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Segment Protector

1 Introduction................................................................................. 5

1.1

Contents................................................................................................ 5

1.2

Target Group, Personnel...................................................................... 5

1.3

Symbols Used ...................................................................................... 5

2 Product Specifications............................................................... 7

2.1

Overview and Application ................................................................... 7

2.2

Component Identity ............................................................................. 9

2.3

Technical Data R2-SP-IC* .................................................................... 9

3 Hazardous Area Installation and Use ..................................... 12

3.1

Installation in Zone 2, no Live Maintenance at Trunk and Spurs

(Ex nAc) .............................................................................................. 12

3.2

Installation in Zone 2 with Live Maintenance at the Spurs

(Ex ic, FISCO ic) ................................................................................. 12

3.2.1

Spur Voltage Limited by the External Fieldbus Power Supply



24V, Entity Examination ........................................................... 13

3.2.2

Spur Voltage Limited by the Segment Protector............................... 13

3.2.3

Spur Voltage Limited by the External Fieldbus Power Supply,

FISCO Examination ......................................................................... 14

4 Installation and Commissioning ............................................. 15

4.1

Mounting and Dismounting............................................................... 15

4.1.1

Separation Wall to Provide Intrinsic Safety (Ex ic)............................ 17

4.1.2

Additional Information on Vertical Mounting .................................... 18

4.2

Segment Protector Connection Layout of the Trunk ...................... 19

4.3

Segment Protector Connection Layout of the Spurs ..................... 20

4.4

Grounding / Shielding of Fieldbus Transmission Lines................. 21

4.5

Series Connection and Termination................................................. 22

5 Operation................................................................................... 24

5.1

Indicators............................................................................................ 24

Содержание R2-SP-IC Series

Страница 1: ...Segment Protector R2 SP IC PROCESS AUTOMATION MANUAL...

Страница 2: ...ms of Delivery for Products and Services of the Electrical Indus try published by the Central Association of the Electrical Industry Zentralverband Elektrotechnik und Elektroindustrie ZVEI e V in its...

Страница 3: ...ed by the External Fieldbus Power Supply Uo 24V Entity Examination 13 3 2 2 Spur Voltage Limited by the Segment Protector 13 3 2 3 Spur Voltage Limited by the External Fieldbus Power Supply FISCO Exam...

Страница 4: ...gressive Spur Short Circuit Current Limitation Creeping Fault Protection 25 5 3 4 Device Jabber Protection 26 5 4 Surge Protection 26 5 5 Accessory Enclosure Leakage Sensor ELS 1 27 5 6 Using Device C...

Страница 5: ...ty Certificates Control drawings Additional documents 1 2 Target Group Personnel Responsibility for planning assembly commissioning operation maintenance and dismounting lies with the plant operator O...

Страница 6: ...ls Action This symbol indicates a paragraph with instructions You are prompted to perform an action or a sequence of actions Danger This symbol indicates an imminent danger Non observance will result...

Страница 7: ...gment or trunk R2 SP IC offers the choice from 4 12 spur connections Trunk The Segment Protector is connected to the trunk via a T connector Exchange and modification of one Segment Protector is possi...

Страница 8: ...pperl Fuchs Segment Protector has an integrated device jabber inhibitor that first detects faults caused by device jabber and then immediately isolates the faulty device from the segment If a spur has...

Страница 9: ...LED ERR Spur 1 red short circuit 3 LED COM ERR communication diagnostics 4 LED PWR power 5 Separation wall ACC R2 SW 3 6 Switch short circuit current selection 7 Terminator M FT removable 8 Trunk conn...

Страница 10: ...ity Electromagnetic compatibility NE 21 2011 Degree of protection IEC 60529 Fieldbus standard IEC 61158 2 Climatic conditions IEC 60721 Shock resistance EN 60068 2 27 Vibration resistance EN 60068 2 6...

Страница 11: ...drawing 116 0406 Approved for Class I Division 2 Groups A B C D IECEx approval IECEx TUN 12 0015X Approved for Ex nAc ic IIC T4 Certificates and approvals Marine approval DNV A 14038 R2 SP IC4 R2 SP I...

Страница 12: ...manual Using Pepperl Fuchs fieldbus equipment in Zone 2 hazardous area environment This document is supplied separately and can be obtained from the Pepperl Fuchs Internet product database 3 2 Install...

Страница 13: ...s supplied separately and can be obtained from Pepperl Fuchs Internet product database 3 2 2 Spur Voltage Limited by the Segment Protector The fieldbus trunk is rated as non sparking Ex nAc Live maint...

Страница 14: ...the resulting safety output values for gas groups IIC IIB IIA at the spurs that are permitted are Uo 17 5 V Io 65 mA Lo 0 25 mH Co 60 nF switch 1 in position 2 The safety evaluation follows the FISCO...

Страница 15: ...ording to 94 9 EC for at least category 3G Danger Risk of explosion through exposition to dust atmosphere If the device is installed in Zone 22 without mounting it in a sufficiently suitable enclosure...

Страница 16: ...Gently press the Segment Protector to the DIN mounting rail until it is locked in place The Segment Protector clicks into place DIN Rail Mounting Ensure that the device coupler is fixed firmly on the...

Страница 17: ...datory prerequisite to ensure the required clearance of 50 mm between the trunk terminals and the spur terminals Mounting the Separation Wall 1 Remove the T connector 2 Press the separation wall ACC R...

Страница 18: ...f a Segment Protector is mounted vertically use end brackets end clamps on both sides of the Segment Protector to prevent shifting of the device Pepperl Fuchs recommends using the following Phoenix Co...

Страница 19: ...of inadequately fixed cables can cause sparks that can ignite the surrounding atmosphere When installing the device ensure that the cables are securely fixed Danger Risk of connection damage and resul...

Страница 20: ...s Exposed conductors of inadequately fixed cables can cause sparks that can ignite the surrounding atmosphere When installing the device ensure that the cables are securely fixed Danger Risk of connec...

Страница 21: ...ting rail Figure 4 1 Stylized composition of the shield lines inside the Segment Protector If EMC requires you to ground the shield of the trunk or of the spurs of a fieldbus transmission line closely...

Страница 22: ...on Figure 4 3 T connector spring terminal for trunk and terminator connection To provide segment termination Plug in the terminator included in delivery at the last T connector of the segment Figure 4...

Страница 23: ...FT 3 Ensure that the M FT is fully plugged in as shown In order to remove the M FT proceed as follows Use a tool e g a screw driver to press down the 2 springs of the terminal shown in the picture Pr...

Страница 24: ...mit values derived from the IEC 61158 2 physical layer specification or from empirical data After a fault or deviation has been detected a single yellow LED serves as fault indicator at the respective...

Страница 25: ...connection and disconnection of the spur wires or due to fractured or loose wires under vibration Conventional spur protection is only designed to protect the segment by limiting the spur current from...

Страница 26: ...e faulty spur from the segment to prevent segment failures 5 3 4 Device Jabber Protection Specific software or hardware failures can cause a field device to communicate continuously jabber In this eve...

Страница 27: ...contains a diagnostic function to detect water ingress breaches inside housings early ELS 1 warns of water ingress before it can adversely affect fieldbus communication demand high current levels or...

Страница 28: ...is already set to 4 In order to disconnect a field device ensure to adhere to the following sequence 1 Unplug the corresponding connector at the device coupler 2 Unscrew the fieldbus wires at the fie...

Страница 29: ...k and spur connections with spring terminals M FT Terminator M FT packaging unit 3 pieces 1 terminator comes with each Segment Protector R2 SP T CON 3 T connector screw terminal T CON 3 packaging unit...

Страница 30: ...of the association for standard and control and regulations of the German chemical industries defined in the NE 21 recommendation are partly higher compared to the test levels and failure criteria def...

Страница 31: ...Segment Protector Appendix 2015 08 31...

Страница 32: ...fuchs com Worldwide Headquarters Pepperl Fuchs GmbH 68307 Mannheim Germany Tel 49 621 776 0 E mail info de pepperl fuchs com For the Pepperl Fuchs representative closest to you check www pepperl fuchs...

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