Safety Function: Cable Pull Switch
Contents
1. BICOMM K1 K2 91 802 GA ICOMM COMME EICOMM COMME TSMES E04 055 E06 078 EICOMM COMME EICOMM COMME FAULT RESET PB1 RESET Te Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 9 Configuration The Compact GuardLogix controller is configured by using RSLogix 5000 software version 17 or later You must create a new project and add the I O modules then configure the I O modules for the correct input and output types detailed description of each step is beyond the scope of this document Knowledge of the RSLogix programming environment is assumed Configure the Controller and Add I O Modules 1 In RSLogix 5000 software create a new project 2 Choose a controller a From the Type pull down menu choose 1768 1435 CompactLogix 53435 Safety Controller b From the Revision pull down menu choose the appropriate revision for the controller In the Name box type an appropriate name for the controller d Click OK New Controller E Verdor Alen Bradley Type CongeciLoga53435 Safety Controler Use oniy the selected Securty Ahoy for Authentication and Rockwell Automation Publication SAFETY AT092A EN P August 2013 10 Safety Function Cable Pull Switch2. and click OK Module Definition Seres j Revision 1 1E Blectronic Keying Compatible Module Configured By This Controller ir Input Data Safety 4 Output Data Test Input Status Combined Status Power Muting Data Format integer 16 Repeat steps 12 15 to add the 1734 8 safety output module Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 15 Configure the Modules Follow these steps to configure the POINT Guard modules 1 In the Controller Organizer right click the 1734 IB8S module and choose Properties 2 Click Input Configuration and configure the module as shown T Module Properties AENTA Tes Generi Connection Sce Module vr Conf gon Tesi Gu Stats Hep 3 Click Test Output and configure the module as shown General Connection Safety Module Info Input Configuration Test Output Point Point Mode v 1 Pulse Test il 2_ Power Suppy 3 NotUsed ixl Click OK In the Controller Organizer right click the 1734 OB8S module and choose Properties Click Output Configuration and configure the module as shown Click OK E New Medie Generar Connector Sl
3. TTBAENTR THTAENTR 1738 Bhomet 2254 Ted Par 1747 2721 Twisted Mede 85 of 298 Module Types Found E Closs on Creste Click Create Name the module type its IP address and click Change For this application example we used 192 168 1 11 however your IP address can be different Rog Stus centra T New Moue Connection Module infa remet ntiguretion Chassis Size Tge 0 VRAT 1724 Shona tn Par oda Tem Bar Erona Miss ox 19019 Deserton 71 IP Addeas 19 82 1001 ot Noe E a Rosie Becton Hera connie Ge Ga ust 2013 12 Safety Function Cable Pull Switch The Module Definition dialog box appears 10 From the Chassis Size pull down menu choose 3 Chassis size is the number of modules that are inserted in the chassis The 1734 AENT adapter is considered to be in slot 0 therefore for one input and one output module the chassis size is 3 r Module Definition 11 Click OK 12 In the Controller Organizer right click the 1734 AENT adapter and choose New Module c amp 1768 Bus 1 1768 ENBT A ENBT 9 5 Ethernet 1768 ENBT A S 1734 AENT A AENT oS 0 Chaccic 2 88 1769 Bus Mecover Modules 4
4. 3 In the Controller Organizer right click 1768 ENBT and choose New Module 5 9 VO Configuration 4 Select the 1768 ENBT module and click Create ic eco e Node Ts HideFiies A Node Type Category Pers E Vode Type Verdor Fire E 4 of Soe Troes Found E Clese on Creste 5 Name the module type its IP address and click OK For this application example we used 192 168 1 8 however your IP address can be different cr I 1768 ENBT A 1788 10 100 Mbps Ethernet Bridge Twisted Pait Media a Peut Local EEG Host Nama Devcon E eT Slot B 4 B ElosvonicKoying Dompetblo Keying SZ Open Module Prsperies Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 11 6 Module 1768 Bus In the Controller Organizer right click the 1734 ENBT module and choose New amp Bj 1 1768 ENBT A ENBT Ctri V Select Module Cad Deco Fee ir Mode Type m Mode Type Ftse E OP Maton owe Commricaion E Communications Adapter m Aran Copes Comoration EndresssHauser FANUC Comoration Module Typs Vendor Fitere
5. Cable Pull 1 51 Falling Edge Reset EN ISO 13849 1 stipulates that instruction reset functions must occur on falling edge Signals In the code shown above a One Shot Falling OSF instruction has been added immediately preceding the Zone1 OutputEnable rung The OSF instructions Output Bit tag is used as a reset bit for the following rung The Zone1 OutputEnable is then used to enable the CROUT instruction Calculation of the Performance Level When configured correctly the safety system can achieve a safety rating of Performance Level d Category 3 PLd Cat 3 according to EN ISO 13849 1 2008 When modeled in SISTEMA Software PL Calculation Tool each safety cable pull Switch is treated as an individual safety function and can be modeled as follows This diagram shows a single cable pull switch safety function Cable Pull 1 52 Sub System 1 1 i 4 1734 1885 rt 1768 1435 rt 1734 0 85 1 i Sub System 4 Sub System 5 Because these are electro mechanical devices the safety contactors data includes the following e Mean Time to Failure dangerous MTTFd Diagnostic Coverage DCavg e Common Cause Failure CCF Electro mechanical devices functional safety evaluations include the following e How frequently they are operated e
6. 0 1768 1435 CG Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 13 13 Expand Safety select the 1734 IB8S module and click Create Select Module Type Modde Decevay HeFies A Solty SSG ml Modde Tipe Catear Mode Tipe Vendor tos Alen Brey Advanced Meo Conr Inc Specium Carton T _ lade Safa Andog Alon Sradey Satay Data 14 In the New Module dialog box name the device CellGuard_ of 53 Mole Types Found C Close n Create TE New Module e Sete inn Contiguaten Test 17348058 Paint 24 DC Sirk Input Vendor Ale Brey Parent AENT Moms Module Number 1 Description Safety Nebr m Salt 3800 ABSIT 11 2102 SAM Made Denton Seres Revision u Electonc Keying Compatible Module peo pu p Test prs Deom vu Sus raatna Seal The Module Definition dialog box appears Rockwell Automation Publication SAFETY AT092A EN P August 2013 1 and click Change 14 Safety Function Cable Pull Switch 15 From the Input Status pull down menu choose Combined Status Power Muting
7. safety risk assessment services IMPORTANT This application example is for advanced users and assumes that you are trained and experienced in safety system requirements ATTENTION Perform a risk assessment to make sure all task and hazard combinations have been identified and addressed The risk assessment can require additional circuitry to reduce the risk to a tolerable level Safety circuits must take into consideration safety distance calculations which are not part of the scope of this document Table of Contents Introduction Safety Function Realization Risk Assessment Cable Pull Switch Safety Function Safety Function Requirements Functional Safety Description Bill of Material Setup and Wiring Configuration Programming Calculation of the Performance Level Verification and Validation Plan Additional Resources Rockwell Automation Publication SAFETY AT092A EN P August 2013 4 Safety Function Cable Pull Switch Introduction This safety function application technique explains how to wire configure and program a Compact GuardLogix controller and POINT Guard l O module to monitor a series of dual channel cable pull switches If any of the cable pull switches are actuated or a fault is detected in the monitoring circuit the GuardLogix controller de energizes the final control device in this case a redundant pair of 100S contactors This example uses a Compact GuardLog
8. 1 Pull Cord O1 Dual Chann Dcs Reset Safety Function CABLE ROPE PULL SWITCH Input Status AENT 1 LCombinedinputStatus DCS el Input Stop Zone 4 Pul Cord C015 Type EQUIVALENT ACTIVE HIGH CFP Discrepancy Time Msec 500 Restart Type AUTOMATIC Cold Start Type AUTOMATIC Channel A AENT 1 Pt00Data 0 Channel B AENT 1 1PID1Data 0 oe Zone 1 Pul Cord Faut Reset PB AENT 1 LPIOSData Zone 1 Pull Cord InputOK Resel PB AENT PID4Data J One Shot Faling Storage Bit Zone_1_Reset_Storage SB Output Bit Zone 1 Safety Reset Faling Edge LOB Zone 1 Safety Reset Falling Edge Zone 1 Pull Cord InputOK Zone 1 Contactors FP Zone 1 OutputEnable JE JE fe 0 Zone 1 OutputEnable ROUT Configurable Redundant Output CROUT Zone 1 Contactors 01 Feedback Type NEGATIVE Feedback Reaction Time 500 L025 Actuate Zone_1_OutputEnable Feedback 1 AENT 1 LP107Data 04 Feedback 2 AENT 1 LP107Data 04 Input Status AENT 1 LCombinedinputStatus 09 Output Status AENT 2 LCombinedOutputStatus 0 Reset Zone 1 Pul Cord Faut Reset PB AENT T LPIOSData 2 Zone 1 01 Zone 1 Contaclors O2 AENT 2 0 Pt00Data AENT 2 0 Pt01Data Rockwell Automation Publication SAFETY AT092A EN P August 2013 18 Safety Function Cable Pull Switch
9. AFETY AT092A EN P August 2013 20 Safety Function Cable Pull Switch Verification and Validation Plan Verification and validation play important roles in the avoidance of faults throughout the safety system design and development process EN ISO 13849 2 sets the requirements for verification and validation The standard calls for a documented plan to confirm all of the safety functional requirements have been met Verification is an analysis of the resulting safety control system The Performance Level PL of the safety control system is calculated to confirm that the system meets the required Performance Level PLr specified The SISTEMA software is typically used to perform the calculations and assist with satisfying the requirements of EN ISO 13849 1 Validation is a functional test of the safety control system to demonstrate that the system meets the specified requirements of the safety function The safety control system is tested to confirm that all of the safety related outputs respond appropriately to their corresponding safety related inputs The functional test includes normal operating conditions in addition to potential fault inject of failure modes A checklist is typically used to document the validation of the safety control system Validation of software development is the process in which similar methodologies and techniques that are used in hardware development are deployed Faults created through poor software de
10. Application Technique Safety Function Cable Pull Switch Products GuardLogix Series Connection of Cable Pull Switches Safety Rating PLd Cat 3 to EN ISO 13849 1 2008 Rockwell Allen Bradley Rockwell Software Automation 2 Safety Function Cable Pull Switch Important User Information Solid state equipment has operational characteristics differing from those of electromechanical equipment Safety Guidelines for the Application Installation and Maintenance of Solid state Controls publication SGI 1 1 available from your local Rockwell Automation sales office or online at http www rockwellautomation com literature describes some important differences between solid state equipment and hard wired electromechanical devices Because of this difference and also because of the wide variety of uses for solid state equipment all persons responsible for applying this equipment must satisfy themselves that each intended application of this equipment is acceptable In no event will Rockwell Automation Inc be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment The examples and diagrams in this manual are included solely for illustrative purposes Because of the many variables and requirements associated with any particular installation Rockwell Automation Inc cannot assume responsibility or liability for actual use based on the examples and dia
11. Whether they are effectively monitored for faults e Whether they are properly specified and installed Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 19 SISTEMA calculates the MTTFd by using B10d data provided for the contactors along with the estimated frequency of use entered during the creation of the SISTEMA project This application example presumes that the cable pull switch is operated or tested at least once per day for a total of 365 times a year The DCavg 99 for the contactors is selected from the Output Device table of EN ISO 13849 1 Annex E Direct Monitoring The DCavg 99 for the cable pull switch is selected from the Input Device table of EN ISO 13849 1 Annex E Cross Monitoring However because the switches are connected in series the DCavg is reduced to 60 Operator Interface Lifeline 4 PL 1 01 7 Cat 3 100 DCava 60 Low CCE 65 fulfilled POINT Guard 1 0 1734 1885 PE e 1 34 10 Cat MTTFd POINT Guard 1 0 1734 0885 PL 1 1 38E 10 Cat CCF Contactors PL 2 47 8 Cat 3 100 Hiah DCava 99 Hiah CCF 65 fulfilled Rockwell Automation Publication S
12. ay Moule e Sens Hei Rockwell Automation Publication SAFETY AT092A EN P August 2013 16 Safety Function Cable Pull Switch Programming The Dual Channel Input Stop DCS instruction monitors dual input safety devices whose main function is to stop a machine safely For example an E stop light curtain or safety gate This instruction can energize output 1 only when both safety inputs channel A and channel B are in the active state as determined by the Input Type parameter and the correct reset actions are carried out The DCS instruction monitors dual input channels for consistency Equivalent Active High and detects and traps faults when the inconsistency is detected for longer than the configured Discrepancy Time ms The Configurable Redundant Output instruction controls and monitors redundant outputs The reaction time for output feedback is configurable The instruction supports positive and negative feedback signals If the input channel resets automatically the safety application code in the safety output routine prevents outputs from restarting providing anti tiedown functionality for the Circuit Reset The Input OK status is used as a permissive in the safety output routines Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 17 End Zone
13. ble pull switch Both contactors de energize Verify proper machine status indication and RSLogix 5000 safety application program indication Verify that the system is unable to reset and restart with a fault Restore channel 1 wiring and repeat for channel 2 Rockwell Automation Publication SAFETY AT092A EN P August 2013 24 Safety Function Cable Pull Switch GuardLogix Cable pull Switch Function Verification and Validation Checklist continued GuardLogix Controller and Network Tests Test Step Validation Pass Fail Changes Modifications While the system is running remove the Ethernet network Iconnection between the safety I O and the controller All icontactors de energize Verify proper machine status indication and 1 connection status in the RSLogix 5000 safety application program Restore the safety I O module network connection and allow time to re establish communication The system does not restart Verify the connection status bit in the RSLogix 5000 safety application program Repeat for all safety connections While the system is running switch the controller out of Run mode All contactors de energize Return the keyswitch back ito Run mode all contactors remain de energized Verify proper machine status indication and RSLogix 5000 safety application program indication Safety Contactor Output Tests Test Step Validation Pass Fail Changes Modification
14. cover rockwellautomation com safety Rockwell Automation Allen Bradley Rockwell Software Compact GuardLogix POINT Guard lO Lifeline CompactLogix Stratix 2000 RSLogix 5000 and LISTEN THINK SOLVE are trademarks of Rockwell Automation Inc Trademarks not belonging to Rockwell Automation are property of their respective companies www rockwellautomation com Power Control and Information Solutions Headquarters Americas Rockwell Automation 1201 South Second Street Milwaukee WI 53204 2496 USA Tel 1 414 382 2000 Fax 1 414 382 4444 Europe Middle East Africa Rockwell Automation NV Pegasus Park De Kleetlaan 12a 1831 Diegem Belgium Tel 32 2 663 0600 Fax 32 2 663 0640 Asia Pacific Rockwell Automation Level 14 Core F Cyberport 3 100 Cyberport Road Hong Kong Tel 852 2887 4788 Fax 852 2508 1846 Publication SAFETY ATO92A EN P August 2013 Copyright 2013 Rockwell Automation Inc rights reserved Printed in U SA
15. diagnostics Cable Pull Switch Input Tests Test Step Validation Pass Fail Changes Modifications While the system is running remove the channel 1 wire from the safety I O Both contactors de energize Verify proper machine status indication and RSLogix 5000 safety application program indication Verify that the system is unable to reset and restart with a fault Restore channel 1 and repeat for channel 2 While the system is running short channel 1 of the safety to 24V DC Both contactors de energize Verify proper imachine status indication and RSLogix 5000 safety application program indication Verify that the system is unable to reset and restart with a fault Restore channel 1 and repeat for channel 2 While the system is running short channel 1 of the safety I O to OV DC Both contactors de energize Verify proper imachine status indication and RSLogix 5000 safety application program indication Verify that the system is unable to reset and restart with a fault Restore channel 1 and repeat for channel 2 While the system is running short channels 1 and 2 of the safety 1 Both contactors de energize Verify proper imachine status indication and RSLogix 5000 safety application program indication Verify that the system is unable to reset and restart with a fault Restore channel 1 and 2 wiring While the system is running short channel 1 to test source 1 of the safety I O Actuate the ca
16. duces the granularity of system diagnostics Typically cable pull switches are not operated as often as a safety gate For example the need to connect each switch contact into its own dedicated input is reduced EN 12100 2 5 5 1 describes additional protective measures The circuit is tested by using test pulses TO and T1 on the inputs 10 and 11 These test pulses source the 24V DC for the circuit By periodically dropping the 24V DC to OV DC it is possible to detect cross channel faults and shorts to an external 24V DC Shorts to OV DC are Seen as an open circuit by the input and are detected by either the hardware if configured to detect discrepancy errors or by the appropriate safety function block in the application code The final control device in this case is a pair of 100S safety contactors K1 and K2 The contactors are controlled by a 1734 OBS safety output module These are wired in a redundant configuration and are tested on start up for faults The start up test is accomplished by using a Configurable Redundant Output CROUT instruction to monitor the feedback circuit into input 7 17 before the contactors are energized The system is reset by means of the momentary push button PB1 Rockwell Automation Publication SAFETY AT092A EN P August 2013 8 Safety Function Cable Pull Switch Electrical Schematic 1734 IB8S PULLCORD PULL CORD 1 EXCOMM COMME 1734 OB8S TO n i
17. fy the safety system has been designed in accordance with the GuardLogix System Safety Reference Manual listed in the Additional Resources Verify the safety application program has been designed in accordance with the GuardLogix Application Instruction Safety Reference Manual listed the Additional Resources Visually inspect the safety system network and I O to verify itis wired as documented in the schematics Visually inspect the RSLogix 5000 program to verify that the safety system network and 1 module configuration is configured as documented Visually inspect the RSLogix 5000 application program to verify suitable safety certified instructions are used The logic is readable understandable and testable with the aid of clear comments All input devices are qualified by cycling their respective actuators Monitor the status in the RSLogix 5000 Controller Tags dialog box All output devices are qualified by cycling their respective actuators Monitor the status in the RSLogix 5000 Controller Tags dialog box Rockwell Automation Publication SAFETY AT092A EN P August 2013 22 Safety Function Cable Pull Switch GuardLogix Cable Pull Switch Function Verification and Validation Checklist continued Normal Operation Verification The GuardLogix safety system properly responds to all normal Start Stop E stop and Reset commands Test Step Verification Pass Fail Chan
18. ges Modifications Initiate a Start command Both contactors energize for a normal machine run condition Verify proper machine status indication and RSLogix 5000 safety application program indication Initiate a Stop command Both contactors de energize for a normal machine Stop condition Verify proper imachine status indication and RSLogix 5000 safety application program indication While the system is running actuate the cable pull switch Both contactors de energize and open for a normal safe condition Verify proper machine status indication and RSLogix 5000 safety application program indication Repeat for all cable pull switches While the system is stopped actuate the cable pull switch and initiate a Start command Both contactors remain ide energized and open for a normal safe condition Verify proper machine status indication and RSLogix 5000 safety application program indication Repeat for all cable pull switches Initiate a Reset command Both contactors remain Ide energized Verify proper machine status indication and RSLogix 5000 safety application program indication Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 23 GuardLogix Cable Pull Switch Function Verification and Validation Checklist continued Abnormal Operation Validation The GuardLogix safety system properly responds to all foreseeable faults with corresponding
19. grams No patent liability is assumed by Rockwell Automation Inc with respect to use of information circuits equipment or software described in this manual Reproduction of the contents of this manual in whole or in part without written permission of Rockwell Automation Inc is prohibited Throughout this manual when necessary we use notes to make you aware of safety considerations WARNING Identifies information about practices or circumstances that can cause an explosion in a hazardous environment which may lead to personal injury or death property damage or economic loss ATTENTION Identifies information about practices or circumstances that can lead to personal injury or death property damage or economic loss Attentions help you identify a hazard avoid a hazard and recognize the consequence SHOCK HAZARD Labels may be on or inside the equipment for example a drive or motor to alert people that dangerous voltage may be present BURN HAZARD Labels may be on or inside the equipment for example a drive or motor to alert people that surfaces may reach dangerous temperatures PP PE IMPORTANT Identifies information that is critical for successful application and understanding of the product Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 3 General Safety Information Contact Rockwell Automation to find out more about our
20. ication 1756 093 Contains detailed requirements for achieving and maintaining safety ratings with the GuardLogix controller system GuardLogix Safety Application Instruction Set Reference Manual publication 1756 RM095 Provides detailed information on the GuardLogix Safety Application Instruction Set GuardLogix 5570 Controller Systems Safety Reference Manual publication 1756 RM099 Contains detailed requirements for achieving and maintaining safety ratings with the GuardLogix 5570 controller system Safety Accelerator Toolkit for GuardLogix Systems Quick Start Guide publication ASIMP QS005 Provides a step by step guide to using the design programming and diagnostic tools in the Safety Accelerator Toolkit Lifeline Operator Interface Reference publication 117 CA001A EN P Provides overview of installation and operation of LifeLine 4 cable pull switches Safety Products Catalog Provides an overview of products product specifications and application examples You can view or download publications at http www rockwellautomation com literature To order paper copies of technical documentation contact your local Allen Bradley distributor or Rockwell Automation sales representative Rockwell Automation Publication SAFETY AT092A EN P August 2013 26 Safety Function Cable Pull Switch For more information on Safety Function Capabilities visit dis
21. ix controller but is applicable to any GuardLogix controller Safety Function Realization Risk Assessment The required performance level is the result of a risk assessment and refers to the amount of the risk reduction to be carried out by the safety related parts of the control system Part of the risk reduction process is to determine the safety functions of the machine For the purposes of this document the assumed required performance level is Performance Level d Category 3 PLd Cat 3 From Risk Assessment ISO 12100 1 Identification of safety functions 2 Specification of characteristics of each function 3 Determination of required PL PLr for each safety function Realization and PL Evaluation Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 5 Cable Pull Switch Safety Function This application includes one safety function the emergency stop by actuation of a cable pull switch Safety Function Requirements Pulling of any one of the series wired cable pull switches stops and prevents hazardous motion by removing power to the motor When the cable pull switch is reset hazardous motion and power to the motor do not resume until a secondary action occurs the Reset button is pressed A fault at the cable pull switch wiring terminals or safety controller is detected before the next safety demand The cable
22. pull switch is an added machine safeguard it does not replace other safety functions The safety function in this example is capable of connecting and interrupting power to motors rated up to 9 A 600V AC The safety function meets the requirements for Performance Level d Category 3 per EN ISO 13849 1 and control reliable operation per ANSI B11 19 Functional Safety Description Hazardous motion is interrupted or prevented by actuation of cable pull switch pull cord 1 or pull cord 2 Each cable pull switch is considered a separate safety function The cable pull switches are connected in series to a pair of safety inputs of a safety input module catalog number 1734 IB8S The safety contactors K1 and K2 are connected to a pair of safety outputs of a safety output module catalog number 1734 0 85 The modules are connected via Safety over an EtherNet IP network to the safety controller The safety code in the GuardLogix controller monitors the status of the cable pull switches by using a pre certified safety instruction named Dual Channel Input Stop DCS When pre conditions are satisfied no faults are detected on the input modules and the Reset button is pressed a second certified function block called Configurable Redundant Output CROUT checks the status of the final control devices a pair of 100S redundant contactors The controller then issues an output signal to the safety output module catalog number 1734 8
23. s Initiate a Start command Both contactors energize for a normal machine run condition Verify proper machine status indication and RSLogix 5000 safety application program indication While the system is running remove the contactor feedback from the safety I O contactors remain energized Initiate a Stop command and attempt a Reset command The system does not restart or reset Verify proper machine status indication and RSLogix 5000 safety application program indication While the system is running short the contactor feedback to the safety I O All contactors remain energized Initiate Stop command and attempt a Reset command The system does not restart or reset Verify proper machine status indication and RSLogix 5000 safety application program indication Rockwell Automation Publication SAFETY AT092A EN P August 2013 Additional Resources 25 Refer to these publications for more information about related products from Rockwell Automation Resource Description Compact GuardLogix Controllers User Manual publication 1768 0 002 Provides information on configuring operating and maintaining Compact GuardLogix controllers POINT Guard I O Safety Modules Installation and User Manual publication 1734 0 013 Provides information on installing configuring and operating POINT Guard 1 modules GuardLogix Controller Systems Safety Reference Manual publ
24. to switch on a pair of outputs to energize the safety contactors Rockwell Automation Publication SAFETY AT092A EN P August 2013 6 Safety Function Cable Pull Switch Bill of Material This application uses these products Cat No Description Quantity 440E L13137 440E emergency stop device Lifeline 4 cable pull 2 switch 800FM G611MX10 800 push button metal guarded blue R metallatch 1 imount 1 N O contact standard 1005 092 23 Bulletin 100S C safety contactors 2 1768 ENBT CompactLogix EtherNet IP bridge module 1 1768 L43S Compact GuardLogix processor 2 0 Mb standard 1 memory 0 5 Mb safety memory 1768 PA3 Power supply 120 240V AC Input 3 5 A 24V DC 1 1769 ECR Right end cap terminator 1 1734 AENT 24V DC Ethernet adapter 1 1734 TB Module base with removable IEC screw terminals 4 1734 IB8S POINT Guard safety input module 1 1734 OB8S POINT Guard safety output module 1 1783 0505 5 20007 unmanaged Ethernet switch 1 Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 7 Setup and Wiring For detailed information on installing and wiring refer to the publications listed in the Additional Resources on the back cover System Overview The 1734 IB8S input module monitors the inputs from a series of cable pull Switches This method conserves the number of inputs that are used but re
25. velopment processes and procedures are systemic in nature rather than faults associated with hardware that are considered as random Prior to validating the GuardLogix Safety System it is necessary to confirm that the safety system and safety application program have been designed in accordance with the GuardLogix System Safety Reference Manuals publication 1756 RM093 GuardLogix 5560 and Compact GuardLogix controllers and 1756 RM099 GuardLogix 5570 controllers and the GuardLogix Application Instruction Safety Reference Manual 1756 RMO095 Rockwell Automation Publication SAFETY AT092A EN P August 2013 Safety Function Cable Pull Switch 21 GuardLogix Cable Pull Switch Function Verification and Validation Checklist General Machinery Information Machine Name Model Number Machine Serial Number Customer Name Test Date Tester Name s Schematic Drawing Number Controller Name Safety Signature ID Safety Network Number s RSLogix 5000 Software Version Safety Control System Modules GuardLogix Modules Firmware Revision GuardLogix Safety Controller 1768 L43S CompactLogix Ethernet Bridge 1768 ENBT POINT I O Ethernet Adapter 1734 AENT POINT Input Modules 1734 IB8S POINT Output Modules 1734 OB8S GuardLogix Safety System Configuration and Wiring Verification Test Step Verification Pass Fail Changes Modifications Veri
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