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Address Assignment and Installation 

 

3.3 Installing 

 

ET 200pro Distributed I/O System - Fail-Safe Modules 

26

 

Operating Instructions, 05/2007, A5E00394073-02 

3.3

 

Installing 

Installing Fail-Safe Modules 

Fail-safe electronic modules and connection modules are part of the ET 200pro range of 

modules. They are installed in the same way as standard modules in an ET 200pro. 
For more information about module installation, refer to the 

ET 200pro Distributed I/O Device 

manual. 
 

Summary of Contents for SIMATIC

Page 1: ... General Technical Specifications 6 Fail Safe Connection Modules 7 Fail Safe Electronic Modules 8 Diagnostic Data of Fail Safe Modules A Dimension Drawings B Accessories and Order Numbers C Response Times D Switching of Loads E SIMATIC Distributed I O fail safe engineering ET 200pro Distributed I O System Fail Safe Modules Operating Instructions 05 2007 A5E00394073 02 The following supplement is p...

Page 2: ...a device system may only be performed by qualified personnel Within the context of the safety notes in this documentation qualified persons are defined as persons who are authorized to commission ground and label devices systems and circuits in accordance with established safety practices and standards Prescribed Usage Note the following WARNING This device may only be used for the applications de...

Page 3: ...so required Scope of this Manual Module Order Number Release Number and Higher CM IO 16xM12 fail safe connection module for EM 8 16 F DI electronic module 6ES7 194 4DD00 0AA0 01 CM IO 12xM12 fail safe connection module for EM 4 8 F DI 4 F DO electronic module 6ES7 194 4DC00 0AA0 01 CM F IO 2 M12 fail safe connection module for F Switch PROFIsafe 6ES7 194 4DA00 0AA0 01 EM 8 16 F DI DC24V PROFIsafe ...

Page 4: ...ules are certified for use in safety mode up to the following levels Safety class SIL3 Safety Integrity Level in accordance with IEC 61508 Category 4 in accordance with EN 954 1 Performance Level e in accordance with ISO 13849 CE Certification See Standards and Approvals Certification Mark for Australia C Tick Mark See Standards and Approvals Standards See Standards and Approvals ...

Page 5: ...e system Depending on which F CPU you are using you will need the following documentation The S7 300 CPU 31xC and CPU 31x Operating Instructions Installation describes the assembly and wiring of S7 300 systems The CPU 31xC and CPU 31x Technical Data Manual describes the standard functions of the CPU 315 2 DP and PN DP and the CPU 317 2 DP and PN DP The Automation System S7 400 Hardware and Install...

Page 6: ... low levels of pollutants in the fail safe modules of the ET 200pro the modules can be recycled For proper recycling and disposal of your old module device consult a certified disposal facility for electronic scrap Additional Support If you have further questions about the use of products presented in this manual contact your local Siemens representative http www siemens com automation partner Tra...

Page 7: ...ge ideas Your local Automation Drives representative Information about local service repair and replacement parts and much more can be found under Services Important Note for Maintaining the Operational Safety of Your System Note Operators of systems with safety related characteristics are subject to special requirements for operational safety The supplier is also obliged to comply with special pr...

Page 8: ...Preface ET 200pro Distributed I O System Fail Safe Modules 8 Operating Instructions 05 2007 A5E00394073 02 ...

Page 9: ...ess Assignment and Installation 23 3 1 Address Assignments in the F CPU 23 3 2 Assignment of PROFIsafe Address 24 3 3 Installing 26 4 Wiring 27 4 1 Safe Functional Extra Low Voltage for Fail Safe Modules 27 4 2 Wiring of Fail Safe Modules 28 4 3 Inserting and removing fail safe connection modules and electronic modules 29 4 4 Requirements for Sensors and Actuators 30 5 Diagnostics 33 5 1 Reactions...

Page 10: ...he 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module 89 8 2 3 Block Diagram for the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module 91 8 2 4 Parameters for the 4 8 F DI 4 F DO DC24V 2 A PROFIsafe Electronic Module 92 8 2 5 Wiring the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module s Inputs 96 8 2 6 Wiring of Outputs of the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module 97 8 2 7 ...

Page 11: ...T 200pro Distributed I O System Fail Safe Modules Operating Instructions 05 2007 A5E00394073 02 11 E Switching of Loads 159 E 1 Switching of Capacitive Loads 159 E 2 Switching of Inductive Loads 161 Glossary 163 Index 173 ...

Page 12: ...Table of contents ET 200pro Distributed I O System Fail Safe Modules 12 Operating Instructions 05 2007 A5E00394073 02 ...

Page 13: ... DP PROFINET IO that can contain fail safe modules in addition to ET 200pro standard modules You can use copper cables to assemble the PROFIBUS DP PROFINET IO lines Fail Safe Modules The primary difference between fail safe modules and ET 200pro standard modules is that fail safe modules have a two channel internal design The two integrated processors monitor each other automatically test the inpu...

Page 14: ...eplaced with PROFIBUS DP PROFINET IO components This includes replacement of switching devices for emergency stop protective door monitors and two hand operation Use in F Systems ET 200pro fail safe modules can be used In the S7 Distributed Safety F system with the S7 Distributed Safety V 5 1 or higher and F Configuration Pack V 5 4 or higher optional packages The following manuals are applicable ...

Page 15: ...ROFIBUS DP PROFINET IO 6 ZLWK 38 3 31 DLO VDIH PRGXOHV DLO VDIH PRGXOHV 6WDQGDUG PRGXOHV 6ZLWFK DLO VDIH PRGXOHV 7 6 7 SUR 7 SUR 7 SUR Figure 1 1 S7 Distributed Safety Fail Safe Automation System Availability of Fail Safe Electronic Modules The following fail safe electronic modules are available for ET 200pro 8 16 F DI DC24V PROFIsafe Digital Electronic Module 4 8 F DI 4 F DO DC24V 2A PROFIsafe d...

Page 16: ...ntegrated safety functions for safety mode The following safety classes can be achieved by assigning applicable parameters to the safety functions in STEP 7 with the S7 Distributed Safety or S7 F FH Systems optional package combining certain standard and F modules and arranging the wiring of the sensors and actuators in a specific way Table 1 1 Achievable Safety Classes in Safety Mode Safety class...

Page 17: ...figuration Chapter Configuration Options 2 Configure and assign parameters for F modules in STEP 7 Chapter Configuration and Parameter Assignment and Fail Safe Modules 3 Set PROFIsafe addresses on F modules Chapter Address Assignment and Installation 4 Mount ET 200pro Chapter Address Assignment and Installation 5 Wire ET 200pro Chapter Wiring and Assembly 6 Commission ET 200pro on PROFIBUS DP PROF...

Page 18: ...Product Overview 1 3 Guide for Commissioning of ET 200pro with Fail Safe Modules ET 200pro Distributed I O System Fail Safe Modules 18 Operating Instructions 05 2007 A5E00394073 02 ...

Page 19: ... ET 200pro with Fail Safe Modules The figure below presents a configuration example with standard and fail safe modules within an ET 200pro Figure 2 1 Configuration Example for ET 200pro with Fail Safe Modules CM IM DP Direct connection module for the interface module IM 154 2 DP HIGH FEATURE PROFIBUS DP interface module 6ES7 154 2AA00 0AB0 IM 154 4 PN HIGH FEATURE PROFINET IO interface module 6ES...

Page 20: ...module 6ES7 148 4FC00 0AB0 CM IO 12 M12 for 4 8 F DI 4 F DO electronic module 6ES7 194 4DC00 0AA0 F Switch PROFIsafe electronic module 6ES7 148 4FS00 0AB0 CM F IO 2 M12 for F Switch PROFIsafe electronic module 6ES7 194 4DA00 0AA0 See also Properties of 8 16 F DI DC24V PROFIsafe Electronic Module Page 56 Properties of the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module Page 87 Properties of th...

Page 21: ...System manual 2 4 Configuration and Parameter Assignment Requirements The following are required for configuring and assigning parameters for ET 200pro fail safe modules STEP 7 V 5 3 SP2 or higher HSP 63 to 68 S7 Distributed Safety V 5 1 or higher F Configuration Pack V 5 5 SP2 or higher The F Configuration Pack V 5 5 SP2 is available for download on the Internet at http www siemens com automation...

Page 22: ...rameters in this manual PROFIsafe Address and PROFIsafe Address Assignment You will find a description of the PROFIsafe address and the procedure for assigning the address in this manual See also Assignment of PROFIsafe Address Page 24 Parameters for the 8 16 F DI DC24V PROFIsafe Electronic Module Page 59 Parameters for the 4 8 F DI 4 F DO DC24V 2 A PROFIsafe Electronic Module Page 92 Parameters f...

Page 23: ...odule start address Addresses Occupied by User Data Of the assigned fail safe module addresses in the F CPU the user data occupy the following Table 3 2 Addresses Occupied by Input User Data Occupied bits in F CPU per F module Bytes in the F CPU 7 6 5 4 3 2 1 0 8 16 F DI DC24V PROFIsafe x 0 Channel 7 or 0 SIL3 Channel 6 or 0 SIL3 Channel 5 or 0 SIL3 Channel 4 or 0 SIL3 Channel 3 Channel 2 Channel ...

Page 24: ...dditional Information For detailed information about F I O access refer to the S7 Distributed Safety Configuring and Programming manual 3 2 Assignment of PROFIsafe Address PROFIsafe Address Each fail safe module has its own PROFIsafe address in addition to the PROFIBUS Industrial Ethernet address Before installing fail safe modules you must set the PROFIsafe address of the F module on each F modul...

Page 25: ... 21 2 DPSOH GGUHVV Figure 3 1 Example for Setting the Address Switch DIP Switch Note An address switch of the smallest possible dimensions is installed for reasons of space saving This makes it sensitive to pressure and objects with sharp edges Always use a suitable tool to operate the address switch Diverse tools suitable for activating the address switch are available on the market for example t...

Page 26: ...5 2007 A5E00394073 02 3 3 Installing Installing Fail Safe Modules Fail safe electronic modules and connection modules are part of the ET 200pro range of modules They are installed in the same way as standard modules in an ET 200pro For more information about module installation refer to the ET 200pro Distributed I O Device manual ...

Page 27: ...al Extra Low Voltage WARNING Fail safe modules must be operated with safe functional extra low voltage SELV PELV This means that only a maximum voltage Um can ever be applied to these modules even in the event of a fault The following applies to all fail safe modules Um 60 0 V You can find additional information about safe functional extra low voltage for example in the data sheets for the applica...

Page 28: ... V AC 24 V DC with a power loss ride through of at least 20 ms can be used The latest information about PS components can be accessed on the Internet at https mall ad siemens com These requirements also apply to power packs or power supplies not produced in ET 200pro or S7 300 400 designs 4 2 Wiring of Fail Safe Modules Same Wiring Procedure as ET 200pro Fail safe electronic modules and connection...

Page 29: ...s Inputs Page 96 Wiring of Outputs of the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module Page 97 Block Diagram of the F Switch PROFIsafe Electronic Module Page 109 Wiring of Inputs of the F Switch PROFIsafe Electronic Module Page 114 Use Case 1 Safety Mode of F Switch PROFIsafe Page 116 Use Case 2 Safety Mode SIL3 Category 3 Page 116 Use Case 3 Safety Mode SIL3 Category 4 Page 125 4 3 Insert...

Page 30: ...ss switch DIP switch setting on the electronic module is the same See also Assignment of PROFIsafe Address Page 24 4 4 Requirements for Sensors and Actuators General Requirements for Sensors and Actuators Note the following important information for the safety related use of sensors and actuators WARNING Note that instrumentation with sensors and actuators bears a considerable safety responsibilit...

Page 31: ...led 10 ms 13 ms 25 ms 8 16 F DI Enabled 10 ms 18 ms 56 ms Disabled 11 ms 13 ms 25 ms 4 8 F DI 4 F DO Enabled 11 ms 20 ms 57 ms Disabled 14 ms F Switch PROFIsafe Enabled 27 ms Reliable Detection By the Safety Program in the F CPU For information about the times for proper detection of sensor signals in the safety program refer to Fail Safe Modules in the Safety Engineering in SIMATIC S7 system desc...

Page 32: ... safe output module and the components conducting the higher voltage in accordance with EN 50178 This is generally the case for relays and contactors Particular attention must be paid to this requirement for semiconductor switching devices See also Assignment of PROFIsafe Address Page 24 Technical Specifications for the 8 16 F DI DC24V PROFIsafe Electronic Module Page 84 Technical Specifications f...

Page 33: ...t of errors during safety related communication between the F CPU and F module via the PROFIsafe safety protocol communication error In the event of F I O or channel faults e g wire break short circuit discrepancy error Detected faults are written to the diagnostic buffer of the F CPU and communicated to the safety program in the F CPU F modules cannot store faults retentively When the system is p...

Page 34: ...ail safe values to process data reintegration of an F module occurs automatically or alternatively after user acknowledgment in the safety program If channel faults occur it may be necessary to remove and reinsert the F module A detailed listing of faults requiring removal and insertion of the F module can be found in the Diagnostic Messages of 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module ...

Page 35: ...stic Functions Are Not Safety Critical None of the diagnostic functions displays and messages are safety critical Consequently they are not implemented as safety related features i e they are not tested internally Diagnostic Options for Fail Safe Modules in ET 200pro The following diagnostic options are available for fail safe modules LED display on the module front panel Diagnostic functions of F...

Page 36: ...ro Distributed I O Device manual A supplementary description of channel specific diagnostics for fail safe modules appears below Channel Specific Diagnostics As with ET 200pro there are three bytes available for each channel specific diagnosis starting at byte 19 A maximum of 10 channel specific diagnostic messages are possible per distributed I O device Channel specific diagnostics for fail safe ...

Page 37: ...t circuit 4 8 F DI 4 F DO P output driver defective Short circuit of output to L or output driver M output driver defective Short circuit of output to M or output driver 00001B 1D Short circuit F Switch Output driver overcurrent P output driver defective Short circuit of output to L or output driver Short circuit of output to M or output driver 00100B 4D Overload 4 8 F DI 4 F DO Output driver over...

Page 38: ...diagnostic functions possible causes and corrective actions are described in 8 16 F DI DC24V PROFIsafe 4 8 F DI 4 F DO DC24V 2A PROFIsafe to F Switch PROFIsafe The status and diagnostic functions indicated by LEDs on the front panel of each F module are also presented in these sections Reading Out Diagnostic Functions You can have the cause of a fault displayed in the module diagnostics in STEP 7 ...

Page 39: ... storage requirements for the fail safe modules and the prescribed environmental conditions are also included 6 1 Standards and Approvals CE Certification The ET 200pro fail safe modules meet the requirements and protection targets of the following EC Directives and comply with the harmonized European Standards EN for programmable logic controllers published in the Official Journal of the European...

Page 40: ...r Australia The fail safe modules of the ET 200pro satisfy the requirements of AS NZS 2064 Class A IEC 61131 The fail safe modules of the ET 200pro satisfy the requirements and criteria of IEC 61131 2 Programmable Controllers Part 2 Equipment Requirements and Tests PROFIBUS Industrial Ethernet Standard The ET 200pro distributed I O system is based on the IEC 61784 1 2003 standard Marine Approval S...

Page 41: ...e and Standards Fail safe modules are certified to the following standards Refer to the report accompanying the TÜV certificate for the current version edition of the standard Standard Directive Designation IEC 61508 1 to 7 Standards Directives for Functional Safety prEN 50159 1 and 2 VDI VDE 2180 1 to 5 NE 31 Standards Directives for Process Engineering ISA S 84 01 IEC 62061 98 37 EC EN 60204 1 E...

Page 42: ...in its electromagnetic environment without interfering with that environment The fail safe modules meet the requirements of the European Union s EMC law for example This requires that the ET 200pro Distributed I O System meets the specifications and directives concerning electrical installation Pulse Shaped Interference The following table shows the electromagnetic compatibility of the fail safe m...

Page 43: ...sary we recommend that you use an external protective circuit surge filter between the load voltage supply and the load voltage input of the terminal modules to ensure surge immunity for the ET 200pro with fail safe modules Note Lightning protection measures always require a case by case examination of the entire system Virtually complete protection against overvoltages however can only be achieve...

Page 44: ...0 9 9 9 6ZLWFK 2 2 0 0 0 0 0 96 0 0 0 0 0 0 96 96 0 0 2 2 0 0 0 0 0 0 0 0 0 0 96 2 3 2 0 2 3 2 0 2 3 2 0 2 3 2 0 352 86 3 0 LJKWHQLQJ FRQGXFWRU 7 352 1 7 2 2 5 HKQ SDWFK LJKWQLQJ FRQGXFWRU 97 1DPH 2UGHU QXPEHU RI HKQ R 352 1 7 2 352 86 3 352 1 7 2 352 86 3 OHFWURQLF VXSSO 3RZHU PRGXOH RDG VXSSO OO RWKHU FKDQQHOV PXVW EH FRQQHFWHG DFFRUGLQJ WR WKH FKDQQHOV VKRZQ RDG VXSSO 3RZHU VXSSO H J 6 723 1RWH...

Page 45: ...ues Immunity to conducted disturbances induced by radio frequency fields Standard test RF band asymmetrical amplitude modulated From 0 15 MHz through 80 MHz tested at 10 V and 20 V rms 80 AM 1 kHz ISM interferences of different frequencies Standard EN 298 2004 IEC 61326 3 1 draft Emission of Radio Interference Interference transmission of electromagnetic fields in accordance with EN 61000 6 4 Limi...

Page 46: ...tion 6 4 Mechanical and Climatic Environmental Conditions Climatic environmental conditions The following climatic environmental conditions are applicable Environmental Conditions Areas of Application Comments Temperature From 25 C to 55 C All mounting positions Temperature change 10 K h Relative humidity From 5 to a maximum of 100 With condensation Air pressure From 1080 hPa to 795 hPa Correspond...

Page 47: ...t acceleration of 10 g Duration of vibration 10 frequency sweeps per axis in each of the 3 perpendicular axes Shock Shock tested in accordance with IEC 60068 2 27 Type of shock half sine Force of shock 30 g peak value 18 ms duration Direction of shock 3 shocks each in direction in each of the 3 perpendicular axes Repetitive shock Shock tested in accordance with IEC 60068 29 Type of shock half sine...

Page 48: ...Degree of Protection IP65 Degree of protection in accordance with IEC 529 Protection against the ingress of dust and full protection against physical contact Water projected by a nozzle against the enclosure from any direction shall have no harmful effect Degrees of Protection IP66 and IP67 Degree of protection in accordance with IEC 529 Protection against the ingress of dust and full protection a...

Page 49: ...on Modules 7 7 1 CM IO 16xM12 Fail Safe Connection Module for EM 8 16 F DI DC24V PROFIsafe Order Number 6ES7 194 4DD00 0AA0 Properties The CM IO 16 x M12 connection module has the following properties Can be plugged in and screwed to the electronic module 16 M12 circular socket connectors 16 labels and one module label ...

Page 50: ...r X4 4 M12 circular socket connector X5 5 M12 circular socket connector X6 6 M12 circular socket connector X7 7 M12 circular socket connector X8 8 M12 circular socket connector X9 9 M12 circular socket connector X10 10 M12 circular socket connector X11 11 M12 circular socket connector X12 12 M12 circular socket connector X13 13 M12 circular socket connector X14 14 M12 circular socket connector X15...

Page 51: ... 90 x 130 x 39 Weight 505 g See also Properties of 8 16 F DI DC24V PROFIsafe Electronic Module Page 56 Block Diagram of 8 16 F DI DC24V PROFIsafe Electronic Module Page 58 7 2 CM IO 12xM12 Fail Safe Connection Module for EM 4 8 F DI 4 DO DC24V 2A PROFIsafe Order Number 6ES7 194 4DC00 0AA0 Properties The CM IO 12 x M12 connection module has the following properties Can be plugged in and screwed to ...

Page 52: ...12 circular socket connector X4 4 M12 circular socket connector X5 5 M12 circular socket connector X6 6 M12 circular socket connector X7 7 M12 circular socket connector X8 8 M12 circular socket connector X9 9 M12 circular socket connector X10 10 M12 circular socket connector X11 11 M12 circular socket connector X12 12 M12 circular socket connector Block Diagram The following figure presents the bl...

Page 53: ... DO DC24V 2A PROFIsafe Electronic Module Page 91 7 3 CM F IO 2 M12 Fail Safe Connection Module for F Switch PROFIsafe Order Number 6ES7 194 4DA00 0AA0 Properties The CM F IO 2xM12 connection module has the following properties Can be plugged in and screwed to the electronic module 2 M12 circular socket connectors 2 labels and one module label Terminal Assignment The terminal assignment is shown in...

Page 54: ...lock Diagram The following figure presents the block diagram of the CM F IO 2xM12 connection module Figure 7 3 Block Diagram of CM F IO 2xM12 Connection Module Technical Specifications Dimensions and Weight Dimensions W x H x D in mm 45 x 130 x 40 Weight 310 g See also Properties of the F Switch PROFIsafe Electronic Module Page 107 Block Diagram of the F Switch PROFIsafe Electronic Module Page 109...

Page 55: ...tics Front view terminal assignment for connection modules and block diagram Wiring diagram and assignable parameters Diagnostic functions including corrective actions Technical specifications WARNING The fail safe performance characteristics in the technical specifications are applicable to a proof test interval of 10 years and a mean time to repair of 100 hours Description of Applicable Electron...

Page 56: ...wing properties 16 inputs SIL2 Category 3 or 8 inputs SIL3 Category 3 or Category 4 24 V DC rated input voltage Suitable for switches and 3 or 4 wire proximity switches BEROs Four short circuit proof sensor supplies for each of the four inputs External sensor supply possible Group fault display SF red LED Fault LED for each sensor supply Vs1F to Vs4F is mapped to VsF LED and the associated channel...

Page 57: ...sensor supply 4 Vs4 2 Input signal 2 Connector X1 Channel 43 Connector X2 Channel 53 Connector X3 Channel 63 Connector X4 Channel 73 Connector X5 Not assigned Connector X6 Not assigned Connector X7 Not assigned Connector X8 Not assigned Connector X9 Channel 123 Connector X10 Channel 133 Connector X11 Channel 143 Connector X12 Channel 153 Connector X13 Not assigned Connector X14 Not assigned Connec...

Page 58: ...ing Instructions 05 2007 A5E00394073 02 8 1 3 Block Diagram of 8 16 F DI DC24V PROFIsafe Electronic Module Block Diagram 0 0 9V 9V 9V 9V 0 9V 9V 9V 0 0 0 0 6 DFNSODQH EXV RQQHFWLRQ PRGXOH XV PRGXOH DFNSODQH EXV LQWHUIDFH PRGXOH GGUHVV VZLWFK 3URFHVVLQJ ORJLF OHFWURQLF PRGXOH Figure 8 1 Block Diagram of 8 16 F DI DC24V PROFIsafe Electronic Module ...

Page 59: ... ms 3 ms Static Module Short circuit test Cyclic Disable Cyclic Static Module Behavior after channel faults Passivate the entire module Passivate the channel Passivate the entire module Static Module Channel n n 4 Enabled disabled Enabled Static Channel group Evaluation of the sensors 1oo2 evaluation 1oo1 evaluation 1oo2 evaluation Static Channel group Type of sensor interconnection 1 channel 2 ch...

Page 60: ...ncy occurs is made available to the safety program in the F CPU as soon as a discrepancy is detected between the two relevant input channel signals This value is supplied until the discrepancy disappears or until the discrepancy time expires and a discrepancy error is detected The sensor actuator response time is extended by an amount equal to this time As a result the discrepancy time of sensors ...

Page 61: ...input signals A test is conducted to determine whether the difference in levels when testing for nonequivalence the consistency has disappeared within a programmable period known as the discrepancy time If not a discrepancy error exists In most cases the discrepancy time starts but does not elapse completely since the signal differences disappear after a short time Select a discrepancy time of suf...

Page 62: ...you assigned Test of 0 signal required a discrepancy error is regarded as eliminated once a 0 signal is present again at both of the relevant input channels If you are using nonequivalent sensors i e the Type of sensor interconnection is set to 2 channel nonequivalent a 0 signal must be present again at the channel supplying the wanted signal For information about which F module channels supply th...

Page 63: ...gure provides information to help you select the use case that corresponds to your fail safe requirements The following sections provide instructions on wiring the F module and identify the parameters you must assign in STEP 7 for each use case 5HTXLUHG VDIHW FODVV 8VH FDVHV WR 6HH FDVH 6HH FDVHV 6HH FDVHV 6 DWHJRU 6 DWHJRU 6 DWHJRU Figure 8 2 Use Case Selection WARNING The achievable safety class...

Page 64: ... without short circuit test 2 1 1 channel 1oo2 External Internal without short circuit test 2 2 2 channel equivalent 1oo2 External Internal without short circuit test 2 3 2 channel nonequivalent 1oo2 External 3 3 3 1 2 channel equivalent 3 2 2 channel nonequivalent 1oo2 Internal with short circuit test 3 4 Note You can operate the various inputs of an F DI module simultaneously in SIL2 Category 3 ...

Page 65: ...pply Vs4 Input channels DI 0 to DI 3 Sensor supply Vs1 Input channels DI 4 to DI 7 Sensor supply Vs2 Wiring Diagram for Use Case 1 Connecting One Sensor Via One Channel One sensor is connected via one channel for each process signal 1oo1 evaluation The wiring is carried out at the appropriate connection module The figures below illustrate an example wiring diagram for channel groups 1 and 2 8 16 F...

Page 66: ...rameter assignment for the short circuit test Table 8 5 F DI Modules Fault Detection Use Case 1 Fault detection in case of Example of fault Internal sensor supply and short circuit test enabled Internal sensor supply and short circuit test disabled External sensor supply Short circuit of DI 0 with DI 1 No No No Short circuit of DI 0 with DI 4 Yes No No P short circuit of DI 0 Yes No No M short cir...

Page 67: ... DI 1 and DI 5 Input channels DI 2 and DI 6 Input channels DI 3 and DI 7 Input channels DI 8 and DI 12 Input channels DI 9 and DI 13 Input channels DI 10 and DI 14 Input channels DI 11 and DI 15 Input channels DI 0 and DI 4 Input channels DI 1 and DI 5 Input channels DI 2 and DI 6 Input channels DI 3 and DI 7 Sensor Supply The sensor supply can be provided internally or externally Table 8 7 Use Ca...

Page 68: ...e for each process signal 1oo2 evaluation Note If the voltage is supplied to the sensor from the F DI module you must use the internal sensor supply Vs1 Connection to Vs2 is not possible The wiring is carried out at the appropriate connection module The figures below illustrate an example wiring diagram for channel groups 1 and 2 8 16 F DI 4 8 F DI 4 F DO 1L M DI0 DI1 DI2 DI3 DI4 DI5 DI6 DI7 Vs1 V...

Page 69: ...chieve SIL3 Category 3 with this wiring you must install a suitably qualified sensor for example in accordance with IEC 60947 Assignable Parameters for Use Case 2 1 Set the Evaluation of the sensors parameter to 1oo2 evaluation and the Type of sensor interconnection parameter to 1 channel for the relevant input The discrepancy time is permanently preset to 10 ms and cannot be changed You can enabl...

Page 70: ...ircuit test enabled Internal sensor supply and short circuit test disabled External sensor supply Short circuit of DI 0 with DI 1 No No No Short circuit of DI 0 with DI 5 No No No P short circuit of DI 0 Yes No No M short circuit of DI 0 Yes Yes No Discrepancy error Yes Yes Yes P short circuit of Vs1 Yes No No M short circuit of Vs1 or Vs2 defective Yes Yes Yes Short circuit of Vs1 with Vs2 Yes No...

Page 71: ...gnal 1oo2 evaluation The wiring is carried out at the appropriate connection module The figures below illustrate an example wiring diagram for channel groups 1 and 2 2 0 9V 9V 0 6 6 6 6 6HQVRU FRQWDFWV DUH PHFKDQLFDOO FRXSOHG Figure 8 7 Wiring Diagram for F DI Modules One Two Channel Sensor Connected Internal Sensor Supply 8 16 F DI 4 8 F DI 4 F DO 1L M DI0 DI1 DI2 DI3 DI4 DI5 DI6 DI7 Vs1 Vs2 L M ...

Page 72: ...gure below illustrates an example wiring diagram for channel groups 1 and 2 1L M DI0 DI1 DI2 DI3 DI4 DI5 DI6 DI7 Vs1 Vs2 L M S0 S1 S2 S3 8 16 F DI 4 8 F DI 4 F DO 1L Figure 8 9 Wiring Diagram for F DI Modules Two One Channel Sensors Connected Via Two Channels Internal Sensor Supply WARNING In order to achieve SIL3 Category 3 with this wiring you must install a suitably qualified sensor for example...

Page 73: ...short circuit test disabled External sensor supply Short circuit of DI 0 with DI 1 Yes Yes Short circuit of DI 0 with DI 4 No No Short circuit of DI 0 with DI 5 Yes Yes P short circuit of DI 0 Yes Yes M short circuit of DI 0 Yes Yes Discrepancy error Yes Yes P short circuit of Vs1 No No M short circuit of Vs1 or Vs2 defective Yes Yes Short circuit of Vs1 with Vs2 No No Fault in read test circuit Y...

Page 74: ... 2 DI 0 to DI 3 or DI 8 to DI 11 supply the wanted signals If no faults are detected these signals will be available in the I O area for inputs in the F CPU Note If the voltage is supplied to the sensor from the F DI module you must use the internal sensor supply Vs1 or Vs3 Connection to Vs2 or Vs4 is not possible The wiring is carried out at the appropriate connection module The figures below ill...

Page 75: ...stributed I O System Fail Safe Modules Operating Instructions 05 2007 A5E00394073 02 75 2 0 9V 9V 0 6 6 6 6 7KH OHIW FKDQQHOV RQ WKH PRGXOH VXSSO WKH ZDQWHG VLJQDOV Figure 8 11 Wiring Diagram for F DI Modules One Nonequivalent Sensor Connected Nonequivalently Via Two Channels External Sensor Supply ...

Page 76: ...ble in the I O area for inputs in the F CPU The sensors can also be supplied via an external sensor supply The figure below illustrates an example wiring diagram for channel groups 1 and 2 2 0 9V 0 6 6 6 6 9V 7KH OHIW FKDQQHOV RQ WKH PRGXOH VXSSO WKH ZDQWHG VLJQDOV Figure 8 12 Wiring Diagram for F DI Modules Two One Channel Sensors Connected Nonequivalently Via Two Channels Internal Sensor Supply ...

Page 77: ...uit of Vs1 with Vs2 No No Fault in read test circuit Yes Yes Supply voltage fault Yes Yes Fault is detected only in case of signal corruption That is the signal read differs from the sensor signal discrepancy error If there is no signal corruption relative to the sensor signal fault detection is not possible and is not required from a safety standpoint 8 1 8 Use Case 3 Safety Mode SIL3 Category 4 ...

Page 78: ...channel sensor is connected via two channels to two inputs of the F module for each process signal 1oo2 evaluation The wiring is carried out at the appropriate connection module The figure below illustrates an example wiring diagram for channel groups 1 and 2 8 16 F DI 4 8 F DI 4 F DO 1L M DI0 DI1 DI2 DI3 DI4 DI5 DI6 DI7 Vs1 Vs2 L M S0 S1 S2 S3 1L Sensor contacts are mechanically coupled Figure 8 ...

Page 79: ... each process signal 1oo2 evaluation The left channels on the F module DI 0 to DI 3 or DI 8 to DI 11 supply the wanted signals If no faults are detected these signals will be available in the I O area for inputs in the F CPU Note You must use internal sensor supply Vs1 or Vs3 to supply voltage to the sensor Connection to Vs2 or Vs4 is not possible The wiring is carried out at the appropriate conne...

Page 80: ...he parameter assignment for the short circuit test Table 8 13 F DI Modules Fault Detection Use Cases 3 1 and 3 2 Fault detection with internal sensor supply and enabled short circuit test for Example of fault Sensor 2 channel equivalent Sensor 2 channel nonequivalent Short circuit of DI 0 with DI 1 Yes Yes Short circuit of DI 0 with DI 4 Yes Yes Short circuit of DI 0 with DI 5 Yes Yes P short circ...

Page 81: ...ection that ensures safety 8 1 9 Diagnostic Functions of the 8 16 F DI DC24V PROFIsafe Electronic Module Behavior in Case of Supply Voltage Failure Failure of sensor supplies Vs1 to Vs4 is indicated by the SF LED the VsF LED and the LEDs of the relevant channel group on the F module This information is also provided on the module diagnostic entry The relevant channel groups or channels in the case...

Page 82: ...ges of the 8 16 F DI DC24V PROFIsafe Electronic Module Causes of Faults and Corrective Actions Diagnostic Message Fault Detection Possible Causes Corrective Actions Always Internal fault Replace module Short circuit Cyclically during short circuit test Short circuit at the sensor Cross circuit at the sensor Eliminate short circuit cross circuit on sensor Overtemper ature Always Shutdown due to vio...

Page 83: ...afety program to the F CPU Faulty process signal Defective sensor Check process signal Replace sensor if necessary Short circuit between unconnected sensor cable and the sensor supply cable Eliminate short circuit Wire break in connected sensor cable or sensor supply cable Eliminate broken wire Safety related shutdown Always Assigned discrepancy time is too short Check the assigned discrepancy tim...

Page 84: ...ode average probability of failure on demand 1 00E 03 1 00E 05 High demand continuous mode probability of a dangerous failure per hour 1 00E 08 1 00E 09 Voltages Currents Potentials Rated supply voltage L 24 V DC Permissible range 20 4 V to 28 8 V Power loss ride through of L None Power loss ride through of internal P5 5 ms Reverse polarity protection Yes Number of simultaneously controllable inpu...

Page 85: ...t Rated value 200 mA Permissible range 0 mA to 200 mA Permissible aggregate current of outputs 800 mA Short circuit protection Yes electronic Operating value 0 7 A to 2 1 A Data for Selecting a Sensor Input voltage Rated value 24 V DC 1 signal 15 V to 30 V 0 signal 30 V to 5 V Input current 1 signal Typ 3 7 mA Input delay Assignable for all inputs together For 0 after 1 Typ 0 5 ms 0 3 ms to 0 7 ms...

Page 86: ...of supply voltage L from surge in accordance with IEC 61000 4 5 with external protection elements only Symmetrical L to M 1 kV 1 2 50 μs Asymmetrical L to PE M to PE 2 kV 1 2 50 μs Protection of inputs and outputs from surge in accordance with IEC 61000 4 5 with external protection elements only Not required since cable length is 30 m Protection of supply voltage 1L from overvoltages Internal fuse...

Page 87: ... or Category 4 24 V DC rated input voltage Suitable for switches and 3 or 4 wire proximity switches BEROs Two short circuit proof sensor supplies for each of the four inputs External sensor supply possible Outputs Four outputs P M switching current sourcing sinking 2 A output current 24 V DC rated load voltage Suitable for solenoid valves DC contactors and indicator lights Group fault display SF r...

Page 88: ...connected in the power supply a short circuit will be detected From the perspective of the F module the M switch current sinking is bridged by the chassis ground connection refer to the following figure for an example for a 4 8 F DI 4 F DO DC24V 2A PROFIsafe electronic module Remedy The resistance R between the chassis and ground on the load side must be greater than 100 kΩ 0 0 b 2 9 352 VDIH 0 5 ...

Page 89: ...V sensor supply 1 Vs1 Connectors X5 to X8 24 V sensor supply 2 Vs2 Connectors X9 to X12 Not assigned Input signal 2 Connector X1 Input channel 42 Connector X2 Input channel 52 Connector X3 Input channel 62 Connector X4 Input channel 72 Connector X5 Not assigned Connector X6 Not assigned Connector X7 Not assigned Connector X8 Not assigned Connector X9 Not assigned Connector X10 Not assigned Connect...

Page 90: ...il Safe Modules 90 Operating Instructions 05 2007 A5E00394073 02 Circular connector view Terminal Assignment of X1 to X12 5 Connectors X1 to X4 24 V sensor supply 2 Vs2 Connectors X5 to X8 Not assigned Connectors X9 to X12 Functional ground FG 1 3 4 or 5 core copper cable 2 Only relevant for 1oo2 evaluation via a connecting cable ...

Page 91: ... Block Diagram for the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module Block Diagram 0 0 2B3 9V 9V 9V 9V 0 2B0 9V 0 0 6 DFNSODQH EXV RQQHFWLRQ PRGXOH XV PRGXOH DFNSODQH EXV LQWHUIDFH PRGXOH GGUHVV VZLWFK 3URFHVVLQJ ORJLF OHFWURQLF PRGXOH 5HDG EDFN 5HDG EDFN 0 VZLWFK FXUUHQW VLQNLQJ 3 VZLWFK FXUUHQW VRXUFLQJ Figure 8 16 Block Diagram for the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module...

Page 92: ...ule Parameter Inputs Input delay 0 5 3 15 ms 3 ms Static Module Short circuit test Cyclic Disable Cyclic Static Module Channel n n 4 Enabled disabled Enabled Static Channel group Evaluation of the sensors 1oo2 evaluation 1oo1 evaluation 1oo2 evaluation Static Channel group Type of sensor interconnection 1 channel 2 channel equivalent 2 channel nonequivalent 2 channel equivalent Static Channel grou...

Page 93: ...iscrepancy occurs is made available to the safety program in the F CPU as soon as a discrepancy is detected between the two relevant input channel signals This value is supplied until the discrepancy disappears or until the discrepancy time expires and a discrepancy error is detected The sensor actuator response time is extended by an amount equal to this time As a result the discrepancy time of s...

Page 94: ...ated input signals A test is conducted to determine whether the difference in levels when testing for nonequivalence the consistency has disappeared within a programmable period known as the discrepancy time If not a discrepancy error exists In most cases the discrepancy time starts but does not elapse completely since the signal differences disappear after a short time Select a discrepancy time o...

Page 95: ...signals refer to the manual for the F module you are using Test of 0 signal not required If you assigned Test of 0 signal not required a discrepancy error is regarded as eliminated once the discrepancy at the two relevant input channels disappears F modules in SIMATIC S7 for which the Reintegration after discrepancy error parameter is not available also exhibit this behavior Readback Time Paramete...

Page 96: ...ed for the 8 16 F DI DC24V PROFIsafe digital electronic module 6 6 For the wiring of outputs refer to Wiring of Outputs of the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module For the wiring of inputs refer to Wiring of Inputs of 8 16 F DI Electronic Module Figure 8 17 Wiring of Inputs of the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module See also Wiring of Inputs of 8 16 F DI DC24V PROF...

Page 97: ...h Digital Output Each of the four fail safe digital outputs consists of one DOx P P switch current sourcing and one DOx M M switch current sinking They connect the load between the P and M switches The two switches are always controlled so that voltage is applied to the load The wiring is carried out at the connection module 2L M L M DO0 M0 DO0 P0 DO1 M1 DO1 P1 K0 K1 DO2 M2 DO2 P2 K2 DO3 M3 DO3 P3...

Page 98: ...nnection at DO 0 This circuit achieves SIL3 Category 4 2L M DO0 M0 DO0 P0 DO1 M1 DO1 P1 DO2 M2 DO2 P2 DO3 M3 DO3 P3 4 8 F DI 4 F DO L M K1 K1 K2 K2 M 2L Figure 8 19 Wiring Diagram for Each of Two Relays at One F DO of the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module WARNING When two relays are connected at one digital output as shown in the figure above wire break and overload faults are d...

Page 99: ...oss Circuits To protect against cross circuits between P and M switches of a fail safe digital output we recommend the following wiring schemes 2L M DO0 M0 DO0 P0 DO1 M1 DO1 P1 DO2 M2 DO2 P2 DO3 M3 DO3 P3 4 8 F DI 4 F DO L M K1 K2 K3 K4 M M K1 K2 K3 K4 2L Figure 8 20 Wiring Diagram for Each of Two Relays Parallel at One F DO of the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module See also Bloc...

Page 100: ...sents an overview of the diagnostic functions of the 4 8 F DI 4 F DO DC24V 2A PROFIsafe electronic module The diagnostic functions are assigned either to one channel or to the entire module Table 8 18 Diagnostic Functions of the 4 8 F DI 4 F DO DC24V 2A PROFIsafe Electronic Module Diagnostic Function Fault Number LED Range of Effectiveness of Diagnostic Assignabl e Short circuit 1H SF Channel No O...

Page 101: ...s too hot Eliminate overload Overtemperat ure Always Shutdown due to violation of temperature limit values in the module case Check load wiring Check ambient temperature Check whether permissible output current aggregate current is exceeded for the ambient temperature Once the fault has been eliminated the module must be removed and inserted or the power switched off and on Open circuit For 1 outp...

Page 102: ...ays Configuration of the F module does not match the fail safe program Recompile the safety program then reload the configuration and safety program to the F CPU Process signal is faulty Sensor is defective Check process signal Replace sensor if necessary Short circuit between unconnected sensor cable open switch and the sensor supply cable Eliminate short circuit Wire break in connected sensor ca...

Page 103: ...Shielded 30 m Maximum achievable safety class 1 channel 2 channel In accordance with IEC 61508 SIL2 SIL3 In accordance with EN 954 Category 3 Category 4 Fail safe performance characteristics SIL2 SIL3 Low demand mode average probability of failure on demand 1 00E 03 1 00E 05 High demand continuous mode probability of a dangerous failure per hour 1 00E 08 1 00E 09 Voltages Currents Potentials Rated...

Page 104: ...Shield against I O DOs 350 V AC 1 min ET 200pro bus connection against I O DOs 350 V AC 1 min Current consumption From backplane bus Max 20 mA From the electronic supply without load Typ 100 mA From load voltage L without load Typ 50 mA Power loss of module Typ 5 8 W Status Interrupts Diagnostics Status display Inputs Two color red green LED per channel Outputs Two color red green LED per channel ...

Page 105: ...ot possible Permissible quiescent current Max 0 6 mA Data for Selecting an Actuator Output voltage 1 signal Min L 1 5 V P switch L 1 5 V minimum voltage drop at M switch 0 5 V maximum Output current for 1 signal Rated value 2 A Permissible range 20 mA to 2 4 A For 0 signal residual current Max 0 5 mA Indirect control of load by means of coupling relay For 0 signal residual current P switch Max 0 5...

Page 106: ...ay of 0 5 ms For input delay of 3 ms For input delay of 15 ms Min 4 ms max 7 ms Min 4 ms max 12 ms Min 4 ms max 9 ms Short circuit test disabled Min 4 ms max 6 ms Minimum sensor signal duration See Minimum Duration of Sensor Signals for Proper Detection by F DI Module table in Wiring Protection against Overvoltage Protection of supply voltage L from surge in accordance with IEC 61000 4 5 with exte...

Page 107: ... for switches and 3 or 4 wire proximity switches BEROs Two short circuit proof sensor supplies for each pair of inputs External sensor supply possible 1oo2 evaluation only supported Outputs 3 outputs PP switching Output current 1 A F0 F1 in SIL3 Category 4 6 A 2L in SIL2 Category 3 24 V DC rated input voltage Suitable for standard output modules 2L power bus frequency converter and motor starter F...

Page 108: ...signed twice This enables you to implement a 1oo2 evaluation with one connecting cable e g channels 0 and 2 at connector X1 The functional ground FG is located on the shield Table 8 20 Terminal Assignment on CM F IO 2 M12 Connection Module for F Switch PROFIsafe Circular connector view Terminal Assignment of X1 to X2 1 Connectors X1 to X2 24 V sensor supply 1 Vs1 2 Input signal 2 Connector X1 Chan...

Page 109: ...2007 A5E00394073 02 109 8 3 3 Block Diagram of the F Switch PROFIsafe Electronic Module Block Diagram 9V 9V 9V 9V 9V 0 0 6 DFNSODQH EXV DFNSODQH EXV LQWHUIDFH GGUHVV VZLWFK 3URFHVVLQJ ORJLF 0DLQ VZLWFK 5HDGEDFN KDQQHO VZLWFK 5HDGEDFN 5HDGEDFN OHFWURQLF PRGXOH RQQHFWLRQ PRGXOH XV PRGXOH Figure 8 21 Block Diagram of the F Switch PROFIsafe Electronic Module ...

Page 110: ...e Static Module Module Parameter Inputs Input delay 3 ms 3 ms Static Module Short circuit test Cyclic Disable Cyclic Static Module Channel n n 2 Enabled disabled Enabled Static Channel group Sensor supply Internal external Internal Static Module Evaluation of the sensors 1oo2 evaluation 1oo2 evaluation Static Channel group Type of sensor interconnection 1 channel 2 channel equivalent 2 channel non...

Page 111: ... the behavior at discrepancy as follows Provide last valid value or Provide value 0 Provide last valid value The last valid value old value before discrepancy occurs is made available to the safety program in the F CPU as soon as a discrepancy is detected between the two relevant input channel signals This value is supplied until the discrepancy disappears or until the discrepancy time expires and...

Page 112: ...nducted to determine whether the difference in levels when testing for nonequivalence the consistency has disappeared within a programmable period known as the discrepancy time If not a discrepancy error exists In most cases the discrepancy time starts but does not elapse completely since the signal differences disappear after a short time Select a discrepancy time of sufficient length so that in ...

Page 113: ...epancy error is regarded as eliminated once a 0 signal is present again at both of the relevant input channels If you are using nonequivalent sensors i e the Type of sensor interconnection is set to 2 channel nonequivalent a 0 signal must be present again at the channel supplying the wanted signal For information about which F module channels supply the wanted signals refer to the manual for the F...

Page 114: ...e Case Selection The following figure provides information to help you select the use case that corresponds to your fail safe requirements The following sections provide instructions on wiring the F module and identify the parameters you must assign in STEP 7 for each use case 2 1 3 Required safety class Use cases 1 to 3 See case 1 Not intended See cases 2 1 2 2 2 3 See cases 3 1 3 2 SIL3 Category...

Page 115: ...circuit test 2 1 1 channel 1oo2 External Internal without short circuit test 2 2 2 channel equivalent 1oo2 External Internal without short circuit test 2 3 2 channel nonequivalent 1oo2 External 3 3 3 1 2 channel equivalent 3 2 2 channel nonequivalent 1oo2 Internal with short circuit test 3 4 Note You can operate the various inputs of an F Switch PROFIsafe simultaneously in SIL3 Category 3 and in S...

Page 116: ...ving the SIL Category and the requirements for sensors see Wiring of Inputs of the F Switch PROFIsafe Electronic Module Assigning Inputs to Each Other The F Switch PROFIsafe electronic module has 2 fail safe inputs SIL3 The following assignment applies F Switch PROFIsafe Input channels DI 0 with DI 2 Input channels DI 1 with DI 3 Sensor Supply The F Switch PROFIsafe electronic module provides sens...

Page 117: ...ING In order to achieve SIL3 Category 3 with this wiring you must install a suitably qualified sensor for example in accordance with IEC 60947 Note If the voltage is supplied to the sensor from the F Switch PROFIsafe electronic module you must use the internal sensor supply Vs1 Connection to Vs2 is not possible 1L 1L M S0 S1 L M Vs1 Vs2 DI0 DI1 DI2 DI3 F Switch Figure 8 23 Wiring Diagram for F Swi...

Page 118: ...for the short circuit test Table 8 23 F Switch PROFIsafe Electronic Module Fault Detection Fault detection in case of Example of Fault Internal sensor supply and short circuit test enabled Internal sensor supply and short circuit test disabled External sensor supply Short circuit of DI 0 with DI 1 No No No Short circuit of DI 0 with DI 3 No No No P short circuit of DI 0 Yes No No M short circuit o...

Page 119: ...connected via two channels to two inputs of the F module for each process signal 1oo2 evaluation The wiring is carried out at the appropriate connection module 0 6 6 0 9V 9V 6ZLWFK 6HQVRU FRQWDFWV DUH PHFKDQLFDOO FRXSOHG Figure 8 25 Wiring Diagram for F Switch One Two Channel Sensor Connected Internal Sensor Supply 6HQVRU FRQWDFWV DUH PHFKDQLFDOO FRXSOHG 0 6 6 0 9V 9V 6ZLWFK Figure 8 26 Wiring Dia...

Page 120: ... this wiring you must install a suitably qualified sensor for example in accordance with IEC 60947 Assignable Parameters for Use Case 2 2 Set the Type of sensor interconnection parameter to 2 channel equivalent for the corresponding input You can enable or disable the short circuit test parameter For digital inputs connected to an external supply set the Sensor supply parameter for the correspondi...

Page 121: ... Yes Yes Yes Short circuit of DI 0 with DI 2 No No No Short circuit of DI 0 with DI 3 Yes Yes Yes P short circuit of DI 0 Yes Yes Yes M short circuit of DI 0 Yes Yes Yes Discrepancy error Yes Yes Yes P short circuit of sensor supply Yes No No M short circuit in sensor supply or defective Yes Yes Yes Short circuit in sensor supply at DI 0 Yes Yes Yes Supply voltage fault Yes Yes Yes Fault is detect...

Page 122: ...detected these signals will be available in the I O area for inputs on the F CPU Note If the voltage is supplied to the sensor from the F Switch PROFIsafe module you must use the internal sensor supply Vs1 Connection to Vs2 is not possible The wiring is carried out at the appropriate connection module 0 6 6 0 9V 9V 6ZLWFK 7KH OHIW FKDQQHOV RQ WKH PRGXOH VXSSO WKH ZDQWHG VLJQDOV Figure 8 28 Wiring ...

Page 123: ...external sensor supply 6ZLWFK 0 9V 9V 0 6 6 7KH OHIW FKDQQHOV RQ WKH PRGXOH VXSSO WKH ZDQWHG VLJQDOV Figure 8 30 Wiring Diagram for F Switch Two One Channel Sensors Connected Via Two Channels Nonequivalently Internal Sensor Supply WARNING In order to achieve SIL2 Category 3 with this wiring you must install a suitably qualified sensor for example in accordance with IEC 60947 Assignable Parameters ...

Page 124: ...upply and short circuit test disabled External sensor supply Short circuit of DI 0 with DI 1 Yes Yes Yes Short circuit of DI 0 with DI 2 Yes Yes Yes Short circuit of DI 0 with DI 3 Yes Yes Yes P short circuit of DI 0 Yes Yes Yes M short circuit of DI 0 Yes Yes Yes Discrepancy error Yes Yes Yes P short circuit of sensor supply Yes No No M short circuit of sensor supply or sensor supply defective Ye...

Page 125: ...lowing assignments apply in this case Table 8 26 Use Case 3 Assignment of Input Channels to Each Other F Switch PROFIsafe Input channels DI 0 with DI 2 Input channels DI 1 with DI 3 Sensor Supply The F Switch PROFIsafe electronic module provides sensor supplies VS1 and VS2 for inputs 0 to 3 The sensor must be supplied internally Table 8 27 Use Case 2 Assignment of Sensor Supply to Inputs F Switch ...

Page 126: ...acts are mechanically coupled Figure 8 31 Wiring Diagram for F Switch One Two Channel Sensor Connected Via Two Channels Internal Sensor Supply Alternatively two one channel sensors can be connected via two channels see Figure Wiring Diagram for F DI Modules Two One Channel Sensors Connected Via Two Channels Internal Sensor Supply In this case the same process variable is measured with mechanically...

Page 127: ...e The wiring is carried out at the appropriate connection module 0 6 6 0 9V 9V 6ZLWFK 7KH OHIW FKDQQHOV RQ WKH PRGXOH VXSSO WKH ZDQWHG VLJQDOV Figure 8 32 Wiring Diagram for F Switch One Nonequivalent Sensor Connected Via Two Channels Nonequivalently Internal Sensor Supply Alternatively two one channel sensors can be connected nonequivalently via two channels see Figure Wiring Diagram for F DI Mod...

Page 128: ...Fault is detected only in case of signal corruption That is the signal read differs from the sensor signal discrepancy error If there is no signal corruption relative to the sensor signal fault detection is not possible and is not required from a safety standpoint Requirements for Machine Protection Applications With Category 4 The following requirements apply to machine protection applications wi...

Page 129: ...ction The actuators are interconnected via the power bus The PP switching outputs of the F Switch PROFIsafe are fed to the actuators via the power bus The power bus is permanently wired within the system As a result only limited wiring variations are possible The power buses can be tapped and routed or conditioned only from modules of the ET 200pro system Wiring Diagram of Frequency Converter SIL2...

Page 130: ...ss circuit between 2L and DO or an external P short circuit the controlled actuator or the 2L power bus is no longer switched off You should always wire the actuators in a cross circuit proof and an external P short circuit proof manner for example using sheathed cables or separate cable ducts in order to prevent a cross circuit or an external P short circuit WARNING When supplying power to standa...

Page 131: ...ctions 05 2007 A5E00394073 02 131 Wiring Diagram of Shutdown Modules SIL3 Category 4 0RWRU VWDUWHU 6KXWGRZQ PRGXOH OHFWULFDO LVRODWLRQ WKURXJK RSWRFRXSOHU EDFNSODQH EXV SURFHVV 0 0 0 9 0 6ZLWFK Figure 8 35 Wiring Diagram of F Switch PROFIsafe Connection of Shutdown Modules WARNING Test of outputs must be enabled for this mode for SIL3 Category 4 ...

Page 132: ...tandard DO modules and the program controlling them for which there is no direct fault detection For example the FM Switch PROFIsafe does not detect external short circuits to L at the standard DO module outputs All faults of the standard DO modules influence the process by means of final controlling elements The process status must be made known to the F CPU by way of sensors and a suitable safet...

Page 133: ...Functions The following table shows an overview of the diagnostic functions of the F Switch PROFIsafe electronic module The diagnostic functions are assigned either to one channel or to the entire module Table 8 29 Properties of the F Switch PROFIsafe Electronic Module Diagnostic Function Fault Number LED Range of Effectiveness of Diagnostic Assignabl e Short circuit 1H SF Channel Yes Overtemperat...

Page 134: ...rcuit at the sensor Cross circuit at the sensor Eliminate short circuit cross circuit on sensor Overtemperat ure Always Shutdown due to violation of temperature limit values in the module case Check load wiring Check ambient temperature Check whether permissible output current aggregate current is exceeded for the ambient temperature Once the fault has been eliminated the module must be removed an...

Page 135: ...uration of the F module does not match the safety program Recompile the safety program then reload the configuration and safety program to the F CPU Process signal is faulty Sensor is defective Check process signal Replace sensor if necessary Short circuit between unconnected sensor cable open switch and the sensor supply cable Eliminate short circuit Wire break in connected sensor cable closed sw...

Page 136: ...nce with EN 954 Category 4 Fail safe performance characteristics SIL2 SIL3 Low demand mode average probability of failure on demand 1 00 E 05 High demand continuous mode probability of a dangerous failure per hour 1 00 E 09 Voltages Currents Potentials Rated supply voltage L 24 V DC Permissible range 20 4 V to 28 8 V Power loss ride through of L None Power loss ride through of internal P5 5 ms Rev...

Page 137: ...atus displays Inputs Two color red green LED per channel Outputs Two color red green LED per channel Sensor supply LED VsF and display via channel LEDs of channel group Interrupts Diagnostic interrupt Channel LED red Diagnostic functions Group fault display Red LED SF Diagnostic information can be read out Possible I M functionality See ET 200pro Distributed I O Manual Sensor Supply Outputs Number...

Page 138: ... W 2L Parallel switching of 2 outputs Not possible Control of a digital input Possible Switching frequency With resistive load Max 10 Hz 1 A F0 F1 Max 2 Hz 2L With inductive load in accordance with IEC 60947 5 1 DC13 Max 0 1 Hz F0 F1 Max 0 1 Hz 2L With lamp load Max 2 Hz 2L Limit on inductive shutdown voltage to 36 V F0 F1 1 V 2L Short circuit protection of output Yes electronic Response threshold...

Page 139: ...rnal protection elements only Symmetrical L to M 1 kV 1 2 50 μs Asymmetrical L to PE M to PE 2 kV 1 2 50 μs Protection of inputs from surge in accordance with IEC 61000 4 5 with external protection elements only Symmetrical L to M 1 kV 1 2 50 μs Asymmetrical L to PE M to PE 2 kV 1 2 50 μs Protection of supply voltage 1L from overvoltages Internal fuse tripped Identification sets are described in t...

Page 140: ...Fail Safe Electronic Modules 8 3 F Switch PROFIsafe Digital Electronic Module ET 200pro Distributed I O System Fail Safe Modules 140 Operating Instructions 05 2007 A5E00394073 02 ...

Page 141: ... SFCs for Reading Out Diagnostic Data SFC Number Identifier Application 59 RD_REC Reading out data records of S7 diagnostics storing in data area of the standard user program 13 DPNRM_DG Reading out slave diagnostics storing in data area of the standard user program Position in the Diagnostic Frame of the Slave Diagnostics When fail safe modules are being used in the ET 200pro and a diagnostic int...

Page 142: ...f the F module that are also in data record 0 and Up to 40 bytes of channel specific diagnostic data depending on the F module see Channel Specific Diagnostics Starting at Byte 8 Description The structure and content of the individual diagnostic data bytes are described below In general the following applies If a fault occurs the corresponding bit is set to 1 Bytes 0 and 1 The following figure sho...

Page 143: ...XWV 6ZLWFK LQSXWV HQJWK RI WKH FKDQQHO VSHFLILF GLDJQRVWLFV LQ ELWV 1XPEHU RI FKDQQHOV Figure A 3 Bytes 4 to 6 of Diagnostic Data 4 8 F DI 4 F DO For the 4 8 F DI 4 F DO module the diagnostic data are separated according to inputs and outputs The diagnostic data for the inputs are in bytes 4 to 23 and the diagnostic data for outputs are in bytes 24 to 43 You can determine whether the module has di...

Page 144: ...HO IDXOW FKDQQHO KDQQHO IDXOW FKDQQHO KDQQHO IDXOW FKDQQHO KDQQHO IDXOW FKDQQHO KDQQHO IDXOW FKDQQHO KDQQHO IDXOW FKDQQHO KDQQHO IDXOW FKDQQHO KDQQHO IDXOW FKDQQHO WH Figure A 4 Byte 7 of the Diagnostic Data for 8 16 F DI and Inputs of 4 8 F DI 4 F DO Byte 7 for F Switch The figure below shows the content of byte 7 of the diagnostic data for the inputs of the F Switch electronic module KDQQHO IDXO...

Page 145: ...8 of the diagnostic data Four bytes of diagnostic information are provided per channel WH WH WH WH 6KRUW FLUFXLW 2YHUORDG 2YHUWHPSHUDWXUH LUH EUHDN QWHUQDO IDXOW 3DUDPHWHU DVVLJQPHQW HUURU 6HQVRU YROWDJH RU ORDG YROWDJH LV PLVVLQJ RPPXQLFDWLRQ HUURU 6DIHW UHODWHG VKXWGRZQ LVFUHSDQF HUURU 1H W FKDQQHO VSHFLILF GLDJQRVWLF PHVVDJH DVVLJQPHQW DV E WHV WKURXJK WH WR Figure A 6 Channel Specific Diagnost...

Page 146: ...H WH 2 RXWSXWV KDQQHO W SH 2 RXWSXWV HQJWK RI WKH FKDQQHO VSHFLILF GLDJQRVWLFV LQ ELWV 1XPEHU RI FKDQQHOV Figure A 7 Bytes 24 to 26 of Diagnostic Data Bytes 16 to 18 for F Switch The following figure shows the content of bytes 16 to 18 of the diagnostic data of the F Switch WH WH WH 6ZLWFK RXWSXWV KDQQHO W SH 6ZLWFK RXWSXWV HQJWK RI WKH FKDQQHO VSHFLILF GLDJQRVWLFV LQ ELWV 1XPEHU RI FKDQQHOV Figur...

Page 147: ...ts of 4 8 F DI 4 F DO KDQQHO IDXOW FKDQQHO KDQQHO IDXOW FKDQQHO KDQQHO IDXOW FKDQQHO KDQQHO IDXOW FKDQQHO WH Figure A 9 Byte 27 of Diagnostic Data for the Outputs of 4 8 F DI 4 F DO Byte 19 for F Switch Outputs The figure below shows the content of byte 19 of the diagnostic data for the outputs of the F Switch KDQQHO IDXOW DW FKDQQHO KDQQHO IDXOW DW FKDQQHO KDQQHO IDXOW DW FKDQQHO WH Figure A 10 B...

Page 148: ...f the diagnostic data Four bytes of diagnostic information are provided per channel 6KRUW FLUFXLW 2YHUORDG 2YHUWHPSHUDWXUH LUH EUHDN QWHUQDO IDXOW 3DUDPHWHU DVVLJQPHQW HUURU 6HQVRU YROWDJH RU ORDG YROWDJH LV PLVVLQJ WH WH WH WH WH WR E WH RPPXQLFDWLRQ HUURU 6DIHW UHODWHG VKXWGRZQ 2 RXWSXWV 6ZLWFKLQJ IUHTXHQF H FHHGHG 1H W FKDQQHO VSHFLILF GLDJQRVWLF PHVVDJH DVVLJQPHQW DV E WHV WKURXJK Figure A 11 ...

Page 149: ...nnel 6KRUW FLUFXLW 2YHUWHPSHUDWXUH QWHUQDO IDXOW 3DUDPHWHU DVVLJQPHQW HUURU 6HQVRU YROWDJH RU ORDG YROWDJH LV PLVVLQJ WH WH WH WH WHV WR RPPXQLFDWLRQ HUURU 6DIHW UHODWHG VKXWGRZQ 6ZLWFK RXWSXWV 6ZLWFKLQJ UDWH H FHHGHG 1H W FKDQQHO VSHFLILF GLDJQRVWLF PHVVDJH DVVLJQPHQW VDPH DV E WHV WR Figure A 12 Channel Specific Diagnostics Starting at Byte 20 of the Diagnostic Data of the F Switch Due to the di...

Page 150: ...Diagnostic Data of Fail Safe Modules ET 200pro Distributed I O System Fail Safe Modules 150 Operating Instructions 05 2007 A5E00394073 02 ...

Page 151: ...awings B F Connection Module With Inserted F Module A dimension drawing for an F connection module with inserted F electronic module is shown below The upper figure shows a narrow rack while the lower figure shows a compact rack Figure B 1 Dimension Drawing of F Connection Module With Inserted F Electronic Module ...

Page 152: ...2 M12 Fail Safe Connection Module with Inserted F Switch PROFIsafe A dimension drawing for a CM F IO 2 M12 fail safe connection module with inserted F Switch PROFIsafe is shown below The upper figure shows a narrow rack while the lower figure shows a compact rack Figure B 2 Electronic Module with CM F IO 2xM12 Connection Module ...

Page 153: ...umbers and accessories are found in the appendix of the ET 200pro Distributed I O Device manual Component Order Number 8 16 F DI DC24V PROFIsafe 6ES7 148 4FA00 0AB0 4 8 F DI 4 F DO DC24V 2A PROFIsafe 6ES7 148 4FC00 0AB0 F Switch PROFIsafe 6ES7 148 4FS00 0AB0 CM 16 M12 for 8 16 F DI 6ES7 194 4DD00 0AA0 CM 12 M12 for 4 8 F DI 4 F DO 6ES7 194 4DC00 0AA0 CM F IO 2 M12 for F Switch PROFIsafe 6ES7 194 4...

Page 154: ...Accessories and Order Numbers C 1 Accessories and Order Numbers ET 200pro Distributed I O System Fail Safe Modules 154 Operating Instructions 05 2007 A5E00394073 02 ...

Page 155: ...nse time must always be anticipated when configuring a system For fail safe digital inputs The response time is the time between a signal change at the digital input and safe loading of the safety message frame on the backplane bus For fail safe digital outputs The response time is the time between an incoming safety message frame from the backplane bus and the signal change at the digital output ...

Page 156: ...ult Occurs 1oo1 evaluation 1oo2 evaluation Electronic module Input delay 0 5 ms 3 ms 15 ms 0 5 ms 3 ms 15 ms Short circuit test disabled 15 ms 15 ms 15 ms 10 ms 10 ms 10 ms 8 16 F DI Short circuit test enabled 37 ms 58 ms 161 ms 10 ms 15 ms 41 ms Short circuit test disabled 19 ms 19 ms 19 ms 10 ms 10 ms 10 ms 4 8 F DI 4 F DO Short circuit test enabled 30 ms 40 ms 90 ms 10 ms 18 ms 42 ms Short circ...

Page 157: ...ned Readback Time Limit Frequency Minimum Internal Preprocessing Time Tmin Maximum Internal Preprocessing Time Tmax 1 ms 62 5 Hz 4 ms 13 ms 5 ms 50 0 Hz 4 ms 14 ms 10 ms 40 0 Hz 4 ms 17 ms 50 ms 15 4 Hz 4 ms 30 ms 100 ms 8 7 Hz 4 ms 46 ms 200 ms 4 6 Hz 4 ms 71 ms 400 ms 2 4 Hz 4 ms 135 ms Maximum Response Time of Outputs of the F Switch PROFIsafe Electronic Module The maximum response time of the ...

Page 158: ...Response Times D 1 Response Times ET 200pro Distributed I O System Fail Safe Modules 158 Operating Instructions 05 2007 A5E00394073 02 ...

Page 159: ...uit error message can result Reason capacitances are not sufficiently discharged within the assigned readback time during the self test The following figure shows typical curves indicating the relationship between the load current and switchable load capacitance for the assignable readback times DSDFLWLYH ORDG SDUW LQ RDG FXUUHQW LQ P 2 30 ZLWK PV 2 30 ZLWK PV 2 30 ZLWK PV 2 30 ZLWK PV 2 30 ZLWK P...

Page 160: ...e you must increase the load current until the new operating point is below the curve by connecting a resistor in parallel Switching of Capacitive Loads for the F Switch PROFIsafe The figure below shows the typical curves indicating the relationship between load resistance and switchable load capacitance Behavior is as described above DSDFLWLYH ORDG SDUW LQ RDG FXUUHQW LQ P 7HVW RI RXWSXWV HQDEOHG...

Page 161: ...f Inductive Loads Switching of Inductive Loads for EM 4 8 F DI 4 F DO DC24V 2A PROFIsafe The diagram below shows the maximum permitted inductive load as a function of the load current and switching frequency QGXFWDQFH LQ RDG FXUUHQW LQ P UHTXHQF UHTXHQF UHTXHQF UHTXHQF UHTXHQF UHTXHQF UHTXHQF UHTXHQF Figure E 3 Relationship between Load Resistance and Inductive Loads ...

Page 162: ...Switching of Loads E 2 Switching of Inductive Loads ET 200pro Distributed I O System Fail Safe Modules 162 Operating Instructions 05 2007 A5E00394073 02 ...

Page 163: ...rnally for equivalence or nonequivalence 1oo2 Evaluation 1oo2 Evaluation Acknowledgment Time During the acknowledgment time the F I O acknowledges the sign of life specified by the F CPU The acknowledgment time enters into the calculation of the monitoring time and response time for the F system as a whole Actuator Actuators can be power relays or contactors for switching on loads or they can be l...

Page 164: ...annel specific fault such as a wire break or a short circuit In the case of channel level passivation the affected channel is either automatically reintegrated or the F module must be removed and inserted after the fault has been eliminated Channel Group The channels of a module are grouped together into a channel group Certain parameters in STEP 7 can only be assigned to channel groups and not to...

Page 165: ...e detected at two associated input signals The signals are checked to determine whether the difference when checking for nonequivalence the consistency has disappeared within a programmable period known as the discrepancy time If not a discrepancy error exists A discrepancy analysis is carried out between the two input signals of the 1oo2 sensor evaluation in the fail safe input module Discrepancy...

Page 166: ...aximum fault reaction time is the time between the occurrence of the fault and the safe response at the digital output F CPU An F CPU is a central processing unit with fail safe capability that is permitted for use in S7 Distributed Safety S7 F FH Systems For S7 F FH Systems the F copy license allows the central processing unit to be used as an F CPU In other words it can execute a safety program ...

Page 167: ...urrent sinking The load is connected between the P and M switches The two switches are always controlled so that voltage is applied to the load Nonequivalent Sensor A nonequivalent sensor is a reversing switch that is connected to two inputs of an F I O via two channels in fail safe systems for 1oo2 evaluation of sensor signals Passivation If an F I O detects a fault it switches either the affecte...

Page 168: ...ical properties for a bit serial fieldbus system PROFIBUS is available with the following protocols DP distributed I O FMS fieldbus message specification PA process automation or TF technological functions PROFINET IO PROFINET IO is the PROFINET communication concept for implementing modular distributed applications PROFINET IO enables the creation of automation solutions using the familiar proven...

Page 169: ... must be put into a fault free state That is it is replaced by an unused component or it is proven to be completely fault free P Switch M switch Redundancy Availability Enhancing Multiple instances of components with the goal of maintaining component function even in the event of hardware faults Redundancy Safety Enhancing Multiple instances of components with the goal of detecting hardware faults...

Page 170: ...I O for example the safe state is the value 0 Safety Class Safety Integrity Level SIL in accordance with IEC 61508 and prEN 50129 The higher the Safety Integrity Level the more rigid measures for the prevention of systematic faults and for the management of systematic faults and hardware failures Fail safe modules can be used in safety mode up to SIL3 Safety Function Safety function is a mechanism...

Page 171: ...n twice from the same F module and compared internally Sensors Sensors are used for accurate detection of digital and analog signals as well as routes positions velocities rotational speeds masses etc Static Parameters Static parameters can only be set when the CPU is in STOP mode and cannot be changed by means of SFC system function while the user program is running Terminating Module The ET 200p...

Page 172: ...Glossary ET 200pro Distributed I O System Fail Safe Modules 172 Operating Instructions 05 2007 A5E00394073 02 ...

Page 173: ...81 Discrepancy time 61 Fail safe performance characteristics 84 103 Fault types 37 Faults and remedies 82 Maximum response time 155 Order Number 56 Parameters in STEP 7 59 Properties 56 Sensor supply 67 78 Short circuit test 60 Specific characteristics for fault detection 73 77 80 Specific Characteristics for Fault Detection 66 70 Technical specifications 84 Use cases 63 114 Wiring diagram 65 68 7...

Page 174: ...iagnostic data 145 Climatic environmental conditions 46 CM F IO 2 x M12 Block diagram 54 Terminal assignment 108 CM F IO 2 x M12 connection module Block Diagram 54 Technical specifications 54 CM IO 12 x M12 Block diagram 52 Properties 51 Technical specifications 52 Terminal assignment 52 CM IO 12 x M12 connection module Block diagram 52 Properties 51 52 Technical specifications 52 CM IO 16 x M12 B...

Page 175: ...Discrepancy time 61 94 112 4 8 F DI 4 F DO DC24V 2A PROFIsafe 92 110 8 16 F DI DC24V PROFIsafe 59 Disposal 6 Distributed I O system Definition 13 DO channel n 4 8 F DI 4 F DO DC24V 2A PROFIsafe 92 110 Documentation additional 5 Duration of sensor signals Requirements 31 E Electrical connection 27 Electromagnetic Compatibility 42 EMC 42 Emission Of radio interference 45 ET 200pro Commissioning 17 D...

Page 176: ...H F Competence Center 6 I I O system Distributed 13 IEC 61131 40 IM 154 2 HIGH FEATURE 19 IM 154 4 HIGH FEATURE 19 Input delay 31 4 8 F DI 4 F DO DC24V 2A PROFIsafe 92 110 8 16 F DI DC24V PROFIsafe 59 Inserted F module dimension drawing For terminal modules 151 Inserting F module 29 Installation Of F modules 26 Interference Pulse shaped 42 Sinusoidal 45 Internal fault 4 8 F DI 4 F DO DC24V 2A PROF...

Page 177: ...8 F DI 4 F DO DC24V 2A PROFIsafe 100 133 8 16 F DI DC24V PROFIsafe 81 P Parameter assignment error 37 4 8 F DI 4 F DO DC24V 2A PROFIsafe 100 133 8 16 F DI DC24V PROFIsafe 81 Parameters 4 8 F DI 4 F DO DC24V 2A PROFIsafe 92 110 8 16 F DI DC24V PROFIsafe 59 Passivation 34 Passivation of the F module 33 Pollution degree 48 Possible applications 16 F modules 14 Power loss Ride through 28 Power module ...

Page 178: ...2 channel nonequivalent 59 79 8 16 F DI DC24V PROFIsafe 59 72 76 80 127 Sensor signal Requirements of the duration 31 Sensor supply 8 16 F DI DC24V PROFIsafe 66 67 69 78 Internal 60 93 111 Sensor voltage missing 37 Sensors Requirements 30 With external power supply 27 Service Support 7 Setting PROFIsafe address switch 25 SF LED 36 4 8 F DI 4 F DO DC24V 2A PROFIsafe 100 8 16 F DI DC24V PROFIsafe 81...

Page 179: ...rted F module 151 Test voltage 48 Total width ET 200pro 20 Training center 6 Transport and storage conditions 46 TÜV certificate 41 Type of sensor interconnection 4 8 F DI 4 F DO DC24V 2A PROFIsafe 92 110 U UL approval 40 Use cases 8 16 F DI DC24V PROFIsafe 63 114 Use of ET 200pro in industrial environment 41 in residential areas 41 V Vibrations 47 Reducing 47 Voltage group Configuration example 1...

Page 180: ...Index ET 200pro Distributed I O System Fail Safe Modules 180 Operating Instructions 05 2007 A5E00394073 02 ...

Page 181: ...n your plant there may be some very rare cases in which there will be a fail safe shutdown of the digital electronic modules 8 16 F DI DC24V PROFIsafe up to product version 5 and 4 8 F DI 4 F DO DC24V 2A PROFIsafe up to product version 5 You should pay attention to this behavior in applications with increased requirements no influence of running operation with surges of up to 0 5kV symmetrical and...

Page 182: ...Product Information 2 A5E03088280 01 ...

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