directly Connected Node and a Device Installed in Division 2 0 3 10 Connecting a Directly Connected Node and a Device Installed in Zone 2 ccesee 3 30
64. as Acquired Table Explosion Protection Standards that CENTUM Complies Revised Conformed standard number CSANI CSA Non Incendive Approved Types and Standards Revised The CSA Standard No Type n Revised Collected Standards Appendix 1 1 Lists of CSA NI Compliant Products and CSA NI Parameters Table FIO Parameters The Load Devices Revised to 3 and Remarks Appendix 2 List of Type n Compliant Product and the Parameters of Type n Table FIO Parameters the Load Devices Revised to 3 and Remarks TI 33Q01J30 01E Jun 1 2008 00 Apr 2010 4th Edition 2 CENTUM and Explosion Protection Instrumentation 2 1 Explosion Protection Standards that CENTUM has Acquired Revised description of Table Explosion Protection Standards that CENTUM Complies 2 3 Overview of Connecting CENTUM to the Devices Installed in a Hazardous Area Added Overview of Connecting a Module with Built in Barrier Compliant with CENELEC Standard Added Overview of Connecting a Module with Built in Barrier Compliant with FM Standard 4 Intrinsic Safety Explosion Protection Instrumentation 4 1 Intrinsic Safety Explosion Protection Instrumentation Using Module with Built in Barrier Added 4 1 1 Intrinsic Safety Explosion Protection of CENELEC Standard Added 4 1 2 Intrinsic Safety Explosion Protection of FM Standard Appendix 3 List of Parameters of Modules with Built in Barrier Added Table List of Parameters FM of Modul
65. can be installed according to the indicated electrical parameters for signal wiring of AAP135 outside of a cabinet when it is used as the load device 1 Use DC power supply compliant with the Standard for Explosion Protection for combination of ADV151 and AED5D or that of ADV161 and AED5D in contact input mode and voltage input mode Connection according to the parameters of this power supply makes signal wiring outside of the cabinet compliant with the local standard Please read the instruction on contact input mode wiring and the instruction on voltage input mode when you actually install wiring Wiring outside of a cabinet in voltage output mode by a combination of ADV551 and AED5D or ADV561 and AED5D Wiring contact output mode outside of a cabinet according to the indicated electrical parameters is compliant with the local standard Wiring outside of a cabinet to ALR111 ALR121 or ALE111 Wiring outside of a cabinet to ALF111 When a barrier for field bus available in Zone 2 is mounted in the same cabinet and connected wiring to the field devices outside of the cabinet can be a general wiring defined in the relevant country AAP135 is the source device in case of voltage free contact input and voltage pulse input when connected to signal names INDB and INOC In other connections it is the load device TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3
66. ccording to the indicated electrical parameters is compliant with the local standard Wiring outside of a cabinet to ALR111 ALR121 or ALE111 Wiring outside of a cabinet to ALF111 When a barrier for field bus available in Class l Division 2 is mounted in the same cabinet and connected wiring to the field devices outside of the cabinet can be a general wiring defined in the relevant country AAP 135 is the source device in case of voltage free contact input and voltage pulse input when connected to signal names INDB and INOC In other connections it is the load device TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 Instruction on Contact Input Mode Wiring 3 16 When the number of channels is limited because power supply exceeds its capacity but parallel connection for the purpose of increasing capacity is not allowed Mount ADV151 ADV161 AED5D AKB331 and AKB337 in the same cabinet When ADV151 or ADV161 is mounted in a cabinet different from that for AED5D apply explosion proof wiring defined in each country for AKB331 or AKB337 AKB331 AKB337 Short Cable Supply ADV151 ADV161 Cabinet F030109 ai Figure Connection example of ADV151 ADV161 Contact Input Mode TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 17 Instruction on Voltage Input Mode Wiring The total current
67. ce Wiring Devices must be installed by professionally trained personnel or ask Yokogawa s service office If devices are installed by person other than those above FM NI approved products will be invalid Do not perform maintenance on running devices installed in a hazardous area in Class Division 2 Disconnect modules and terminals installed in a hazardous area in Class Division 2 only for installation or maintenance Initial and regular maintenance are also done by professionally trained personnel according to IEC 60079 17 Devices must be wired by professionally trained personnel Install explosion proof wiring defined in NEC National Electrical Code ANSI NFPA 70 or the code in the relevant country to wire devices with no indication of electrical parameters Wiring the devices that indicate electrical parameters with the compliant devices can be a general wiring defined in the relevant country Power Supply Wiring When field control unit for Vnet IP node unit for FIO power distribution unit and power supply module are installed in a hazardous area in Class Division 2 wire a power supply cable from a non hazardous area by explosion proof wiring including metal conduit wiring When AEDSD is combined with ADV151 ADV161 ADV551 and ADV5671 install an explosion proof wiring defined in the relevant country for the wiring outside of the external power supply cable cabinet TI 33Q01J30 01E Apr 25 2007 00 3
68. ct Other devices that are not directly connected to a hazardous area do not need to be complied I p el 9 a p I I I I I I I I I I I I I I I standard devices fal l I I I I I I I I I I I I I I i a Conduit wiring FM NI device I F030116 ai Figure Connecting a Directly Connected Node and a Device Installed in Class l Division 2 To connect with a field device electrical parameters of each device should be met e To wire the devices that do not indicate electrical parameters apply an explosion proof wiring threaded conduit wiring defined in NEC National Electrical Code ANSI NFPA 70 or in each country In addition wiring the devices that indicate electrical parameters with the compliant devices can be a general wiring defined in each country TI 33Q01J30 01E Apr 22 2010 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 Installing a Remote Node in Class I Division 2 Wiring by ER Bus FM NI device lt Hazardous area Class Division 2 gt Cabinet lt Non hazardous Area gt ANB10D EB401 3 20 QI 7 PT 8 i To pkH Conduit wiring
69. ction of CENELEC Standard Modules with Built in Barrier The module with built in barrier in CENTUM is equipment related with intrinsic safety and a construction of explosion protection is implemented by combination with intrinsic safety equipment placed in hazardous area The module with built in barrier eliminates the need for another barrier to connect with the equipment placed in Zone 0 Zone 1 and Zone 2 Moreover a modules with built in barrier have Type n and it can be placed in Zone 2 Modules with built in barrier are listed below ASI133 Analog Input Module with Built in Barrier Supporting HART Communication 4 to 20 mA 8 channel Isolated e ASI533 Analog Output Module with Built in Barrier Supporting HART Communication 4 to 20 mA 8 channel Isolated e AST143 TC mV Input Module with Built in Barrier 16 channel Isolated e ASR133 RTD POT Input Module with Built in Barrier 8 channel Isolated e ASD143 Digital Input Module with Built in Barrier 16 channel Isolated e ASD533 Digital Output Module with Built in Barrier 8 channel Isolated Explosion proof Specifications and Complied Standard Explosion proof specifications Il 1 G D EEx ia II C Complied standard EN 50014 1997 A1 A2 EN 50020 1994 Wiring of Intrinsic Safety Explosion Protection An intrinsic safety circuit must be isolated from non intrinsic safety circuit Wiring should be prepared in accordance with IEC 60079 14 or the standar
70. d conduit wiring defined in each country should be installed 3 Since the parameters such as li are calculated according to the internal impedance li Ui Ri the case of lo lt li in How to compare parameters in 3 2 Type n is omissible Make sure that the target equipment can be connected with this module has Rin internal impedance described in remarks column TI 33Q01J30 01E Oct 22 2010 00 Appendix 2 Lists of Type n Compliant Product and the Parameters of Type n Table Cable Parameters Model Lw uH m Cw pF m Remarks 1 YCB301 2 YCB141 0 25 100 0 YCB311 0 22 85 0 KS1 1 5 110 0 AKB331 1 5 110 0 AKB334 2 2 100 0 AKB335 1 5 110 0 AKB336 0 67 55 0 AKB337 1 5 110 0 AKB131 2 AKB132 2 AKB133 2 AKB134 2 AKB135 2 AKB136 2 AKB161 2 AKB162 2 App 2 8 q Without any mode name in the appropriate remarks All parameters are valid for any operation mode of the module type name 2 For wiring the cables outside of the cabinets EN 60079 14 IEC 60079 14 or an explosion proof wiring including threaded conduit wiring defined in each country should be installed TI 33Q01J30 01E Oct 22 2010 00 Appendix 3 List of Parameters of Modules with Built in Barrier App 3 1 Appendix 3 Lists of Parameters of Modules with Built in Barrier Table
71. d of the country and the area in which it is set In regards to the further wiring than the module with built in barrier take notice that it should be an intrinsic safety circuit The wiring in cabinet should keep the distance to non intrinsic safety circuit After setting check the wiring according to the checklist described in IEC 60079 17 See the Explosion Protection of FIO Products IM 33Y06K01 90E for considerations for modules with built in barrier TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 3 Parameter of Intrinsic Safety An intrinsic safety circuit of module with built in barrier has the following ratings Maximum voltage of intrinsic safety circuit Uo Maximum current of intrinsic safety circuit lo Maximum electricity of intrinsic safety circuit Po Permissible inductance of intrinsic safety circuit Lo Permissible capacitance of intrinsic safety circuit Co As a combination of intrinsic safety circuits connected with module with built in barrier and wiring it is necessary to meet the following conditions to keep the intrinsic safety performance Uo lt Ui lo lt li Po lt Pi Lo 2 Li Lw summation of Li in the device which receives energy summation of inductance Lw in the external wiring Co 2 Ci Cw summation of Ci in the device which receives energy summation of capacitance Cw in the external wiring Intrinsic safety circuit should consist of circuitry to me
72. d parameters are as follows The appropriate equipments are source devices App 1 5 Table FIO Parameters The Source Devices 1 2 Voc Isc Ca La Vn In Cn Ln Module name Remarks 1 V _ ma uF mH V ma F mH a EB501 9 4 45 0 0 39 0o46 1 2 45 0 0 39 10 0 oO telminaingresiiance sy 1 EB511 4 0 50 0 0 019 0 27 2 1 42 0 0 019 10 0 AANA Dual 27 6 54 0 0 12 2 7 27 6 24 0 0 12 100 0 If two wired type is set Single 27 6 27 0 0 19 2 7 27 6 24 0 0 19 100 0 If two wired type is set AAI143 Dual 25 5 26 3 0 22 21 9 25 5 23 0 0 22 100 0 If two wired type is set Single 25 5 26 3 0 22 21 9 25 5 23 0 0 22 100 0 If two wired type is set AAI841 Dual 27 6 54 0 0 12 2 7 27 6 24 0 0 12 100 0 If two wired type is set Input Single 27 6 27 0 0 19 2 7 27 6 24 0 0 19 100 0 If two wired type is set AAI841 Dual 27 6 23 0 0 12 19 0 27 6 23 0 0 12 100 0 Output Single 27 6 AAB841 Dual 27 6 Output Single 27 6 Dual 24 3 ANR Single 24 3 AAI835 Dual 31 0 If two wired transmitter is set Input Single 31 0 If two wired transmitter is set AAI835 Dual 31 0 Output Single 31 0 AAN35 Dual 31 0 If two wired transmitter is set Single 31 0 If two wired transmitter is set AAP135 Non compliant 3 Dual 11 0 eee Single 11 0 Dual 11 8 eae Single 11 8 Dual 5 25 AARO Si
73. defined in each country e The lead in of the cabinet wiring installed in Zone 2 should be handled not to lose a protection rating of IP54 for the cabinet e Use L2 switch Network Devices which can be installed in a hazardous area in Zone 2 TI 33Q01J30 01E Apr 25 2007 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 1 4 Intrinsic Safety Explosion Protection Instrumentation Intrinsic safety explosion protection is an electric circuit and a construction which made so as not to ignite to gas by controlling the energy of electric circuit if sparks arc and heat occur at the time of normal operating and an accident short circuit earth fault burnout Intrinsic safety explosion protection equipments include intrinsic safety equipments and equipments related with intrinsic safety Intrinsic safety equipments are able to be used in hazardous area Equipments related with intrinsic safety are set up in non hazardous area and is connected with intrinsic safety equipment In CENTUM module with built in barrier is available as equipments related with intrinsic safety Also intrinsic safety explosion protection instrumentation can be done by building Zener barrier or insulating barrier into it TI 33Q01J30 01E Jun 1 2008 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 2 4 1 Intrinsic Safety Explosion Protection Instrumentation Using Module with Built in Barrier 4 1 1 Intrinsic Safety Explosion Prote
74. e name 2 RB401 AIP511 AIP512 and AIP581 can be connected in parallel each other without any regard for the order Those can be connected up to a maximum of 9 products and their cables can be extended up to a maximum of 750 m Table Cable Parameters Model Le uH m Cc pF m YCB121 0 92 85 KS1 1 50 110 KS2 1 50 110 KS8 1 50 110 KS9 1 50 110 TI 33Q01J30 01E Jun 1 2008 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 11 Appendix 1 2 Lists of FM NI Compliant Products and FM NI Parameters The List of FM NI Compliant Products Table The List of FM NI Compliant Products 1 2 Classifications Type names Products Field control AFV10S 1 Field Control Unit for Vnet IP unit AFV10D 1 Duplexed Field Control Unit for Vnet IP ANB10S Node Unit for Single ESB Bus ANB10D Node Unit for Dual Redundant ESB Bus Node unit ANR10S Node Unit for Single ER Bus ANR10D Node Unit for Dual Redundant ER Bus ANR11S Node Unit for Single ER Bus ANR11D Node Unit for Dual Redundant ER Bus re Sor CP451 Processor module PW481 100 V AC power supply module r PW482 220 V AC power supply module PW484 24 V DC power supply module i SB401 ESB bus interface slave module R EB501 ER bus interface slave module EB511 ER bus interface slave module AAI143 Analog input module 4 to 20 mA 16 points wh
75. e minimum ignition current of methane which is calculated by spark ignition test equipment is Major gas assigned 1 A 0 9 or more More than 0 8 Propane Methane B More than 0 5 0 9 or less 0 45 or more 0 8 or less Ethylene Cc 0 5 or less Less than 0 45 Hydrogen Acetylene The United States and Canada have another classification TI 33Q01J30 01E May 21 2004 00 1 Overview of Explosion Protection 1 9 1 4 Symbols That Indicate Specifications of Explosion Protection Each country has its own symbols The following is an example of symbols Europe Australia IEC Ex d II C T4 Indicates that it is an explosion protection equipment Indicates the explosion protection construction d Flame proof enclosures ia Intrinsic safety ib Intrinsic safety p Pressurized apparatus e Increased safety o Oil immersion s special n Type n Indicates the usage for where l for coal mines Il for plants Indicates the classification of gas A propane etc B ethylene etc C hydrogen acetylene Temperature class equipment maximum surface temperature of component T1 450 C or less T2 300 C or less T3 200 C or less T4 135 C or less T5 100 C or less T6 85 C or less F010401 ai TI 33Q01J30 01E Jun 1 2008 00 1 Overview of Explosion Protection 1 10 The United States Canada Explosion Proof for Class Division 1 Group C T6 Indicates the e
76. ecomes 0 in Readback check despite of burnout Therefore the check of OOP is not available The value of current is considered as failure of module because it is different from the value of output current In RIO module as the voltage is constant and 25 5 V or less there is no disadvantage like this TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 16 Example of Connection at the Barrier in Use Connection Using Marshaling Panel lt Non hazardous area gt poe AEA4D lt Hazardous area gt Marshaling panel Barrier Epa eae ie C000 00 0 0 o e o o e e o o OJ AED5D KS cable k Ground of 10 Q or less F040105 ai Figure Example of Connection at the Barrier in Use Connection Using Marshaling Panel I i AED5D i Bo i e The barrier should be connected with field equipment in accordance with the electric parameter of each equipment e Creepage distance between intrinsic safety circuit and non intrinsic safety circuit should be kept 50 mm or more e Wiring should be prepared in accordance with IEC 60079 14 NEC National Electrical Code ANSI NFPA 70 CEC Canadian Electrical Code or the wiring for explosion protection that each country regulates TI 33Q0
77. ected to the devices installed in Division 1 and Division 2 For connecting to the devices installed in Division 1 or Division 2 it is necessary to compare intrinsic safety parameters between the devices installed and the module with built in barrier to evaluate whether connection is possible or not Division1 Division2 Non Hazardous Area Node unit TVM I Intrinsic safety vodule gaupe built in barrier Sol Nl compliant equipment Intrinsic safety equipment F020307 ai Figure Connection of a Module with Built in Barrier Compliant with FM Standard 1 TI 33Q01J30 01E Apr 22 2010 00 2 CENTUM and Explosion Protection Instrumentation 2 5 Module with built in barrier itself can be installed in Division 2 Division Division2 Non Hazardous Area Remote node KFCS LULL MEE Module ER bus ii safety builtin equipment barrier Ct Nl compliant _ equipment Intrinsic safety equipment F020308 ai Figure Connection of a Module with Built in Barrier Compliant with FM Standard 2 Overview of Connecting a Type n compliant FIO Module with Devices A Type n compliant module can be directly connected with the devices installed in
78. ed in a hazardous area is installed in a non hazardous area put it in a metal cabinet which satisfies the requirements of EN 61010 Please refer to the related GS General Specifications Installation Guidance TI33Q01J10 01E Installation Guidance for Vnet IP TI33P01J10 01E and Explosion Protection of FIO Products IM33Y06K01 90E Precautions on device use e Cabinet door must be closed when devices are used Empty slots in a cabinet must be covered by a dedicated cover e Each cable in a cabinet must be fixed Abreaker to cut power supply must be installed in non hazardous area so that power supply to the devices is cut under abnormal circumstances Maintenance Devices must be installed by professionally trained personnel or ask Yokogawa s service office If devices are installed by person other than those above Type n approved products will be invalid Do not perform maintenance on running devices installed in a hazardous area in Zone 2 Disconnect modules and terminals installed in a hazardous area in Zone 2 only for installation or maintenance Initial and regular maintenance are also done by professionally trained personnel according to IEC 60079 17 Wiring Devices must be wired by professionally trained personnel Install explosion proof wiring defined in EN 60079 14 IEC 60079 14 or the code in the relevant country to wire devices with no indication of electrical parameters Wiring the d
79. eproof wiring Flameproof equipment Flameproof wiring refers to cabling with flameproof packing or metal tube wiring sealing fitting Wiring construction is needed in accordance with installation specifications of the flameproof equipment Figure Connection of an NI Compliant Module 1 F020304 ai TI 33Q01J30 01E Apr 22 2010 00 2 CENTUM and Explosion Protection Instrumentation Division 1 Division 2 Non Hazardous Area Node unit i il Nl compliant equipment Flameproof equipment Flameproof wiring Flameproof wiring refers to cabling with flameproof packing or metal tube wiring sealing fitting Wiring construction is needed in accordance with installation specifications of the flameproof equipment Figure Connection of an NI Compliant Module 2 F020306 ai TI 33Q01J30 01E Apr 22 2010 00 3 3 1 3 1 1 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 1 Explosion Protection Instrumentation in Zone 2 Division 2 Non Incendive Non Incendive hereafter described as NI especially in North America represents one of the explosion protection constructions for explosion proof apparatus used in hazardous areas NI is a construction that enhances safety not to cause a spark an arc or high surface temperatures in a normal operation CSA NI
80. er It shuts off the power when the internal pressure decreases It restricts the surface temperature of the enclosure VentforSupphe supply Vent for exhaust ejda Figure Pressurized Apparatus Type p Increased Safety Type e 1 Definition When a part of electric machine and apparatus except insulating parts which has no possibility of the creation of sparks or arc is under normal operation and turned on electricity Increased safety increases the insulation performance and the level of safety for danger of the unacceptable high temperature and the external damage 2 Construction gig BP Re Measures to increase the level of safety Gasket 070 n so as not to spark yy oy ey oe led Coil is impregnated va ke es E e Wires are connected so as not to slip nee reepage Creepage distance insulation distance is kept LP distance e Tracking property of insulating material It restricts the surface temperature of the coil etc An enclosure catching no dust is used IP54 IP44 Impregnate Coil Lighting apparatus Accumulator battery Electric heating object F010303 ai Figure Increased Safety Type e TI 33Q01J30 01E Apr 25 2007 00 1 Overview of Explosion Protection 1 6 Oil Immersion Type o 1 Definition Oil immersion is an explosion protection construction that a part of electric
81. er Supply ADV151 ADV161 Cabinet F030106E ai Figure Connection example of ADV151 ADV161 Contact Input Mode TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 5 Instruction on Voltage Input Mode Wiring The total current value of the channels must be within the rated current limit for DC power supply But if the total current value exceeds the rated current reduce the number of channels to be supplied at on time and prepare the same DC power supply for each channel group In such a case the polarity of power sources should be the same Mount ADV151 ADV161 AED5D AKB331 and AKB337 in the same cabinet When ADV151 or ADV161 is mounted in a cabinet different from that for AED5D apply explosion proof wiring defined in each country for AKB331 or AKB337 AKB331 AKB337 inte 16a iain 2 COMA Y16B 7 vezra Cabinet DC Power Supply DC Power Supply ADV151 ADV161 F030107 ai Figure Connection example of ADV151 ADV161 Voltage Input Mode A IMPORTANT 1 Attaching or removing a cable a fuse or a card With the system in operation never attach or remove a cable a fuse or a card in a potentially explosive atmosphere 2 Maintenance of a product When maintenance of a product is carried out with the system in operation never attach or remove the product in a potentially explosive atmosphere lt English gt WARNING EXPLOSIVE HAZARD
82. ers about the size per a general channel the approximate proportion are 1 to 2 Difficulty of wiring necessity of insulating hazardous area circuit Zener barriers always need intrinsic safety ground and most model of them have the construction grounded through the bus bar All the circuit on the same bus bar in hazardous area and non hazardous area are grounded to the same electric potential Moreover in most countries circuits in hazardous area need withstand voltage of 500 Vrms Therefore it is impossible to ground circuits in hazardous area and use them Insulating barriers impose no restrictions like this so it is possible to ground circuits in hazardous area and use them single point ground However a power supply for barrier is additionally required TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 11 5 Failure rate The construction of Zener barriers is simple because they carry out the function for security just with Zener Diode and resistance On the other hand insulating barriers consist of various parts because they have the function of insulation and energy restriction Therefore the failure rate of insulating barriers is generally higher than that of Zener barriers In Zener barriers problems are usually solved by replacement and in insulating barriers by modification 6 Accuracy response In general Zener barriers have advantages about accuracy and response becau
83. es with Built in Barrier Added Appendix 4 Installation of I O Modules with Built in Barrier in accordance with FM Approval Oct 2010 5th Edition Appendix 1 1 Lists of CSA NI Compliant Products and CSA NI Parameters The List of CSA NI Compliant Products Table The List of CSA NI Compliant Products lt for FIO gt AAB141 and AAB842 are added Parameters of CSA NI Compliant Equipments Table FIO Parameters The Source Devices AAB842 is added Table FIO Parameters The Load Devices AAB141 and AAB842 are added Appendix 2 Lists of Type n Compliant Product and the Parameters of Type n The List of Type n Compliant Products AAB141 and AAB842 are added Parameters of Type n Compliant Equipments Table FIO Parameters The Source Devices AAB842 is added Table FIO Parameters The Load Devices AAB141 and AAB842 are added Dec 2010 6th Edition Appendix 1 1 Parameters of CSA NI Compliant Equipments Revised Li for AAT141 Single in Table FIO Parameters The Load Devices Appendix 2 Parameters of Type n Compliant Equipments Revised Li for AAT141 Single in Table FIO Parameters The Load Devices TI 33Q01J30 01E Dec 17 2010 00 Blank Page Written by Yokogawa Electric Corporation Published by Yokogawa Electric Corporation 2 9 32 Nakacho Musashino shi Tokyo 180 8750 JAPAN Printed by KOHOKU PUBLISHING amp PRINTING INC Subject to change without notice
84. es without signature ard official stamp shall not be valid The certificates may be circulated only without alteration Extracts or alterations are subject to approval by the Physikaiisch Technische Bundesanstalt In case of dispute the German text shall prevail Physikalisch Technische Bundesanstalt Bundesaiee 100 D 38116 Braunschweig TI 33Q01J30 01E F050401 ai Apr 22 2010 00 Appendix 5 Example of Certificate Physikalisch Technische Bundesanstalt PIB Braunschweig und Berlin SCHEDULE TO EC TYPE EXAMINATION CERTIFICATE PTB 03 ATEX 2074 In the presence of concentrated capacitances and or inductances in the intrinsically safe output circuit the maximum permissible external capacitances and inductances for circuits are to be taken from the following table type of protection g uc max permissible ext inductance L 2mH 0 42mH max permissible ext capacitance C 300 nF 72nF_ The intrinsically safe output circuits are safely electrically isolated from all other circuits up to a peak value of the nominal voltage of 375 V 16 Test report PTB Ex 03 23151 17 Special conditions for safe use none 18 Met by compliance with the standards mentioned above Braunschweig July 21 2003 sheet 3 3 EC type examination Certificates without signature and offcial stamp shall not be valid The certificates may de circulated only without alteration Extracts or alterations
85. et these condition of permissible voltage current and electricity and should be wired so that inductance and capacitance of its wiring doesn t exceed its permissible value Device that receives energy Device that gives energy The load device The source device Intrinsic Part for security Module with Non intrinsic built in barrier safety circuit safety circuit T Input output module Ui Permissible voltage of intrinsic safety circuit li Permissible current of intrinsic safety circuit Pi Permissible electricity of intrinsic safety circuit Li Internal inductance Ci Internal capacitance Uo lo Po Lo Co Maximum voltage of intrinsic safety circuit Maximum current of intrinsic safety circuit Maximum electricity of intrinsic safety circuit Permissible inductance of intrinsic safety circuit Permissible capacitance of intrinsic safety circuit 1 Lw inductance of the external wiring 2 Cw capacitance of the external wiring F040101 ai Figure Composition Used for a Module with Built in Barrier TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 4 Example of a Connection Connect Local Node to Equipment of Zone 0 1 2 Setting lt Hazardous area Zone 0 1 2 gt lt Non hazardous area gt AFS400U control unit with cabinet
86. evices that indicate electrical parameters with the compliant devices can be a general wiring defined in the relevant country The lead in of the cabinet wiring installed in Zone 2 should be wired in a way to maintain protection rating IP54 for the cabinet Power Supply Wiring When field control unit for Vnet IP node unit for FIO power distribution unit and power supply module are installed in a hazardous area in Zone 2 wire a power supply cable from a non hazardous area by explosion proof wiring including metal conduit wiring When AEDSD is combined with ADV151 ADV161 ADV551 and ADV5671 install an explosion proof wiring defined in the relevant country for the wiring outside of the external power supply cable cabinet TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 26 Signal Wiring When an optical cable is installed in Zone 2 general wiring defined in the relevant country is available Optical cable does not emit energy to cause air explosion Install explosion proof wiring defined in the relevant country for the following signal wiring si Wiring contact output terminals of field control unit outside of a cabinet Wiring Vnet IP cable and ESB bus cable outside of a cabinet Wiring ER bus cable to be connected to EB402 and EB511 outside of a cabinet Wiring AAP135 outside of a cabinet when it is used as the source device 1 General wiring defined in the relevant country
87. f FIO equipment See Appendix for the explosion protection compliance of RIO equipment Table Explosion Protection Standards that CENTUM Complies Explosion protection Conformed standard Testing authorities Appropriate equipment construction number FIO Field network I O RIO CSA Non Incendive Pan Gee NOIS CSA Remote I O and associated and No 213 p equipment FM 3600 1998 FCU Field Control Unit FIO and FM Non Incendive FM 3611 2004 FM associated equipment FM 3810 2005 Module with built in barrier FIO EN 60079 15 2005 IEC 60079 0 2004 IEC 60079 11 1999 FIO and associated equipment Type n ae Be i Self declaration EN 50021 1999 for 24 V DC power Module with built in barrier FIO supply Type i intrinsic safety aaa neh A1 A2 ore Module with built in barrier FIO explosion protection arr FM 3600 1998 EMS sare FM 3610 1999 FM Module with built in barrier FIO explosion protection ANSI ISA 12 12 02 2003 TI 33Q01J30 01E Apr 22 2010 00 2 2 2 CENTUM and Explosion Protection Instrumentation 2 2 Explosion Protection Construction that I O Devices of CENTUM Comply As described in 2 1 countries define their own standards and rules regarding technical methods for explosion protection With CENTUM NI Type n and intrinsic safety explosion protection are adopted as explosion protection construction for the installation of remote
88. f there s no dangerous gas and the power supply is OFF TI 33Q01J30 01E Apr 22 2010 00 Maintenance A CAUTION The maintenance work should be done only by operators who received special training e Use a vacuum cleaner and soft cloth to clean up the equipment Atthe time of the maintenance work put on wrist straps and take the measures for ESD Electrostatic Discharge e Ifthe label that indicates Danger is not legible or if it has peeled off order a new label using part number T9029BX Before starting the maintenance work confirm if there s no dangerous gas Drawing Conventions Some drawings depicted in the user s manual may be partially emphasized simplified or omitted for the convenience of description TI 33Q01J30 01E May 21 2004 00 vi Trademarks Trademarks e CENTUM Vnet IP is a registered trademark of Yokogawa Electric Corporation e Ethernet is a registered trademark of XEROX Corporation FOUNDATION Of FouNpaTion fieldbus is a registered trademark of Fieldbus Foundation All other company and product names mentioned in the text body are trademarks or registered trademarks of their respective companies We do not use the TM or mark to indicate these trademarks or registered trademarks in this book e We do not use logos and logo marks in this manual TI 33Q01J30 01E Apr 22 2010 00 Toc 1 CENTUM Explosion Protection TI 33Q01J30 01E 6th Edition CONTENTS 1
89. for 100 V AC input AEP7D 4 Primary distribution unit for 24 V DC input AEP9D Secondary distribution unit Note For type names without the basic specification code any products with basic specification codes are CSA NI approved products Also any accessories for maintenance are CSA NI approved products Table The List of CSA NI Compliant Products lt for RIO gt 1 2 Classifications Type names Products ANS50 5011 Node interface unit for RIO bus single 100 V AC power supply Node interface ANS50 5114 Node interface unit for RIO bus single 24 V DC power supply unit AND50 5011 Node interface unit for RIO bus duplication 100 V AC power supply AND50 5L14 Node interface unit for RIO bus duplication 24 V DC power supply YNT5110 R41 Optical bus repeater for RIO bus 100 V AC power supply for 4 km or less Optical bus YNT511L1 R44 Optical bus repeater for RIO bus 24 V DC power supply for 4 km or less repeater YNT5210 R11 Optical bus repeater for RIO bus 100 V AC power supply for 15 km or less YNT52101 R14 Optical bus repeater for RIO bus 24 V DC power supply for 15 km or less AMN11 Nest for analog I O module AMN12 High speed type nest for analog I O module AMN21 Nest for relay I O module ee AMN31 Terminal type I O module nest AMN32 Connector type I O module nest AMN33 Nest f
90. g defined in each country should be installed TI 33Q01J30 01E Jun 1 2008 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 15 The table below shows the list of load devices receive energy from FM NI equipments Table FIO Parameters The Load Devices 1 2 Vmax Imax Ci Li Module name Remarks 1 VY ma ur WH A AFV10S TM2 2 AFV10D TM2 2 Redundant P CP451 Single 2 Redundant PW481 Single 2 Redundant PW482 Single 2 Redundant n PW484 Single 2 Redundant a SB401 Single 2 EB501 una With terminator resister 500 Single Redundant A EB511 Single 2 Redundant 7000 pF F ed AAI143 Single 3500 pF 4 wire transmitter input Redundant 0 001 When power is turned on BA oige 0 001 Rin 1 MO or more 3 Redundant 5000 pF sass AAI135 Single 5000 pF 4 wire transmitter input AAI835 Redundant Sonne 4 wire transmitter input Input Single 5000 pF p Redundant 5000 pF AN Single 5000 pF Redundant 0 0015 F AAT 145 Single 0 004 TC mvV input apv151 Redundant Voltage input mode Rin 5 6 KQ 3 Single ON OFF status output mode Without surge macs ean absorber Single ON OFF status output mode Apyiey O enidan Voltage input mode Rin 9 1 KQ 3 Single ADV561 ik ey ON OFF status output mode Single 1 Without any mode name in the
91. he Load Devices 2 2 Ui li Ci Li Module Remarks 1 M ma HF WH a ADV161 Redundant 30 0 6 7 0 001 10 0 Voltage input mode Single 30 0 3 4 0 001 10 0 Rin 9 1 KQ 3 ADV557 Single 26 4 100 0 0 138 0 Redundant 26 4 100 0 0 28 10 0 Without surge absorber ADV551 i Contact output mode Single 26 4 100 0 0 14 10 0 Contact output mode Redundant 26 4 100 0 0 275 0 ADV561 Single 764 100 0 0 138 0 Contact output mode Redundant call U e X When DC is impressed ADR541 75 0 20 0 160 0 pF 0 Single 20 4 100 0 80 0 pE g When DC is impressed g 75 0 20 0 80 0 pF 0 p i Redundant ALR111 Single 2 Redundant ALR121 Single 2 Redundant i ALE111 Single R 7 2 Redundant 4 ALF111 Single 2 EB401 Redundant 10 0 0 9 yA 8 0 pF 0 1 10BASE 2 Single 10 0 0 9 pA 8 0 pF 0 1 Terminating resistance 50 Q both sides Redundant 2 EB402 Single 7 7 2 Redundant M EC401 Single 7 2 AEP7D 4 0 TM1 TM2 C2 AEP9D TM1 TM2 A Without any mode name in the appropriate remarks All parameters are valid for any operation mode of the module type name 2 For wiring the cables outside of the cabinets EN 60079 14 IEC 60079 14 or an explosion proof wiring including threade
92. hereto are specified in the schedule to this certificate and the documents therein referred to The Physikalisch Technische Bundesanstalt notified body No 0102 in accordance with Article 9 of the Council Directive 94 9 EC of 23 March 1994 certifies that this equipment has been found to comply with the Essential Health and Safety Requirements relating to the design and construction of equipment and protective systems intended for use in potentially explosive atmospheres given in Annex I to the Directive The examination and test results are recorded in the confidential report PTB Ex 03 23151 Compliance with the Essential Health and Safety Requirements has been assured by compliance with EN 50014 1997 A1 A2 EN 50020 1994 If the sign X is placed after the certificate number it indicates that the equipment is subject to special conditions for safe use specified in the schedule to this certificate This EC type examination Certificate relates only to the design examination and tests of the specified equipment in accordance to the Directive 94 9 EC Further requirements of the Directive apply to the manufacturing process and supply of this equipment These are not covered by this certificate The marking of the equipment shail include the following 1 1 GD EEx ia lic Braunschweig July 21 2003 sheet 1 3 EC type examinaton Certificates wihout signature ard official stamp shall not be valid The certificates may be circulated
93. iguration of CSA NI approved products TI 33Q01J30 01E Apr 22 2010 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 3 Power Supply Wiring The power cable of a node unit for FIO a node interface unit for RIO and an optic repeater must be wired from the non hazardous area by using Division 2 wiring dedicated in potentially explosive atmospheres such as a threaded metal conduit In addition it is necessary to be wired not to apply stress at the end of the cable When AEDSD is combined with ADV151 ADV161 ADV551 and ADV5671 install an explosion proof wiring defined in the relevant country for the wiring outside of the external power supply cable cabinet Wiring should be installed to conform to NEC National Electrical Code NFPA 70 CEC Canadian Electrical Code or the wiring construction standards in countries or regions where wiring will be installed Signal Wiring Cables other than power cables should be wired to conform to NEC National Electrical Code NFPA 70 CEC Canadian Electrical Code or the wiring construction standards in the countries or regions where wiring will be installed The following is special considerations e The cable AKB332 connected to ADV141 and a field wiring need a Division 2 wiring dedicated in potentially explosive atmospheres such as a conduit wiring e When AAP135 is used in a power supply mode the cable KS1 connected to AAP 135 and a field wiring need a conduit wiring
94. in a general wiring construction Otherwise the wiring constructions should be installed in accordance with each country s explosion protection standards Device that gives energy Device that receives energy Uo lt Ui lo lt li Co 2 summation of Ci in the device which receives energy summation of capacitance Cw in the external wiring summation of Li in the device which receives energy summation of inductance Lw in the external wiring IV Lo TI 33Q01J30 01E Apr 22 2010 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 30 Example of a Connection Connecting a Directly Connected Node and a Device Installed in Zone 2 lt Hazardous area Zone 2 gt AEA4D is a Type n approved product Other devices that are not directly connected to a hazardous area do not need to be complied Type n standard devices lt Non hazardous area gt EN 61010 compliant metal cabinet i with a key Ja Conduit wiring Type n device F030203 ai Figure Connecting a Directly Connected Node and a Device Installed in Zone 2 To connect with a field device electrical parameters of each device should be met e To wire the devices that do not indicate electrical parameters apply an explosion proof
95. ing for explosion protection which each country regulates To wire the devices that do not indicate electrical parameters apply an explosion proof wiring threaded conduit wiring defined in NEC National Electrical Code ANSI NFPA 70 or in each country e Use optical repeater Network Devices which can be installed in a hazardous area in Division 2 e When use for associated intrinsically apparatus complying FM approval FM 3610 following Node unit using PW481 11 PW482 11 or PW484 11 should be combinated AFV10D S41111 AFV10S S31111 or 841011 ANB10D 4011 ANB10S 3111 or 4111 ANR10D 403 ANR10S 3013 or 4113 e Inthe case of 200 V AC make sure the N side is grounded See Input amp Output Modules IM 33M50G10 40E and IM 33Y06K01 01E for details on how to provide an isolating partition Part No T9083NA TI 33Q01J30 01E Apr 22 2010 00 4 2 4 Intrinsic Safety Explosion Protection Instrumentation 4 10 Intrinsic Safety Explosion Protection Instrumentation Using Barriers Category of Barriers Classified roughly barriers includes Zener barriers and insulating barriers intrinsic safety barriers Select the best one as your system with the knowledge of their future 1 Feature of Zener barriers Zener barrier has a simple construction which consists of just Zener Diode and resistance As the circuit of hazardous area and non hazardous area are not insulated they
96. ing in each country K Figure Installing a Remote Node in Division 2 To connect with a field device electrical parameters of each device should be met F030105 ai To wire the devices that do not indicate electrical parameters apply an explosion proof wiring threaded conduit wiring defined in NEC National Electrical Code NFPA 70 CEC Canadian Electrical Code or in each country Use optical repeater Network Devices which can be installed in a hazardous area in Division 2 TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 12 3 1 2 FM NI FM Non Incendive A Field Control Unit for Vnet IP a node unit for FIO and an I O module of CENTUM have acquired NI of Factory Mutual FM safety certification This approval permit that the products above can be used in hazardous areas such as Class and Division 2 and that the I O module can be directly connected to an FM NI approved field device installed in hazardous areas such as Class and Division 2 In addition an I O modules installed in non hazardous areas can be directly connected to an FM NI approved field device installed in hazardous areas such as Class and Division 2 Complied Standards Class I Division 2 Groups A B C and D Temperature Code T4 FM Class Number 3600 1998 FM Class Number 3611 2004 FM Class Number 3810 2005 TI 33Q01J30 01E Jun 1 2008 00 3 Explosion Protection
97. input module 16 points 100 V AC pulse count function ADV157 Digital input module 32 points for press tightening terminal only i For the combination of ADV551 and AED5D or ADV561 and AED5D in voltage output mode means powering a external load from AED5D the CSA NI field wiring cannot be made Note For type names without the basic specification code any products with basic specification codes are CSA NI approved products Also any accessories for maintenance are CSA NI approved products TI 33Q01J30 01E Oct 22 2010 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 2 Table The List of CSA NI Compliant Products lt for FlO gt 2 2 Classifications Type names Products ADV557 Digital output module 32 points for press tightening terminal only ADV161 Digital input module 64 points pulse count function I O module ADV561 1 Digital output module 64 points pulse count function ADR541 Relay output module 16 points pulse with output function ALF 111 Fieldbus FF H1 communication module ATA4D Duplicated press tightening terminal block for analog ATT4D Duplicated press tightening terminal block for thermocouple mV ATR8D Duplicated press tightening terminal block for RTD ATB5D Duplicated press tightening terminal block for dig
98. ints x 2 Teme eae T AECADS Digital single duplicated terminal board for 100 V AC input AEC4D 7 Digital single duplicated terminal board for relay output AEF9D Fieldbus single duplicated terminal board MRT Terminal board for RTD TERT Terminal block for RTD 16 points YCB141 ER bus cable Bus cable YCB311 ER bus extension cable YCB147 ER bus cable conversion adapter AKB331 Signal cable ADV151 between ADV551 and terminal board AKB332 Signal cable between ADV141 and terminal board AKB334 Signal cable between ADR541 and terminal board Signal cable AKB335 Signal cable between AAR145 and AER4D AKB336 Signal cable between ALF 111 and terminal board AKB337 Signal cable ADV161 between ADV561 and terminal board KS1 Signal cable 40 40 pin KS8 Signal cable 50 50 pin I O module EB401 ER bus interface master module For the combination of ADV551 and AEDSD or ADV561 and AEDSD in voltage output mode means powering a external load from AED5D the CSANI field wiring cannot be made Note For type names without the basic specification code any products with basic specification codes are CSA NI approved products Also any accessories for maintenance are CSA NI approved products TI 33Q01J30 01E Oct 22 2010 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 3 Classifications Distribution unit Type names Products AEP7D 1 Primary distribution unit
99. ital input ATD5D Duplicated press tightening terminal block for digital output ATI3D Duplicated press tightening terminal block for analog individual insulation ATA4S Single press tightening terminal block for analog ATT4S Single press tightening terminal block for thermocouple mV ATR8S Single press tightening terminal block for digital RTD ATB5S Single press tightening terminal block for digital input Terminalblock ATD5S Single press tightening terminal block for digital output l l ATI3S Single press tightening terminal block for analog individual insulation ATC4S 5 Press tightening terminal block for digital for 100 V AC input ATC4S 7 Press tightening terminal block for digital for relay output ATC5S Press tightening terminal block for digital for ADV157 ADV557 ATF9S Press tightening terminal block for fieldbus ATK4A KS cable interface adapter for analog ATM4A KS cable interface adapter for MAC2 compatible ATV4A KS cable interface adapter for VM2 compatible ATIBA KS cable interface adapter for AAI135 AAP135 ATB3A KS cable interface adapter for AAI835 ATD5A KS cable interface adapter for digital AEA3D Analog single Duplicated terminal board 8 points x 4 AEA4D Analog single Duplicated terminal board 16 points x 2 or 8 points x 2 AET4D Thermocouple single Duplicated terminal board 16 points x 2 AER4D RTD slide rheostat single duplicated terminal board 16 points i AEDSD 1 Digital single duplicated terminal board 32 po
100. led not to lose a protection rating IP54 of the cabinet TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 Installing a Remote Node in Zone 2 Wiring by Optical cable for ER Bus lt Hazardous area Zone 2 gt Cabinet Type n device to kH Conduit wiring Conduit wiring i Grounding for explosion protection j based on EN 60079 14 IEC 60079 14 or laws defined in each country l Hazardous area gt ANB10D EB402 8l noobs L Switch for ER Bus 24 V DC Power supply 3 32 Switch for ER Bus F030205 ai Figure Installing a Remote Node in Zone 2 Wiring by Optical cable for ER Bus To connect with a field device electrical parameters of each device should be met e To wire the devices that do not indicate electrical parameters apply an explosion proof wiring including threaded conduit wiring defined in EN 60079 14 IEC 60079 14 or in each country In addition wiring the devices that indicate electrical parameters with the compliant devices can be a general wiring defined in each country e The lead in of the cabinet wiring installed in Zone 2 should be handled not to lose a protection rating of IP54 for the cabinet e Use L2 swi
101. n of intrinsic safety circuits connected with barriers and wiring it is necessary to meet the following conditions to keep the intrinsic safety performance Uo lt Ui lo lt li Po lt Pi Lo 2 Li Lw Co 2 Ci Cw TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 13 Intrinsic safety circuit should consist of barriers to meet these conditions of permissible voltage current and electricity and should be wired so that inductance and capacitance of its wiring doesn t exceed its permissible value Device that receives energy Device that gives energy The load device The source energy Part for security Barrier Non intrinsic safety circuit Intrinsic safety equipment Intrinsic safety circuit Input Controller output indicator module recorder Ui Permissible voltage of intrinsic safety circuit li Permissible current of intrinsic safety circuit Uo Maximum voltage of intrinsic safety circuit lo Maximum current of intrinsic safety circuit Pi Permissible electricity of intrinsic safety circuit Po Maximum electricity of intrinsic safety circuit Li Internal inductance Lo Permissible inductance of intrinsic safety circuit Ci Internal capacitance Co Permissible capacitance of intrinsic safety circuit F040102 ai Figure Composition Used in a Barrier TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Pr
102. ne 0 Zone 1 or Zone 2 it is necessary to compare intrinsic safety parameters between the devices installed and the module with built in barrier to evaluate whether connection is possible or not ZoneO Zone2 Non Hazardous Area Node unit ojo enh A Intrinsic safety b equipment built in barrier Intrinsic safety equipment Type n explosion protection equipment Intrinsic safety equipment F020301 ai Figure Connection of a Module with Built in Barrier Compliant with CENELEC Standard 1 TI 33Q01J30 01E Apr 22 2010 00 2 CENTUM and Explosion Protection Instrumentation 2 4 Module with built in barrier itself can be installed in Zone 2 ZoneO Zone1 Zone2 Non Hazardous Area Remote node KFCS HN i JU a Intrinsic ieee ER bub cc safety with i built in ere barrier ii kE Ee LL Intrinsic safety equipment Type n explosion protection equipment Intrinsic safety equipment F020302 ai Figure Connection of a Module with Built in Barrier Compliant with CENELEC Standard 2 Overview of Connecting a Module with Built in Barrier Compliant with FM Standard Amodule with built in barrier can be conn
103. ng compound so that potentially explosive atmospheres cannot be ignited 2 Construction The electric circuit is encapsulated by resin It restricts the surface temperature of enclosure and resin Mold F010306 ai Figure Encapsulation Type m TI 33Q01J30 01E Apr 25 2007 00 1 Overview of Explosion Protection 1 7 Type of Protection n or Non Incendive 1 Definition Type of protection n or Non Incendive is the special explosion protection construction for Zone 2 or Division 2 It is applicable to electric equipments which is not capable of igniting potentially explosive atmospheres under normal operation 2 Construction Under normal operation it restricts the electric sparks and so on It seals the component that creates sparks It restricts the energy that creates sparks Creepage distance insulation distance is kept It restricts the surface temperature of electric component The enclosure withstands the shock Energy The enclosure is sealed BS standard restriction Sealing F010307 ai Figure Types of Protection n or Non Incendive Classification by Hazardous Area and Explosive Gas Classification of Hazardous Area In the plant which handle flammable gas or vapor when they are emitted and mixed with air while at work potentially explosive atmospheres are generated The are
104. ngle 5 25 Dual 5 0 RJC input AANA Single 5 0 RJC input Dual 16 5 Power supply for RJC RANAH Single 16 5 Power supply for RJC Dual 16 5 Detection of unplugged cable ROT Single 16 5 Detection of unplugged cable Dual 5 0 RTD POT input AAR Single 5 0 RTD POT input AAR145 Dual 26 4 52 8 0 3 0 8 26 4 4 0 0 3 0 8 Detection of unplugged cable Single 26 4 26 4 0 3 0 8 26 4 2 0 0 3 0 8 Detection of unplugged cable AAB842 Dual 27 6 23 0 0 12 19 0 27 6 23 0 0 12 100 0 Output Single 27 6 23 0 0 19 19 0 27 6 23 0 0 19 100 0 1 Without any mode name in the appropriate remarks column these parameters are valid for any operation mode of the module type name 2 EB401 and EB501 can be connected in parallel each other without any regard for the order 3 Install a conduit wiring or observe the locally regulated explosion protection wiring procedures TI 33Q01J30 01E Oct 22 2010 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 6 Table FIO Parameters The Source Devices 2 2 Voc Isc Ca La Vn In Cn Ln Module name Remarks 1 V _ ma uF mH V ma F mH 1 Dual ADV151 Single 5 I p i J Contact input mode 3 Dual F m ADV161 Single Contact input mode 3 Dual NI field wiring cannot be made because the combination of ADV551
105. nodes in hazardous areas The adoption of NI and Type n with FIO devices of CENTUM allows remote nodes to be installed in Class I hazardous area Division 2 Zone 2 which covers most hazardous areas This provides more variety of instrumentation In addition it makes possible to connect to field devices installed in Class I area without special wiring construction or barriers There are some restrictions Module with built in barrier of FIO are equipment compliant with intrinsic safety explosion protection and are the modules that can be connected to the devices installed in Zone 0 Zone 1 and Zone 2 Division 1 Division 2 To install remote nodes in a hazardous area the node itself and the terminal board as well as the I O modules should acquire standards The figure bellow shows one example of Type n standard compliant devices The devices shown in half tone dot meshing and the cables shown in heavy line are Type n acquired products The same is with NI compliant devices Remote nodes can be installed in Zone 2 Division 2 See 5 2 List of Type n Compliant Products and Ta Type n Parameters for the list of intrinsic safety explosion protection compliant devices See the tables in Appendix for details of each CENTUM equipment and their approved standards lt Non hazardous area gt O module ER bus interface terminal block _ master module AY 7 lt Hazardous area Zone 2 gt
106. ode TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 29 Display of Parameters of the Type n Devices Energy transfer influences Type n properties In order to maintain these properties parameters must be displayed when Type n devices are connected To display parameters Type n devices are divided into the device that gives energy and the device that receives energy The parameters displayed in each device are as follows Device that gives energy Device that receives energy The source device The load device P Lw 1 P Cy O di O Power Supply Cw 2 Ci S Li O ol z B Displayed parameters Displayed parameters Uo maximum open circuit output voltage Ui maximum input voltage lo maximum short circuit output current li maximum input current Co maximum allowable capacitance Ci maximum internal capacitance Lo maximum allowable inductance Li maximum internal inductance F030202 ai 4 Lw inductance of the external wiring 2 Cw capacitance of the external wiring Figure Connection of Type n Devices and Associated Parameters How to Compare Parameters Comparing parameters between the device that gives energy and the device that receives energy are connected is the following way If the parameters satisfy the following conditional formula a Type n explosion proof device can be connected
107. ole insulation AAI543 Analog output module 4 to 20 mA 16 points whole insulation AAV 144 Analog input module 10 to 10 V 16 points whole insulation AAV544 Analog output module 10 to 10 V 16 points whole insulation AAI135 Analog input module 4 to 20 mA 8 points individual insulation AAI835 Analog I O module 4 to 20 mA 4 points input 4 points output individual insulation AAP 135 Pulse input module 0 to 10 kHz 8 points individual insulation AAT145 Thermocouple mV input module 16 points individual insulation I O module AAR145 RTD slide rheostat input module 16 points individual insulation ADV 151 Digital input module 32 points pulse count function ADV551 Digital output module 32 points pulse with output function ADV 161 Digital input module 64 points pulse count function ADV561 Digital output module 64 points pulse count function ALR111 RS 232C communication module 2 port 1200 bps to 115 2 kbps ALR121 RS 422 RS 485 serial communication module 2 port 1200 bps to 115 2 kbps ALE111 Ethernet communication module ALF 111 Foundation Fieldbus FF H1 communication module ADCV01 Dummy cover 41 AFV10S AFV10D FCU for Vnet IP requires L2 switch to connect to a network For L2 switch select and use one that can be installed at Class I Division 2 area and conforms to FM NI or UL1604 Note For type names without the basic specification code any products with basic specification codes are FM NI appr
108. on 2 lt Hazardous area Division 1 gt lt Hazardous area Division 2 gt lt Non hazardous area gt e A keyed metal cabinet approved by approval authorities should be selected for a cabinet installed in Division 2 Example RITTAL AE1376 600 Optic repeater IP66 size W0 6m x D0 35m x H0 76m HOFFMAN SCHROFF 12406 054 IP66 single swinging door type oojoo size W0 6m x D0 42m x HO 8m El 1 O HH O A T9083NA Isolating partition e e t l Optical cable e e e 1 1 Intrinsic safety explosion protection equipment nm Conduit wiring Grounding for explosion protection based on NEC National Electric Code ANSI NFPA 70 or laws defined in each country 100 V AC Power supply 220 V AC Power supply or 24V DC Power supply F040104 ai Figure Set Remote Node and Module with Built in Barrier in Division 2 To connect with a field device electrical parameters of each device should be met e Including the wiring in cabinet field wiring of intrinsic safety circuit and that of non intrinsic safety circuit must be isolated each other Wiring should be done according to NEC National Electric Code ANSI NFPA 70 or the wir
109. operation mode of the module type 2 Meali conduit wiring or observe the locally regulated explosion protection wiring procedures 3 Use a barrier for fieldbus as field wiring terminal for CSA NI example KLD2 PR Ex1 IEC1 Table Cable Parameter Model Le uH m Cc pF m YCB141 0 25 100 YCB311 0 22 85 KS1 1 50 110 KS2 1 50 110 KS8 1 50 110 KS9 1 50 110 AKB331 1 50 110 AKB332 2 20 100 AKB334 2 20 100 AKB335 1 50 110 AKB336 0 67 55 AKB337 1 50 110 TI 33Q01J30 01E Oct 22 2010 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 9 RIO The list of the appropriate I O modules electrical transceiver optical transceiver and the parameters are as follows The appropriate products are source devices Table RIO Parameters The Source Devices Module Voc Isc Ca La Vn In Cn Ln name V mA uF mH V mA uF mH Memakee T AAM10 25 5 350 0 20 40 255 220 0 20 100 0 AAMT 255 60 0 0 27 50 255 220 0 27 100 0 AAMTIB 25 5 60 0 0 27 5 01 255 220 0 27 100 0 a 30 15 100 200 15 1 0 1 00f 100 0 RTD input APM11 264 400 015 20 264 350 0 15 50 0 AAM50 255 215 0 20 20 255 215 0 20 100 0 AAM51 255 21 5 0 20 40 255 215 0 20 100 0 Current input mode AAM51 10 3 60 0 0 20 4 0 10 3 10 0 0 20 100 0 Voltage mode AMC80 255 215 0 20 16 255 21 5 0 20 100 0 Current output AMC80 14 0 0 1 1 00
110. or communication module AMN34 Multiple control analog I O module nest AAM10 Current Voltage input module AAM11 Current Voltage input module AAM11B Current Voltage input module AAM21 mV thermocouple RTD input module AAM21J mV thermocouple RTD input module JIS C1602 1995 C 1604 1997 compliant APM11 Pulse input module AAM50 Current output module AAM51 Current Voltage output module AMM12T Voltage input multiplexer module terminal type AMM12C Voltage input multiplexer module connector type I O module AMM22M mV input multiplexer module AMM22T Thermocouple input multiplexer module AMM22TJ peda input multiplexer module 16 points terminal type JIS C1602 1995 AMM22C mV input multiplexer module 16 points connector type AMM32T RTD input multiplexer module 16 points terminal type AMM32TJ RTD input multiplexer module 16 points terminal type JIS C1604 1997 compliant AMM32C RTD input multiplexer module 16 points connector type AMM32CJ RTD input multiplexer module 16 points connector type JIS C1604 1997 compliant AMM42T Two wired transmitter input multiplexer module AMM52T Current output multiplexer module Note Accessories for maintenance are CSA NI approved products TI 33Q01J30 01E Oct 22 2010 00 Appendix 1 Lists of NI Compliant Products and NI Parameters Table The List of CSA NI Compliant Products lt for RIO gt 2 2 App 1 4 Classifica
111. ordance with FM Approval Table 1 Entity Parameters 1 2 App 4 2 Module type Terminals Voc V Isc mA Vi V k mA Groups Ca uF Groups La mH A B C E D F G A B C E D F G ASD143 P00 ATSB4D 0 A1 B1 A2 B2 A3 B3 A4 B4 A6_B6 A7_B7 A8_B8 A9_B9 A10_B10 A11_B11 A12_B12 A13_B13 A15_B15 A16_B16 A17_B17 A18_B18 9 8 41 1 1 76 28 56 ASD143 P00 ATSB4S 0 A1_B1 A2_B2 A3_B3 A4 B4 A6_B6 A7_B7 A8_B8 A9_B9 A10_B10 A11_B11 A12_B12 A13_B13 A15_B15 A16_B16 A17_B17 A18_B18 9 8 21 1 1 76 11 6 26 107 214 ASD533 S00 ATSD3D 0 A1_B1 A3_B3 A5_B5 A7_B7 A10_B10 A12_B 12 A14_B14 A16_B16 27 16 108 6 0 089 0 69 0 69 0 42 9 9 9 9 ASD533 S00 ATSD3S 0 A1_B1 A3_B3 A5_B5 A7_B7 A10_B10 A12_B 12 A14_B14 A16_B16 27 16 108 6 0 089 0 69 0 69 0 42 9 9 9 9 ASI533 S00 ATSS3D 0 A1_B1 A3_B3 A5_B5 A7_B7 A10_B10 A12_B 12 A14_B14 A16_B16 27 8 93 0 084 0 659 0 659 1 2 14 14 ASI533 S00 ATSS3S 0 A1_B1 A3_B3 A5_B5 A7 B7 A10_B10 A12_B 12 A14_B14 A16 B16 27 8 86 0 084 0 659 0 659 1 8 17 17 ASI133 S00 ASI133 H00 ATSA3D 0 A1_B1 A3_B3 A5_B5 A7_B7 A10_B10 A12_B 12 A14_B14 A16 B16 B1_B2 B3_B4 B5 B6 B7_B8 B10_B11 B12 B 13 B14 B15 B16 B17 27 8 27 8 93 0 084 0 084 0 659 0 659
112. otection Instrumentation 4 14 Considerations for Zener Barriers in Use Check the specifications of barrier before you use it Considerations for Input Channel of Current Note that the current value may have errors in a combination of FIO and Zener barrier In the system illustrated in the following figure when the input module applies electric power to the transmitter the input current value may have errors FIO input module eons Maximum working 1 Voltage range voltage Vwkg 1 22 8 26 4 V 25 5 V lt Transmitter Weapons It may be more than 25 5 V in this Diode current power case Diode current leakage occurs leakage supply AW O z Q O When Diode current leakage 4 to 20 mA occurs it becomes an error Zener barrier for 4 20 mA m F040201 ai Figure Considerations for Current Input Channel In FIO of CENTUM when the input module applies electric power to the transmitter applying voltage of 24 V may produce more than voltage of 25 5 V In Zener barrier if the voltage of more than 25 5 V is applied the current runs on Diode so that the excess of current doesn t apply In this case the quantity of current that passes on Diode for 4 20 mA signal from transmitter is added to the current applied to FIO input module an error in a measurement are produced In RIO as supply voltage does not exceed 25 5 V no Diode current leakage generated and no error in a measurement are produced
113. ountry including Japan are listed in the following table IEC compliant countries have the standard that complies with IEC the international standard defined by International Electro technical Commission Although the United States and Canada have a standard that complies with IEC they usually use IEC non compliant standard Table Explosion Protection Standards IEC compliant countries IEC non compliant countries 2 Explosion IEC protection international Europe Australia SA Japan U S Canada construction Standard s CENELEC 5 5 TIS FM 3 5 CSA 3 5 7 C22 2 No 0 Common 60079 0 EN 50014 AS 2380 1 6 FM 3600 CAN CSA E79 0 95 Flame proof C22 2 No 30 ne Type 60079 1 EN 50018 AS 2380 2 6 FM 3615 CAN CSA E79 1 95 Pressurized a FM 3620 NFPA496 4 alas Type 60079 2 EN 50016 AS 2380 4 6 3 CAN CSA E79 2 95 Increased safety A Type e 60079 7 EN 50019 AS 2380 6 6 CAN CSA E79 7 95 Oil immersion Type o ited EN 0015 AS 1076P 9 6 ISA 512 26 01 CAN CSA E79 6 95 Intrinsic safety i FM 3610 C22 2 No 157 Type i 60079 11 EN 50020 AS2380 7 6 ACSA NE Powder filling 4 Type q 690133 EN 50017 AS2380 5 6 ISAS12 25 01 CAN CSA E79 5 95 Encapsulation AS 2431 ie Type m 00073 18 EN 50028 As2380 3 C ISAS12 23 01 CAN CSA E79 18 95 Type n 1 60079 15 EN 60079 15 AS23009 IEC 79 15
114. oved products Also any accessories for maintenance are FM NI approved products TI 33Q01J30 01E Oct 22 2010 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 12 Table The List of FM NI Compliant Products 2 2 Classifications Type names Products ATA4S Single press tightening terminal block for analog ATB5S Single press tightening terminal block for digital input ATD5S Single press tightening terminal block for digital output ATI3S Single press tightening terminal block for analog individual insulation ATF9S Press tightening terminal block for Foundation Fieldbus ATA4D Duplicated press tightening terminal block for analog Terminal block ATB5D Duplicated press tightening terminal block for digital input ATD5D Duplicated press tightening terminal block for digital output ATI3D Duplicated press tightening terminal block for analog individual insulation ATK4A KS cable interface adapter for analog ATI3A KS cable interface adapter for AAI135 AAP 135 ATB3A KS cable interface adapter for AAI835 ATD5A KS cable interface adapter for digital AEA3D Analog single Duplicated terminal board 8 points x 4 AEA4D Analog single Duplicated terminal board 16 points x 2 or 8 points x 2 AET4D Thermocouple single Duplicated terminal board 16 points x 2 Terminal board A AER4D RTD slide rheos
115. owable inductance 4 Lc inductance of the external wiring 2 Cc capacitance of the external wiring Displayed parameters Vmax maximum input voltage Imax maximum input current Ci maximum internal capacitance Li maximum internal inductance F030115 ai Figure Connection of FM NI Devices and Associated Parameters How to Compare Parameters How to compare parameters when the device that gives energy and the device that receives energy are connected is in the following If the parameters satisfy the following formulas a FM NI explosion proof device can be connected in a general wiring Otherwise the wiring should be installed to conform to NEC National Electrical Code ANSI NFPA 70 or an explosion proof wiring defined in the relevant country Device that gives energy Device that receives energy Voc lt Vmax Isc lt Imax Ca 2 summation of Ci in the device which receives energy La IV summation of capacitance Cc in the external wiring summation of Li in the device which receives energy summation of inductance Lc in the external wiring TI 33Q01J30 01E Apr 22 2010 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 19 Example of a Connection Connecting a Directly Connected Node and a Device Installed in Class I Division 2 lt Hazardous area Class Division 2 gt lt Non hazardous area gt Metal cabinet with a key AEAA4D is an FM NI approved produ
116. pliant Products and NI Parameters App 1 10 The appropriate products are load devices which received energy from CSA NI equipments Table RIO Parameters The Load Devices Module vmax V imax mA Ci uF Li uH Remarks 1 AAM10 11 0 40 0 0 015 10 0 Current input mode B C AAM10 30 0 1 0 0 015 10 0 Voltage input mode B C AAM11 11 0 40 0 0 015 10 0 Current input mode B C AAM11 30 0 1 0 0 015 10 0 Voltage input mode B C AAM11B 11 0 40 0 0 015 10 0 Current input mode B C AAM11B 30 0 1 0 0 015 10 0 Voltage input mode B C peer 4 0 1 0 0 150 10 0 TC mV input mode B C APM11 26 4 24 0 0 010 10 0 Contact input mode B C AMC80 30 0 1 0 0 001 10 0 Voltage input AMM12 30 0 1 0 0 010 10 0 Voltage input mode AMM22 AMM22J 4 0 1 0 0 010 10 0 TC mV input mode AMM32 AMM32J 5 2 1 1 0 010 10 0 RTD input mode ADM11 ADM12 25 0 1 0 0 001 100 0 Contact input mode A B ADM51 ADM52 30 0 100 0 0 001 10 0 Transistor contact mode 25 0 100 0 0 001 10 0 ADM55R 130 0 12 0 0 004 10 0 Relay output mode ACM11 15 0 5 0 0 010 100 0 ACM12 14 0 5 0 0 010 100 0 RB401 20 0 80 0 0 001 8 0 mH AIP511 20 0 70 0 0 001 8 0 mH ae e AIP512 500 30 0 0 001 8 0 mH Terminating resistance 107 Q 2 AIP581 20 0 80 0 0 001 8 0 mH A Without any mode name in the appropriate remarks column All parameters are valid for any operation mode of the module typ
117. ply or 24 V DC Power supply based on NEC or laws defined in I Grounding for explosion protection i each country l F030113 ai Figure Installing a Remote Node in Class I Division 2 Wiring by Optical cable for ER Bus To connect with a field device electrical parameters of each device should be met e To wire the devices that do not indicate electrical parameters apply an explosion proof wiring including threaded conduit wiring defined in NEC National Electrical Code ANSI NFPA 70 or in each country In addition wiring the devices that indicate electrical parameters with the compliant devices can be a general wiring defined in each country e Use ER bus switch Network Devices which can be installed in a hazardous area in Class Division 2 TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 22 Installing a FCS or Directly Connected Node in Class I Division 2 lt Hazardous area Class I Division 2 gt lt Non hazardous Area gt Cabinet L2 switch L2 switch Si See a eee AFV10D i AEP7D l l l e r a a E j J Se Ta aaa Py a D Re z l R I L2 switch L2 s
118. request the single point ground by the bus bar of Zener barriers so as not to be created the functionally unfavorable ground loop by double point ground Moreover in most countries it is impossible to ground circuits in hazardous area A power supply for barrier is not required because Zener barriers carry out the function for security just with Zener Diode and resistance Feature of insulating barriers On the other hand insulating barriers does not request intrinsic safety ground because the place between input and output of them is insulated It is possible to ground circuits in hazardous area and use them single point ground However a power supply for barrier is additionally required Considerations for Selection of Barrier Here is a general explanation about the selection of barrier On the occasion of implementing intrinsic safety Explosion Protection instrumentation select a barrier according to the manufacture s specifications and estimates with the equipment 1 2 Approved standard Make sure the barrier has the approved standard which is required for the installation site Cost Compared Zener barriers to insulating barriers about the general cost of the main unit only per a channel the approximate proportion are 1 to 2 Also insulating barriers request a power supply Volume dimensions Dimensions may influence the number of cabinet in which the barrier is set Compared Zener barriers to insulating barri
119. s a matter of only Zener barriers As resistance and fuse exist between terminals of input and output in a barrier in regards to an application that pass an electric current it is necessary to take account of voltage drop inside the barrier Moreover in some application it is necessary to take account of Diode current leakage usually several pA TI 33Q01J30 01E Apr 22 2010 00 4 Intrinsic Safety Explosion Protection Instrumentation 4 12 Wiring of Intrinsic Safety Explosion Protection An intrinsic safety circuit must be isolated from non intrinsic safety circuit Wiring should be prepared in accordance with IEC 60079 14 NEC National Electrical Code NFPA 70 or the standard of the country and the area in which it is set In regards to the further wiring than the module with built in barrier take notice that it should be an intrinsic safety circuit The wiring in cabinet should keep the distance to non intrinsic safety circuit After setting check the wiring according to the checklist described in IEC 60079 17 See the IM 33Y06K01 90E for considerations for modules with built in barrier An intrinsic safety circuit of barrier is indicated by the following ratings Maximum voltage of intrinsic safety circuit Uo Maximum current of intrinsic safety circuit lo Maximum electricity of intrinsic safety circuit Po Permissible inductance of intrinsic safety circuit Lo Permissible capacitance of intrinsic safety circuit Co As a combinatio
120. se insulating barriers usually have more complex signal path than Zener barriers 7 Withstand voltage Withstand voltage is a rating which only insulating barriers have Most of the models have 250 V or more AC DC so there s almost no problem at the time of instrumentation 8 Security rating Security rating indicates the scale of energy that can be occurred in hazardous area of barrier in the case of the accident It is usually described by the signage such as Uo n V lo n mA Po n W Co n pF Lo n mH Um n Vrms or DC only insulating barriers In FM standard it is called entity parameter including the parameter of 10 and is described such as Voc n V Isc n mA Ca n pF La n mH 9 Permissible cable parameter Permissible cable parameter indicates the scale capacity inductance of hazardous area circuit including cables which can be connected to barriers It is regulated by a barrier and a kind of gases It is usually described by group ex IIC etc a kind of gases n uF capacity n mH or n uH Q inductance or L R ratio 10 Voltage in non hazardous area In regards to Zener barriers Vwkg maximum working voltage and Vmax maximum permissible voltage are regulated In regards to insulating barriers regulation of voltage is for power supply rating only but the use conditions of circuit in non hazardous area are different by models 11 x Influence by resistance value between input and output This i
121. sion protection with a connection of a CSA standard approved device and an FM standard approved device shall not be approved It is necessary to connect devices approved by the same standard TI 33Q01J30 01E Jun 1 2008 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 2 CSA NI Approved Products and Their Configuration Example The figure below is an example of the configuration of CSA NI approved products which can be installed in hazardous areas See the table The List of CSA NI Compliant Products in Appendix for details lt Hazardous area Class Division 2 gt lt Non hazardous area gt E ___ ER bus interface ANB10S ANB10D master module O O E O O Cabinet F meee eee ee eee a I l ER Bus l l l ANR10S ANR10D l L I O l l I l Ol J O l I l I O module l j I terminal block T el Power supply l ER bus interface I module VI slave module l m I l Signal cable Field wiring l I terminal for Terminal board l csani t f AEAAD etc l I l EBD H I OOOO O68 OOOO 08 I I E I Fieldbus SOO a Lt F030101 ai 41 Use a barrier for a fieldbus as a field wiring terminal for CSA NI Ex barrier KLD2 PR Ex1 IEC1 Figure Example of the conf
122. sories for maintenance are FM NI approved products TI 33Q01J30 01E Apr 22 2010 00 Parameters of FM NI Compliant Equipments Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 13 The table below shows the list of source devices for FM NI equipments Table FIO Parameters The Source Devices 1 2 Module name Voc V Isc mA Remarks 1 Input AFV10S TM1 2 AFV10D TM1 2 Redundant CP451 Single 2 Redundant SB401 Single 7 2 EB501 ae With terminator resister 500 Single Redundant EB511 2 Single 3 AAI143 i duruan 2 wire transmitter input Single AAI543 Redundant Single AAV544 Redundant Single Redundant 0 12 PPOR AAI135 Single 012 2 wire transmitter input AAI835 Redundant Single 2 wire transmitter input Single AAI835 Redundant Output Single AAP 135 Redundant 2 Single Redundant Single RJC input Redundant AAT 145 Single Power supply for RJC eS gunaan Cable coming out detection Single a RTD POT input Single 1 0 AAR145 Redundant Cable coming out detection Single Apvisi eeina Contact inpu
123. spheres Explosibles in French and Potentially Explosive Atmospheres in English The target of this regulation is also the usage of equipments that are used at hazardous area and the explosion protection electric equipments accident prevention systems that are used in potentially explosive atmospheres Since July 1 2003 in EC area although the product complies with CENELEC explosion protection standard in addition to this it should comply with ATEX directive about CE marking and should have a specific indication Unless it complies with the directive the explosion protection products are not allowed to be launched on the market in EU countries In order to comply with this directive EN standard is undergoing revisions TI 33Q01J30 01E May 21 2004 00 1 3 1 Overview of Explosion Protection 1 4 Classification of Explosion Protection Equipment Explosion protection equipment is classified as follows Classification by to explosion protection constructions what kind of method is taken for explosion protection Classification by hazardous area and explosive gas in what kind of environment are they used Classification by Explosion Protection Constructions Type of explosion protection constructions are listed in the following table Table Type of explosion protection constructions Type of explosion protection constructions Abbreviation of standard Flame proof enclosures Type d
124. t mode 2 Single Redundant i ADV551 Single Voltage output mode 2 Apvier Pedundant Contact input mode 2 Single Anveet Bedindan m Voltage output mode 2 1 Without any mode name in the appropriate remarks column these parameters are valid for any operation mode of the module type name 2 For wiring the cables outside of the cabinets NEC National Electrical Code ANSI NFPA 70 or an explosion proof wiring including threaded conduit wiring defined in each country should be installed TI 33Q01J30 01E Jun 1 2008 00 Appendix 1 Lists of NI Compliant Products and NI Parameters App 1 14 Table FIO Parameters The Source Devices 2 2 Module name Remarks 1 Redundant 7 ALR111 Single 2 Redundant x ALR121 Single 2 Redundant 7 ALE111 Single 2 Redundant 7 ALF111 Single 2 EB401 ae aie With terminator resister 50Q Single Redundant 7 EB402 Single 2 Redundant EC401 Single 7 7 2 AEP7D CN1 to CN14 2 AEP9D CN1 to CN18 2 rfi Without any mode name in the appropriate remarks column these parameters are valid for any operation mode of the module type name 2 For wiring the cables outside of the cabinets NEC National Electrical Code ANSI NFPA 70 or an explosion proof wiring including threaded conduit wirin
125. tat single duplicated terminal board 16 points AED5D Digital single duplicated terminal board 32 points x 2 AEF9D Fieldbus single duplicated terminal board YCB301 ESB bus cable YCB141 ER bus cable Bus cable YCB311 ER bus extension cable YCB147 ER bus cable conversion adaptor YCB138 Fieldbus terminator AKB331 Signal cable between ADV151 ADV551 and terminal board AKB335 Signal cable for connection between AAR145 and AER4D AKB336 Signal cable between ALF111 and terminal board AKB337 Signal cable between ADV161 ADV561 and terminal board KS1 Signal cable AKB131 RS 232C cable for connection between ALR111and Modem Signal cable AKB132 RS 232C cable for connection between ALR111and RS 232C Device AKB133 RS 232C cable for connection between ALR111and FA M3 AKB134 RS 232C cable for connection between ALR111and RS 232C Device AKB135 RS 232C cable for connection between ALR111 and Modem AKB136 RS 232C cable for connection between ALR111 and RS 232C Device AKB161 RS 422 RS 485 cable for connection between ACM12 and FA500 AKB162 RS 422 RS 485 cable for connection between ACM12 and YS EB401 ER bus interface master module I O module EB402 ER bus interface master module EC401 ESB bus coupler module Seg ae AEP7D Primary distribution unit Distibution Ume AEPOD Secondary distribution unit Note For type names without the basic specification code any products with basic specification codes are FM NI approved products Also any acces
126. tch Network Devices which can be installed in a hazardous area in Zone 2 TI 33Q01J30 01E Apr 25 2007 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 33 Installing a FCS or Directly Connected Node in Zone 2 lt Hazardous Area Zone 2 gt lt Non hazardous Area gt Cabinet L2 switch L2 switch AFV10D L2 switch L2 switch AFV10D Ce AA Type n device i f G P LiF ioi lzi gt 8 SEH Conduit wiring e o a e aaa e aaa a aaa aaa aa e a a aa a a a a a a a a a a a a a a a a w Conduit wiring 24 V DC Power supply Grounding for explosion protection based on EN 60079 14 IEC 60079 14 or laws defined in each country F030206 ai Figure Installing a FCS or Directly Connected Node in Zone 2 To connect with a field device electrical parameters of each device should be met e To wire the devices that do not indicate electrical parameters apply an explosion proof wiring including threaded conduit wiring defined in EN 60079 14 IEC 60079 14 or in each country In addition wiring the devices that indicate electrical parameters with the compliant devices can be a general wiring
127. tection To prevent explosions of plant as a comprehensive countermeasure the following steps must be taken 1 Step to prevent generating dangerous explosive atmospheres 2 Step to prevent ignition to explosive atmospheres 3 Step to limit the influence of explosion within the security area Steps such as 1 are called Primary explosion protection Steps such as 2 3 are called Secondary explosion protection Primary Explosion Protection Primary explosion protection is a step to avoid the formation of potentially explosive atmospheres It includes removing explosive gas and chemically changing explosive gas into non explosive gas Secondary Explosion Protection Secondary explosion protection is a step to keep the influence of explosion to a minimum In order to prevent the ignition it pays attention to the electric circuit area of equipment in plant that may cause it Moreover if it happens it prevents the propagation of the influence to the exterior CENTUM compliant explosion protection products are for Secondary explosion protection The following chapters in this book mostly describe Secondary explosion protection TI 33Q01J30 01E May 21 2004 00 1 Overview of Explosion Protection 1 2 1 2 Explosion Protection Standards Explosion Protection Standard in Each Country In regard to engineering practice for explosion protection standards and rules are defined in each country Explosion protection standards in each c
128. the corresponding modules if the model Table List of Parameters FM of Modules with Built in Barrier Voc Isc Po Vmax Ca La Modules V mA mwy v nF mH Remarks 1 A B C E D F G A B C E D F G Single 27 8 84 584 84 659 659 2 18 18 2Wire ASI133 S00 27 8 4 28 28 84 659 695 100 100 100 4Wire AS1133 H00 Redundant 27 8 93 647 84 659 659 1 2 14 14 2Wire 27 8 7 49 28 84 659 659 100 100 100 4Wire ASI533 S00 Single 27 8 86 598 84 659 659 1 8 17 17 AS1533 H00 Redundant 27 8 93 647 84 659 659 1 2 14 14 No channel or one channel 16 8 7 30 220 1760 is connected to equipotential Single bonding Two channels up to all 16 8 46 194 65 380 j channels connected to AST143 S00 equipotential bonding No channel or one channel 16 8 13 55 220 1730 is connected to equipotential bonding Redundant Two channels up to all 16 8 92 387 65 280 channels connected to equipotential bonding Single 13 7 30 103 122 867 penne Redundant 13 7 60 206 94 714 Single 9 8 21 52 1100 7600 AS14300 Redundant 9 8 41 101 1100 7600 11600 7 28 56 Single 27 16 108 6 738 89 690 690 0 42 99 9 9 ASD583S00 Redundant 27 16 108 6 738 89 690 690 0 42 9 9 9 9 ris These parameters are valid for the operation nodes of the corresponding modules if the model TI 33Q01J30 01E Apr 2
129. the intrinsically safe apparatus and the approved values of Ca and La for the associated apparatus are greater than Ci Ceable and Li Leable respectively for the intrinsically safe apparatus Simple Apparatus An electrical component or combination of components of simple construction with well defined electrical parameters that does not generate more than 1 5 volts 100 milliamps and 25 milliwatts or a passive component that does not dissipate more than 1 3 watts and is compatible with the intrinsic safety of the circuit in which it is used Wiring methods must be in accordance with the National Electrical Code ANSI NFPA 70 Article 504 or 505 Additional installation information can be found in ANSI ISA RP 12 6 Modules shall not be connected to any device which uses or generates internally any voltage in excess of 250 V unless the device has been determined to adequately isolate the voltage from the module Connection of modules to ground is not required These modules are rated Nonincendive If the modules are intended to be mounted in a Division 2 location they must be installed in an enclosure meeting the requirements of ANSI ISA S82 The enclosure may be installed in a Class Division 2 Group A B Cor Dora Class Zone 2 Group IIC hazardous classified location A temperature rating of T4 applies to all Nonincendive rated modules TI 33Q01J30 01E Apr 22 2010 00 Appendix 4 Installation of I O Modules with Built in Barrier in acc
130. tions Type names Products ADM11T Contact input module 16 points terminal type ADM11C Contact input module 16 points connector type ADM12T Contact input module 32 points terminal type ADM12C Contact input module 32 points connector type ADMSITI Contact output module 16 points terminal type ADM51T 2 p 16 points l ype ADM51C 1 ADM51C 2 Contact output module 16 points connector type ADM52T 1 iO module ADM527 2 Contact output module 32 points terminal type ADM52C 1 ADM52C 2 Contact output module 32 points connector type ADM15R Relay input module ADM55R 1 ADM55R 2 Relay output module ACM11 RS 232C communication module ACM12 RS 422 RS 485 communication module ACF11 Fieldbus communication module AMC80 Analog I O module for multiple control Teriminalbi ck TE16 Terminal block for 16 points TE32 Terminal block for 32 points MCM Terminal board gt MUB General purpose terminal board 16 points board Te board alae MUD General purpose terminal board 32 points board MRT Terminal board for RTD Bus cable YCB121 RIO bus cable KS1 Signal cable 40 40 pins KS2 Signal cable 40 40 pins aignalcable F ksa Signal cable 50 50 pins KS9 Signal cable 50 50 pins Note Accessories for maintenance are CSA NI approved products TI 33Q01J30 01E Jun 1 2008 00 Appendix 1 Lists of NI Compliant Products and NI Parameters Parameters of CSA NI Compliant Equipments FIO The appropriate I O modules an
131. transmitter EJA gt The defined parameters have the following values Vmax 30 V Voc 27 6 V Imax 165 mA se 27 mA Ci 0 0225 mF Ca 0 19 mF Li 0 73 mH La 2 7 mH Cn 0 19 mF at Vn 27 6 V Ln 100 mH at In 24 0 mA and Cc 200 pF m X 100 m 0 0002 mF X 100 0 02 mF Lc 0 66 mH m X 100 m 0 00066 mH X 100 0 066 mH therefore Voc 27 6 V lt Vmax 30 V Isc 27 0 mA lt Imax 165 mA Ca 0 19 mF gt Ci Cc 0 0425 mF La 2 7 mH gt Li Lc 0 796 mH The results above meet the combinational conditions It can be judged that a field wiring can be installed in accordance with a general wiring construction Figure Connection of AAI141 and EJA F030103 ai TI 33Q01J30 01E Jun 1 2008 00 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 10 Example of a Connection Connecting a Directly Connected Node and a Device Installed in Division 2 lt Non hazardous area gt AFS400O control unit with a cabinet lt Hazardous area Division 2 gt I I I i i i I i AEAA4D is an CSA NI approved product Other devices that are not directly connected to a hazardous area do not need to be complied l i I standard devices ol lal i I I i i I i i I i i i I Conduit wiring
132. type is set AAI43 Dual 25 5 26 3 7000 pF 10 0 If four wired type is set Single 25 5 26 3 3500 pF 10 0 If four wired type is set AAI841 Dual 20 0 60 0 4200 pF 6 If four wired type is set Input Single 12 0 30 0 3100 pF 8 If four wired type is set AAI835 Dual 8 2 31 0 8600 pF 0 If four wired transmitter is connected Input Single 8 2 31 0 5300 pF 0 If four wired transmitter is connected AAI35 Dual 8 2 31 0 8600 pF 0 If four wired transmitter is connected Single 8 2 31 0 5300 pF 0 If four wired transmitter is connected AAP 135 Dual 25 0 72 0 2 21 If power 24 V DC is supplied Single 25 0 36 0 1 11 If power 24 V DC is supplied AAP 135 Dual 25 0 96 0 2 21 If power 12 V DC is supplied Single 25 0 48 0 1 11 If power 12 V DC is supplied Dual 13 0 26 0 pA 0 057 ne Single 13 0 13 0 pA 0 03 Dual 7 5 15 0 pA 0 146 ARNIR Single 7 5 7 5 pA Dual 30 0 0 28 i Single 30 0 0 14 AAB841 Dual 7 5 15 0 pA Input Single 7 5 7 5 pA Dual 0 18 0 5 ca Single 0 18 0 25 Dual 24 0 26 3 4 Current input foo Single 24 0 26 3 8 Current input Dual 7 5 15 0 pA 4 Voltage input AABT41 Single 7 5 7 5 pA 8 Voltage input AAB842 Dual 24 0 26 3 4 Current input Input Single 24 0 26 3 8 Current input AAB842 Dual 7 5 15 0 pA 0 146 2 4 Voltage input Input Single 7 5 7 5 yA 0 074 4 8 Voltage input ADV157 Single 30 0 5 5 0 11 0 Dual 30 0 11 0 0 001 10 0 ii Single 30 0 5 5 0 001 10 0 Dual 30 0 6 7 0 001 10 0 Pe Single 30 0 3 4 0 001 10 0 ADV1
133. ut the basic specification code in the table above any products with basic specification codes are Type n compliant products Also any accessories for maintenance are Type n compliant products TI 33Q01J30 01E Oct 22 2010 00 Appendix 2 Lists of Type n Compliant Product and the Parameters of Type n App 2 4 Parameters of Type n Compliant Equipments E Type n The table below shows the list of source devices for Type standard compliant I O modules and parameters are as follows n equipments Table FIO Parameters The Source Devices 1 2 Uo lo Co Lo Module Remarks 1 V ma F mh 4 AFV10S TM1 2 AFV10D TM1 2 Redundant CP451 Single 2 Redundant a SB401 Single 7 2 EB501 Redundant 9 4 45 0 0 39 0 46 10BASE 2 Single 9 4 45 0 0 39 0 46 Terminating resistance 50 Q both sides Redundant EB511 Single g g 2 Redundant 27 6 54 0 0 12 2 7 satis AAI141 Single 276 270 019 27 If two wired transmitter is connected Redundant 29 3 31 0 0 12 10 0 PASE AAI135 Single 293 310 0 12 10 0 If two wired transmitter is connected AAI841 Redundant 27 6 54 0 0 12 2 7 eee Input Single 276 270 0 19 27 If two wired transmitter is connected AAI841 Redundant 27 6 23 0 0 1
134. witch E AFV10D re Py i Ld l l h bl i i fy i P a ki kl FM NI device l 2i amp i loi l aE 3 l NTETE l SEH Conduit wiring 100 V AC Power supply 220 V AC Power supply or 24 V DC Power supply Grounding for explosion protection based on NEC or laws defined in each country Conduit wiring F030114 ai Figure Installing a FCS or Directly Connected Node in Class I Division 2 To connect with a field device electrical parameters of each device should be met e To wire the devices that do not indicate electrical parameters apply an explosion proof wiring including threaded conduit wiring defined in NEC National Electrical Code ANSI NFPA 70 or in each country In addition wiring the devices that indicate electrical parameters with the compliant devices can be a general wiring defined in each country e Use L2 switch Network Devices which can be installed in a hazardous area in Class l Division 2 TI 33Q01J30 01E Apr 25 2007 00 3 2 3 Explosion Protection Instrumentation in Zone 2 Division 2 3 23 Type fn Ta Type n is a construction that enhances safety not to cause a spark an arc or high surface temperatures in a normal operation in CENELEC standard and IEC standard and also to avoid causing a spark an arc or high surface temperatures under defined conditions such as an overload A Field Control Unit for Vnet IP a node unit for
135. xplosion Protection Standards Explosion Protection Standards that CENTUM has Acquired Non Icendive of Table Explosion Protection Standards that CENTUM Complies is changed to CSA Non Icendive Added FM Non lIcendive of Table Explosion Protection Standards that CENTUM Complies Revised description of Type n standard number in Table Explosion Protection Standards that CENTUM Complies CSANI CSA Non Incendive NI is changed to CSANI Revised description of Signal Wiring FN NI FM Non Incendive Added FM Non Incendive Type n Revised description of Type n Intrinsic Safety Instrumentation Using Barriers Deleted Concrete Examples of Connections between CS 3000 System and Barriers Lists of CSA NI Compliant Products and CSA NI Parameters NI is changed to CSANI Revised description of Lists of CSA NI Compliant Products and CSA NI Parameters Lists of FM NI Compliant Products and FM NI Parameters Added Lists of FM NI Compliant Products and FM NI Parameters List of Type n Compliant Product and the Parameters of Type n Revised description of List of Type n Compliant Product and the Parameters of Type n June 2008 3rd Edition CENTUM CS 3000 and CS 3000 changed to CENTUM 1 4 2 1 3 1 1 3 2 Symbols That Indicate Specifications of Explosion Protection Deleted CENELEC acceptable product EEx Explosion Protection Standards that CENTUM h
136. xplosion Target flammable Temperature class protection construction material and gases Explosion proof Class l gas vapor Intrinsically safe Group A acetylene Non Incendive Group B hydrogen Group C ethylene Group D propane Dust ignition proof Class II dust Group E metal powder Group F coal powder Group G grain powder Dust ignition proof Class III fabric floating substance SN 7 Maximum surface temperature of equipment and component T1 450 C or less T2 300 C or less T3 200 C or less T4 135 C or less T5 100 C or less T6 85 C or less F010402 ai TI 33Q01J30 01E May 21 2004 00 2 2 1 2 1 2 CENTUM and Explosion Protection Instrumentation CENTUM and Explosion Protection Instrumentation Explosion Protection Standards that CENTUM has Acquired There are various standards for explosion protection in each region Therefore when equipment tries to be used in a certain region the equipment needs to be an approved product with explosion protection standards adopted in the region CENTUM a global product has complied the standards adopted in North America and Europe The table below lists the explosion protection standards that CENTUM complies and their approval authorities As shown in the table RIO equipment has acquired CSA standard regarding Non Incendive and can be installed in Zone 2 or Division 2 hazardous areas This chapter mainly describes the explosion protection compliance o

1. Overview of Explosion Protection

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