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Siemens SIMATIC AFD4 Product Information

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Active field distributors AFD4, AFD4
(FM), AFD8 and AFS
SIMATIC
Bus links
Active field distributors AFD4, AFD4
(FM), AFD8 and AFS
Product Information
02/2015
A5E03775304-AC
___________________
Introduction
___________________
Installing and connecting
___________________
Technical specifications
1
2
3

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  Summary of Contents for Siemens SIMATIC AFD4

  • Page 1 ___________________ Active field distributors AFD4, AFD4 Introduction (FM), AFD8 and AFS ___________________ Installing and connecting ___________________ SIMATIC Technical specifications Bus links Active field distributors AFD4, AFD4 (FM), AFD8 and AFS Product Information 02/2015 A5E03775304-AC...
  • Page 2: Legal Information

    Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.
  • Page 3: Table Of Contents

    Table of contents Introduction ............................. 5 Security information ........................5 Active field distributor AFD4, AFD4 (FM) and AFD8 ..............6 Active field splitter (AFS)......................7 Configuration with active field distributors ................8 Installing and connecting ........................11 Screwing AFD4 / AFD4 (FM) / AFD8 and AFS to the substrate ..........11 Grounding AFD4 / AFD4 (FM) / AFD8 and AFS ..............
  • Page 4 Table of contents Table 3- 1 Industrial use ..........................3232 Figures Figure 1-1 Example: Configuration with ring redundancy with AFD4 field distributors ......... 88 Figure 2-1 Example: Direct grounding of AFD4 / AFD4 (FM)..............1313 Figure 2-2 Schematic representation of the interior (AFD4) ..............1414 Figure 2-3 Schematic representation of the interior (AFD4 (FM)) .............
  • Page 5: Introduction

    Siemens recommends strongly that you regularly check for product updates. For the secure operation of Siemens products and solutions, it is necessary to take suitable preventive action (e.g. cell protection concept) and integrate each component into a holistic, state-of-the-art industrial security concept.
  • Page 6: Active Field Distributor Afd4, Afd4 (Fm) And Afd8

    1.2 Active field distributor AFD4, AFD4 (FM) and AFD8 also be considered. You can find more information about industrial security on the Internet (http://www.siemens.com/industrialsecurity). To stay informed about product updates as they occur, sign up for a product-specific newsletter. You can find more information on the Internet (http://support.automation.siemens.com).
  • Page 7: Active Field Splitter (Afs)

    Introduction 1.3 Active field splitter (AFS) ● Debounce logic reduces interference when connecting and disconnecting the spur lines ● IP30 covers for connections of the main lines ● Diagnostics using LED displays ● Power supply by means of the field bus ●...
  • Page 8: Configuration With Active Field Distributors

    Introduction 1.4 Configuration with active field distributors Note Despite the IP30 covers, the requirements for Zone 2 are not met because the AFS is always connected directly to the FDC 157 coupler. See also Safety instructions for connection (Page 14) Configuration with active field distributors Installation with ring redundancy The graphic below provides an example of the configuration with ring redundancy.
  • Page 9 You can find additional configuration variants in the application planning section of the "Bus Couplings" manual. DP/PA Coupler, Active Field Distributors, DP/PA Link and Y Link" manual on the Internet (http://support.automation.siemens.com/WW/view/en/1142696). Active field distributors AFD4, AFD4 (FM), AFD8 and AFS...
  • Page 10 Introduction 1.4 Configuration with active field distributors Active field distributors AFD4, AFD4 (FM), AFD8 and AFS Product Information, 02/2015, A5E03775304-AC...
  • Page 11: Installing And Connecting

    Installing and connecting Screwing AFD4 / AFD4 (FM) / AFD8 and AFS to the substrate Mounting position The active field distributors AFD4 / AFD4 (FM) / AFD8 and AFS are preferably screwed in place on a flat surface with the connections at the bottom. Requirement ●...
  • Page 12: Grounding Afd4 / Afd4 (Fm) / Afd8 And Afs

    Installing and connecting 2.2 Grounding AFD4 / AFD4 (FM) / AFD8 and AFS Grounding AFD4 / AFD4 (FM) / AFD8 and AFS Requirement ● Active field distributor is mounted. Required accessories ● Grounding cable, at least 4.0 mm Grounding the active field distributors AFD4 / AFD4 (FM) / AFD8 and AFS 1.
  • Page 13: Figure 2-1 Example: Direct Grounding Of Afd4 / Afd4 (Fm)

    Installing and connecting 2.2 Grounding AFD4 / AFD4 (FM) / AFD8 and AFS Direct grounding The shielding of the bus lines is grounded directly in the hazardous area and in the safe area. This is possible if the equipotential bonding PA runs from the FDC 157 couplers (in the safe area) to the field devices (in hazardous areas), which means if a corresponding equipotential bonding conductor is installed.
  • Page 14: Safety Instructions For Connection

    Installing and connecting 2.3 Safety instructions for connection Safety instructions for connection Safety information Note When laying cables and wiring, make sure that you adhere to the installation regulations in accordance with EN 60079-14 and any regulations specific to your country. DANGER Explosion hazard Sparks may occur when connecting in some circumstances.
  • Page 15: Figure 2-3 Schematic Representation Of The Interior (Afd4 (Fm))

    Installing and connecting 2.3 Safety instructions for connection Figure 2-3 Schematic representation of the interior (AFD4 (FM)) IP30 cover for AFD4 / AFD4 (FM) / AFD8 The connections of the main cables inside the enclosure of the AFD4 / AFD4 (FM) / AFD8 are sealed with an IP30 cover.
  • Page 16 Installing and connecting 2.3 Safety instructions for connection Zone 2: Disconnecting the main line / connecting the main line to AFS DANGER Explosion hazard In hazardous area Zone 2, you are not permitted to disconnect lines from an AFS during operation.
  • Page 17: Figure 2-4 Rules For Connecting The Main Lines

    Installing and connecting 2.3 Safety instructions for connection Rules for connecting the main lines The following examples illustrate the rules that you must observe when connecting main lines. Figure 2-4 Rules for connecting the main lines Active field distributors AFD4, AFD4 (FM), AFD8 and AFS Product Information, 02/2015, A5E03775304-AC...
  • Page 18 Installing and connecting 2.3 Safety instructions for connection Rules Observe the following rules when connecting the main lines in hazardous area Zone 2: Rule ① Disconnect FDC from the voltage when disconnecting the line (1) on AFD4 / AFD4 (FM) / AFD8 / AFDiS ②...
  • Page 19: 2.4 Connecting The Field Bus To The Active Field Distributors Afd4 / Afd4 (Fm) / Afd8

    Installing and connecting 2.4 Connecting the field bus to the active field distributors AFD4 / AFD4 (FM) / AFD8 Connecting the field bus to the active field distributors AFD4 / AFD4 (FM) / AFD8 Introduction The bus cables of the AFD4 / AFD4 (FM) / AFD8 field distributors are fed into the enclosure via cable glands: ●...
  • Page 20: Figure 2-8 Terminal Block Afd4 / Afd4 (Fm) / Afd8

    Installing and connecting 2.4 Connecting the field bus to the active field distributors AFD4 / AFD4 (FM) / AFD8 Terminal assignment Connect the wires of the bus cables using the screw-type terminals on the terminal block. Figure 2-8 Terminal block AFD4 / AFD4 (FM) / AFD8 Table 2- 1 Terminal assignment on the active field distributor AFD4 / AFD4 (FM) / AFD8 Connection...
  • Page 21 Installing and connecting 2.4 Connecting the field bus to the active field distributors AFD4 / AFD4 (FM) / AFD8 Tools required ● Cross-tip screwdriver size 4 ● Open ring wrench 20 mm ● Screwdriver with 3 mm blade ● Small knife, diagonal cutter or FC stripping tool Required accessories ●...
  • Page 22 Installing and connecting 2.4 Connecting the field bus to the active field distributors AFD4 / AFD4 (FM) / AFD8 Preparing the bus cable 1. Remove the cable gland from the field distributor with the ring wrench. 2. Slide the clamping screw and the inside part of the gland with the sealing ring onto the unprepared cable.
  • Page 23: Connecting The Field Bus To The Active Field Distributor Afs

    Installing and connecting 2.5 Connecting the field bus to the active field distributor AFS Connecting the field bus to the active field distributor AFS Introduction NOTICE Failure of field devices due to voltage dip To prevent the failure of the field devices due to a voltage dip in the event of a fault, a maximum voltage drop of 5 V between T1/T2 and Y must be assumed when using the AFS without a downstream AFD.
  • Page 24 Installing and connecting 2.5 Connecting the field bus to the active field distributor AFS Table 2- 2 Terminal assignment on the active field distributor AFS Connection Terminal Assignment T1, T2 Main line to the FDC 157 couplers Data line Data line Line to the field devices (supply);...
  • Page 25 Installing and connecting 2.5 Connecting the field bus to the active field distributor AFS Preparing the bus cable 1. Remove the cable glands from the field distributor with the ring wrench. 2. Slide the clamping screw and the inside part of the gland with the sealing ring onto the unprepared cable.
  • Page 26: Maintaining And Cleaning Afd4 / Afd4 (Fm) / Afd8 And Afs

    Installing and connecting 2.6 Maintaining and cleaning AFD4 / AFD4 (FM) / AFD8 and AFS Maintaining and cleaning AFD4 / AFD4 (FM) / AFD8 and AFS Permitted activities in hazardous areas The table below describes which maintenance activities are permitted on AFD4 / AFD4 (FM) / AFD8 / AFS during operation.
  • Page 27: Replacing Afd4 / Afd4 (Fm) / Afd8 And Afs

    Installing and connecting 2.7 Replacing AFD4 / AFD4 (FM) / AFD8 and AFS Cleaning WARNING Explosion hazard in Zone 22 The layer of dust on the enclosure of the AFD4 / AFD4 (FM) / AFD8 / AFS must not exceed a thickness of 5 mm.
  • Page 28 Installing and connecting 2.7 Replacing AFD4 / AFD4 (FM) / AFD8 and AFS In hazardous area Zone 2, you are permitted to disconnect a main line to an AFD4 / AFD4 (FM) / AFD8 during operation if it connects two AFD4 / AFD4 (FM) / AFD8. Perform the following steps to replace an active field distributor: 1.
  • Page 29: Led Displays Of The Active Field Distributor Afd4 / Afd4 (Fm) / Afd8

    Installing and connecting 2.8 LED displays of the active field distributor AFD4 / AFD4 (FM) / AFD8 LED displays of the active field distributor AFD4 / AFD4 (FM) / AFD8 Status and error messages of the active field distributor AFD4 / AFD4 (FM) / AFD8 Figure 2-13 LED display AFD4 / AFD4 (FM) / AFD8 Table 2- 4...
  • Page 30: Led Displays Of The Active Field Splitter (Afs)

    Installing and connecting 2.9 LED displays of the active field splitter (AFS) Meaning Remedy T1, T2 S1 to S8 Flashes rapid- Debounce function is active (5 s after changes to the spur Wait for 5 s. One of the lines, for example, before or after a short-circuit) states "off", "blue"...
  • Page 31: Technical Specifications

    ● 94/9/EG "Equipment and protective systems for use in hazardous areas" (Explosion protection directive) The EC Declarations of Conformity are available to the relevant authorities at the following address: Siemens Aktiengesellschaft Industry Sector I IA AS FA WF AMB Postfach 1963...
  • Page 32 Technical specifications 3.1 Standards and approvals for active field distributors AFD4 / AFD8 and AFS WARNING Personal injury and material damage can be incurred. In hazardous areas, personal injury and material damage can be incurred if plug connections are disconnected during operation. In hazardous areas, only disconnect the plug connections of all components when they are not under current.
  • Page 33: Standards And Approval Of Active Field Distributor Afd4 (Fm)

    Technical specifications 3.2 Standards and approval of active field distributor AFD4 (FM) Standards and approval of active field distributor AFD4 (FM) FM approval Factory Mutual Research (FM) conforming to ● Approval Standard Class Number 3611, 3600, 3810 ● ANSI/ISA 82.02.01 (IEC 61010-1) ●...
  • Page 34 Technical specifications 3.3 Technical specifications of active field distributors AFD4 (6ES7157-0AG81-0XA0) Dimension W x H x D (mm) 220 x 120 x 83; without cable gland Mounting dimensions (mm) 204 x 82 Weight 2000 g Supply voltages Description By bus; no auxiliary power necessary Rated value 16 V Low limit of permitted range (DC)
  • Page 35 Technical specifications 3.3 Technical specifications of active field distributors AFD4 (6ES7157-0AG81-0XA0) Cable gland Cable type Type A 4 mm Min. cable diameter • 9 mm Max. cable diameter • 0.2 mm Min. conductor cross-section • 2.5 mm Max. conductor cross-section •...
  • Page 36: Technical Specifications For Active Field Distributor Afd4 (Fm) (6Es7655-5Dx40-1Aa1)

    Technical specifications 3.4 Technical specifications for active field distributor AFD4 (FM) (6ES7655-5DX40-1AA1) Technical specifications for active field distributor AFD4 (FM) (6ES7655-5DX40-1AA1) Technical specifications Order No. 6ES7655-5DX40-1AA1 Product version Dimensions and weight Dimension W x H x D (mm) 220 x 120 x 83; without cable gland Mounting dimensions (mm) 204 x 82 Weight...
  • Page 37 Technical specifications 3.4 Technical specifications for active field distributor AFD4 (FM) (6ES7655-5DX40-1AA1) 2.5 mm Max. conductor cross-section • Automatic bus termination Maximum permissible continuous main line cur- rent Spur cables Number n Number of connectable field devices Terminals Screw-type terminals (2-pin) Cable gland Cable type Type A...
  • Page 38: Technical Specifications Of Active Field Distributors Afd8 (6Es7157-0Ag82-0Xa0)

    Technical specifications 3.5 Technical specifications of active field distributors AFD8 (6ES7157-0AG82-0XA0) Relative humidity Operation, max. Degree of protection IP66 Installation Class I Zone 2 / Division 2 Class II, III Division 2 Technical specifications of active field distributors AFD8 (6ES7157-0AG82-0XA0) Technical specifications Order number 6ES7157-0AG82-0XA0...
  • Page 39 Technical specifications 3.5 Technical specifications of active field distributors AFD8 (6ES7157-0AG82-0XA0) Connections Main cables Quantity Connection terminals (internal) Screw-type terminals (2-pin) Cable gland (enclosure) Cable type Type A 4 mm Min. cable diameter • 9 mm Max. cable diameter • 0.2 mm Min.
  • Page 40: Technical Specification Of Active Field Distributors Afs (6Es7157-0Ag80-0Xa0)

    Technical specifications 3.6 Technical specification of active field distributors AFS (6ES7157-0AG80-0XA0) Galvanic isolation Between main line and spur lines Environmental requirements Operating temperature -40 °C Min. • 70 °C Max. • Storage/transport temperatures -40 °C Min. • 85 °C Max. •...
  • Page 41 Technical specifications 3.6 Technical specification of active field distributors AFS (6ES7157-0AG80-0XA0) 2.13 W Power loss, max. • Interfaces PROFIBUS PA FOUNDATION Fieldbus H1 Connections Main cables Quantity Connection terminals (internal) Screw-type terminals (2-pin) Cable gland (enclosure) Cable type Type A 4 mm Min.
  • Page 42: Abbreviations

    Technical specifications 3.7 Abbreviations Data transmission Between main line and spur lines Passive, no repeater function Galvanic isolation Between main line and spur lines Environmental requirements Operating temperature -40 °C Min. • 70 °C Max. • Storage/transport temperatures -40 °C Min.
  • Page 43: Index

    Index AFD4 Degree of protection IP66 Technical specifications, 33 Impairment, 22, 25 AFD4 (FM) Dimensioning Technical specifications, 36 SIMATIC Fieldbus Calculator, 5 AFD4 / AFD4 (FM) Direct grounding, 13 Schematic representation, 14 Drill hole spacing, 11 AFD4 / AFD4 (FM) / AFD8 Connecting, 15 Disconnecting the main line, 15 Grounding, 12...
  • Page 44 Index Mixed operation with AFD (6ES7157-0AF81-0XA0), 27 Properties AFD4, 6 AFD4 (FM), 6 AFD8, 6 AFS, 7 Ring redundancy, 6 Rules Connecting AFD4 / AFD4 (FM) / AFD8, 17 Safety information Connecting AFD4 / AFD4 (FM) / AFD8, 14 Schematic representation AFD4 / AFD4 (FM), 14 Scope, 5 SIMATIC Fieldbus Calculator, 5...

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