1757-IN092 - Rockwell Automation
Contents
1. 1756 A7 1756 A10 Publication 1756 IN080 1756 A13 1756 A17 Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 9 Power Supply Power Supply Installation Instructions 1756 PA72 C 1756 PB72 B 1756 PA75 B 1756 PB75 B ATTENTION A Publication 1756 IN078 Publication 1756 IN596 To comply with UL restrictions the relay terminals must be powered from a source compliant with Class 2 To comply with the CE Low Voltage Directive LVD the relay terminals must be powered from a source compliant with Safety Extra Low Voltage SELV or Protected Extra Low Voltage PELV The line voltage source for the external dc power source to the SRM Relay Terminals must be the same as that used to power the energizing SRM Chassis Publication 1757 INO92E EN P November 2007 10 ProcessLogix and ControlLogix System Redundancy Module Determine Module Slot Location Install the 1757 SRM module in the appropriate slot in the ControlLogix chassis Slot 0 is the first slot and is always the leftmost slot in the rack Slot 1 Slot3 Slots 1756 A7 chassis is shown in this example Power Supply Chassis Chassis Type series B Recommended Slot Locations for 1757 SRM Module 1756 A4 1 or 2 1756 A7 Aor5 1756 A10 5 or 6 1756 A13 Aord 1756 A17 5 or 6 Installation Requirements Before you assemble your redundant systems make sure your redundant system components are ide2. Installation Instructions yy ProcessLogix and ControlLogix System Redundancy Module Catalog Number 1757 SRM series B Topic Page About This Publication 1 Important User Information 2 Environment and Enclosure 4 Prevent Electrostatic Discharge 5 European Hazardous Location Approval 6 About the Module 7 Redundancy System Assembly 11 Using the 1757 SRM Module Relay Terminals 15 Designate the Primary Chassis and Qualify the System 19 Install or Remove the Module Under Power 22 1757 SRM Module Fault Codes and Display Messages 26 Specifications 30 About This Publication Use this publication as a guide to install the 1757 SRM Series B ProcessLogix and ControlLogix System Redundancy Module into the ProcessLogix or ControlLogix Redundant chassis pair Publication 1757 IN092E EN P November 2007 2 ProcessLogix and ControlLogix System Redundancy Module 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 literature rockwellautomation com 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 respon
3. Vibration IEC 60068 2 6 Test Fc Operating 2 g 10 500 Hz Shock nonoperating IEC 60068 2 27 Test Ea Unpackaged Shock 50 g shock operating IEC 60068 2 27 Test Ea Unpackaged Shock 30 g Emissions CISPR 11 Group 1 Class A ESD immunity IEC 61000 4 2 6 kV contact discharges 8 kV air discharges EFT B immunity IEC 61000 4 4 4 kV at 5 kHz on signal ports Radiated RF immunity IEC 61000 4 3 10V m with 1 kHz sine wave 80 AM from 80 2000 MHz 10V m with 200 Hz 50 Pulse 100 AM at 900 MHz 10V m with 200 Hz 50 Pulse 100 AM at 1890 MHz 3V m with 1 kHz sine wave 80 AM from 2000 2700 MHz Conducted RF IEC 61000 4 6 immunity 10V rms with 1 kHz sine wave 80 AM from 150 kHz 80 MHz Surge transient IEC 61000 4 5 immunity 2 kV line earth CM on shielded ports Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 33 Certifications Certification Value Certifications UL UL Listed Industrial Control Equipment See UL File 65584 when product is marked CSA CSA Certified Process Control Equipment See CSA File LR54689C CSA Certified Process Control Equipment for Class Division 2 Group A B C D Hazardous Locations See CSA File LR69960C FM FM Approved Equipment for use in Class Division 2 Group A B C D Hazardous Locations CE European Union 2004 108 EC EMC Directive compliant with EN 61326 Meas Control Lab Industrial Requirements EN 61000 6 2 Ind
4. Contains general guidelines for installing a Rockwell Automation industrial automation system Contains information about ControlLogix redundancy systems and media Contains information on how to install redundancy module cables for communication between 1757 SRM modules Contains information on how to upgrade module firmware Contains information on how to install configure program and operate a ControlLogix system Contains information on how to install a ControlLogix chassis Contains information on how to install the 1756 PA72 and 1756 PB72 ControlLogix power supplies Contains information on how to install the 1756 PA75 and 1756 PB75 ControlLogix power supplies You can view or download publications at http literature rockwellautomation com To order paper copies of technical documentation contact your local Rockwell Automation distributor or sales representative Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 35 Publication 1757 INO92E EN P November 2007 Rockwell Automation Support Rockwell Automation provides technical information on the Web to assist you in using its products At http support rockwellautomation com you can find technical manuals a knowledge base of FAQs technical and application notes sample code and links to software service packs and a MySupport feature that you can customize to make the best use of these tools
5. For an additional level of technical phone support for installation configuration and troubleshooting we offer TechConnect Support programs For more information contact your local distributor or Rockwell Automation representative or visit http support rockwellautomation com Installation Assistance If you experience a problem with a hardware module within the first 24 hours of installation please review the information that s contained in this manual You can also contact a special Customer Support number for initial help in getting your module up and running United States 1 440 646 3434 Monday Friday 8am 5pm EST Outside United States Please contact your local Rockwell Automation representative for any technical support issues New Product Satisfaction Return Rockwell tests all of its products to ensure that they are fully operational when shipped from the manufacturing facility However if your product is not functioning it may need to be returned United States Contact your distributor You must provide a Customer Support case number see phone number above to obtain one to your distributor in order to complete the return process Outside United States Please contact your local Rockwell Automation representative for return procedure ControlLogix ProcessLogix RSLogix 5000 Logix RSLinx RSNetworx Allen Bradley Rockwell Automation and TechConnect are trademarks of Rockwell Automation Inc
6. Inter 1757 SRM link 2 Check the cable COMM ERR PRT1 Port Communication Check or replace the error Backplane rack communication COMM ERR PRT2 Port2 Communication Check or replace the error Inter 175 7 SRM 1757 SRCxxxfiber optic module communication cable link COMM ERR General Communication No action is required Error DUPL RM Duplicate 1757 SRM Remove this1757 SRM module This module is module not in control EVNT LOG ER Event Log Error No action is required FACT BOOT ae 2 22 rev of factory boot Flash upgrade required code Publication 1757 INO92E EN P November 2007 28 ProcessLogix and ControlLogix System Redundancy Module 1st Error Description Actions Word FLSH UPDT REQD Flash update required Flash upgrade the 1757 SRM module with appropriate firmware revision HDW ERR Hardware failure Replace the 1757 SRM module OS ERR Operating system error Replace the 1757 SRM module RM PWR DOWN 1757 SRM module Check the other Power Down Module modules in the rack detected a DC_Fail condition USR BOOT No firmware application Re flash upgrade the on the module module WDOG ERR Watchdog time out Reset the 1757 SRM module WDOG FAIL Watchdog task failed its Replace the 1757 SRM status check module See Flowchart of Starting a Chassis with a Healthy 1757 SRM Module on page 21 Publication 1757 INO92E EN P November 2007 ProcessLogix and Co
7. Trademarks not belonging to Rockwell Automation are the 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 Vorstlaan Boulevard du Souverain 36 1170 Brussels 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 1757 INO92E EN P November 2007 PN 17541 Supersedes Publication 1757 IN092D EN P November 2003 Copyright 2007 Rockwell Automation Inc All rights reserved Printed in the U S A
8. 24V dc typical To comply with UL restrictions the Relay Terminals must be powered from a source compliant with Class 2 To comply with the CE Low Voltage Directive LVD the Relay Terminals must be powered from a source compliant with the Safety Extra Low Voltage SELV or Protected Extra Low Voltage PELV Pilot duty rating Relay terminals 30V de Class 2 SELV 100mA Wiring category 3 on Relay terminal ports Relay terminals 0 3 2 1 mm 22 14 AWG solid or stranded shielded copper wire rated at 75 C 167 F or greater 1 2 mm 3 64 in insulation max Terminal block torque 0 6 0 8 Nm 5 7 lb in 1 Use this Conductor Category information for planning conductor routing Refer to Industrial Automation Wiring and Grounding Guidelines publication 1770 4 1 Publication 1757 INO92E EN P November 2007 32 ProcessLogix and ControlLogix System Redundancy Module Environmental Specifications Attribute Value Temperature 0 60 C 32 140 F operating IEC 60068 2 1 Test Ad Operating Cold IEC 60068 2 2 Test Bd Operating Dry Heat IEC 60068 2 14 Test Nb Operating Thermal Shock Temperature storage 40 85 C 40 185 F IEC 60068 2 1 Test Ab Unpackaged Nonoperating Cold IEC 60068 2 2 Test Bb Unpackaged Nonoperating Dry Heat IEC 60068 2 14 Test Na Unpackaged Nonoperating Thermal Shock Relative humidity 5 95 noncondensing IEC 60068 2 30 Test Db Unpackaged Damp Heat
9. SRM Module Communication Status Indicator The Inter 1757 SRM module communication status indicator indicates activity on the Inter 1757 SRM module communication link Status Off Red lt 1 second Solid red Flashing Green Conditions e No power has been applied to the 1757 SRM module e There is no Inter 1757 SRM module communication activity The 1757 SRM module has been started and has established partner communication The 1757 SRM module has experienced a critical communication failure e Communication activity is present e Sampled every 250 ms Publication 1757 INO92E EN P November 2007 26 ProcessLogix and ControlLogix System Redundancy Module Chassis State Status Indicator The Chassis State status indicator identifies whether or not the chassis is primary Status Conditions Off e No power has been applied to the 1757 SRM module e The 1757 SRM chassis state is in secondary or failed state Green lt 1 second Powerup with partner 1757 SRM module determining primary state Solid green 1757 SRM chassis state is in a primary state 1757 SRM Module Fault Codes and Display Messages The 1757 SRM module faults fall into four categories Fault Type Minor Recoverable Minor Nonrecoverable Major Recoverable Major Nonrecoverable Description e The fault does not stop redundancy operations and provides you with a recovery mechanism e The 1757 SRM module may clear some minor recoverabl
10. cognize the consequences SHOCK HAZARD Labels may be on or inside the equipment such as a drive or motor to alert people that dangerous voltage may be present BURN HAZARD Labels may be on or inside the equipment such as a drive or motor to alert people that surfaces may reach dangerous temperatures IAE Publication 1757 IN092E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 3 North American Hazardous Location Approval The following information applies when operating this equipment in hazardous locations Products marked CLI DIV 2 GP A B C D are suitable for use in Class Division 2 Groups A B C D Hazardous Locations and nonhazardous locations only Each product is supplied with markings on the rating nameplate indicating the hazardous location temperature code When combining products within a system the most adverse temperature code lowest T number may be used to help determine the overall temperature code of the system Combinations of equipment in your system are subject to investigation by the local Authority Having Jurisdiction at the time of installation EXPLOSION HAZARD Do not disconnect equipment unless power has been removed or the area is known to be nonhazardous Do not disconnect connections to this equipment unless power has been removed or the area Is known to be nonhazardous Secure any external connections that mate to this equipment by
11. e faults on its own e The fault does not stop redundancy operations e No recovery mechanism is available The fault will impact redundancy operations although the effect may not be immediate For example if the fault occurred in the secondary 1757 SRM module it may not affect control until the primary 1757 SRM module fails e The fault is a critical fault Redundancy operations will cease e A switchover may occur e No recover mechanism is available e The module may need to be replaced Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 27 All fault types are logged in the 1757 SRM module s event log which is stored in nonvolatile memory See the ControlLogix Controllers Users Manual publication 1756 UM001 for a description of how to access the 1757 SRM module event log In addition to the event log the 1757 SRM module displays major faults on the module s four character status display in one of two ways two through four character word abbreviations and alpha numeric codes 1st Error Description Actions Word CFG LOG ERR Configuration log error No action is required COMM RSRC ERR Communication resource Reset the 1757 SRM error module COMM RSRC ERR PRT1 Port Communication Reset the 1757 SRM resource error on module and check the Backplane rack COMM RSRC ERR PRT2 Port2 Communication 1 Reset the resource error on 1757 SRM module
12. ec ce produit La substitution de composants peut rendre cet quipement inadapt une utilisation en environnement de Classe Division 2 S assurer que l environnement est class non dangereux avant de changer les piles Publication 1757 INO92E EN P November 2007 4 ProcessLogix and ControlLogix System Redundancy Module Environment and Enclosure This equipment is intended for use in a Pollution Degree 2 industrial environment in overvoltage Category Il applications as defined in IEC A publication 60664 1 at altitudes up to 2000 m 6561 ft without derating This equipment is considered Group 1 Class A industrial equipment according to IEC CISPR Publication 11 Without appropriate precautions there may be potential difficulties ensuring electromagnetic compatibility in other environments due to conducted as well as radiated disturbance This equipment is supplied as open type equipment It must be mounted within an enclosure that is suitably designed for those specific environmental conditions that will be present and appropriately designed to prevent personal injury resulting from accessibility to live parts The enclosure must have suitable flame retardant properties to prevent or minimize the spread of flame complying with a flame spread rating of 5VA V2 V1 VO or equivalent if non metallic The interior of the enclosure must be accessible only by the use of a tool Subsequent sections of this publication ma
13. end of the redundancy module cable to it Fiber optic Port 1757 SRCxx Fiber optic Cable 1m 3 ft 3 m 9 ft 10 m 30 ft 50 m 150 ft and 100 m 300 ft lengths For additional information see the Redundancy Module Cable Installation Instructions publication 1757 IN014 Publication 1757 INO92E EN P November 2007 12 ProcessLogix and ControlLogix System Redundancy Module Custom Cables If you need more than 100 meters 300 feet of distance between the primary and secondary controller chassis use your own custom fiber optic cable Fora custom cable e limit total light loss through the cable to less than or equal to 7 dB at 1300 nm wavelength e limit total cable length to less than or equal to 4 km 2 49 mi e use high quality 62 5 125 micron multi mode fiber optic cable e use professionally installed SC connectors to connect to the 1757 SRM modules Place the Primary and Redundant Modules Place a 1757 SRM module in corresponding slots in the primary and redundant chassis For example if you place a module in slot five of the primary chassis you must place the second module in slot five of the redundant chassis Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 13 WARNING When you insert or remove the module while backplane power is on an electrical arc can occur This could cause an explosion in AN hazardous location installations Be sure t
14. g of the Normally Open connection Attach the shield to terminal 3 Leave the opposite end of the shield unconnected Refer to Specifications on page 30 for a cable listing Publication 1757 INO92E EN P November 2007 16 ProcessLogix and ControlLogix System Redundancy Module User relay Example Application Connection to an External Switchbox You can use an external switchbox connected to a user relay on the 1757 SRM series B module to determine which Logix controller you will attach to the other RS232 devices on the serial link You must assemble an external switchbox to direct serial port devices to one controller of a pair of redundant Logix controllers Rockwell Automation does not supply the external switchbox with the modules This example illustrates a connection scheme with one single pole double throw switch for each RS232 signal The external power supply output should not exceed the ratings of the external switchbox coil The line voltage source for the external dc power source to the SRM Relay Terminals must be the same as that used to power the energizing SRM Chassis Use the same line voltage that provides power to Chassis A to which user relay connections are made to provide input power to the external power supply If you use the same line voltage and your system experiences a line failure to your primary chassis and external power supply the external switchbox will switch over to Chassis B Failure to use an ap
15. hat power is removed or the area is nonhazardous before proceeding Repeated electrical arcing causes excessive wear to contacts on both the module and its mating connector Worn contacts may create electrical resistance that can affect module operation 1 Align the circuit board with top and bottom guides in the chassis 2 Slide the module into the chassis making sure the module backplane connector properly connects to the chassis backplane The module is properly installed when it is flush with other installed modules To remove the module push down on the locking clips at the top right and bottom left of each module Slide the module out of the chassis Publication 1757 INO92E EN P November 2007 14 ProcessLogix and ControlLogix System Redundancy Module Wire to the Separable Terminal Block Connector If you are using your 1757 SRM modules with the user relay you need to wire to the separable block connector and plug it into the relay s terminal 1 Before attaching the separable terminal block connector to the wiring feed the wire through a ferrite core keeping the ferrite core as close to the end of the insulation of the wire as possible Use the ferrite core manufactured by Steward part number 28A2029 0A0 WARNING If you connect or disconnect wiring while the field side power Is on an electrical arc can occur This could cause an AN explosion in hazardous location installations Be sure tha
16. ipment must be used only with ATEX certified backplanes Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 7 About the Module Use this illustration to identify the external features of the module Front View of 1757 SRM Module with Door Open REDUNDANCY MODULE ooo PR COM OK D Status Indicators User Relay Terminal Before You Begin Before you install the module make sure you e know how to handle the module See Prevent Electrostatic Discharge on page 5 e understand redundant systems and redundant media For additional information see the ControlLogix Redundancy System User Manual publication 1756 UM523 If you are using a ProcessLogix system search for the appropriate Knowledge Builder documentation at http www rockwellautomation com knowledgebase Publication 1757 INO92E EN P November 2007 8 ProcessLogix and ControlLogix System Redundancy Module Parts List You will need these components 1756 A4 1756 A7 1756 A10 1757 SRM 17 56 PA72 1756 PA75 1757 SRCxxx 1756 A13 or 1756 A17 Chassis Modules 1756 PB72 or 1756 PB75 Fiber optic Cable Power Supplies Prepare the Chassis for Module Installation Before you install the module you must install and connect a ControlLogix chassis and power supply 1756 A7 Chassis Power Supply Chassis Type series B Chassis Installation Instructions 1756 A4
17. isplay ERSS Txxx 227 DISO SYNC PRIM BOOT ERAS PROG Exxxl2 message Cause Testing four character display at startup 1757 SRM module self test at startup Resolving transition state Disqualified secondary chassis Qualified secondary chassis Primary chassis Boot mode awaiting further instructions Boot mode erasing firmware Boot mode loading new firmware Major fault situation The shifted message string will alternate with the error ID code 1 xxx represents a hexadecimal test identification number 2 xxx represents an error or fault code with the two least significant characters in decimal Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 25 Health Status Indicators The Health status indicator reveals if power has been applied to a module and if it is operating correctly Status Off Solid red Flashing red Solid green Flashing green Conditions No power has been applied to the 1757 SRM module e The module is conducting a self test while it is being started e The 1757 SRM module has experienced a critical failure e The 1757 SRM module is experiencing an NVS update e The 1757 SRM module has experienced a noncritical failure e The 1757 SRM module has been configured improperly The 1757 SRM module is operating normally The 1757 SRM module is operating normally but is not communicating with other modules Inter 1757
18. ns viewing the optical port may expose the eye to hazard When viewed under some conditions the optical port may A expose the eye beyond the maximum permissible exposure recommendations Publication 1757 INO92E EN P November 2007 6 ProcessLogix and ControlLogix System Redundancy Module European Hazardous Location Approval European Zone 2 Certification The following applies when the product bears the EEx Marking This equipment is intended for use in potentially explosive atmospheres as defined by European Union Directive 94 9 EC The LCIE Laboratoire Central des Industries Electriques certifies that this equipment has been found to comply with the Essential Health and Safety Requirements relating to the design and construction of Category 3 equipment intended for use in potentially explosive atmospheres given in Annex II to this Directive Compliance with the Essential Health and Safety Requirements has been assured by compliance with EN 60079 15 This equipment is not resistant to sunlight or other sources of UV radiation This equipment must be installed in an enclosure providing at least IP54 protection when applied in Class Zone 2 environments This equipment shall be used within its specified ratings defined by Allen Bradley Provision shall be made to prevent the rated voltage from being exceeded by transient disturbances of more than 40 when applied in Class Zone 2 environments This equ
19. ntical Specifically these items must match primary and secondary redundant control chassis with all modules in the exact same order slot for slot e firmware revisions of all module partners If the primary and secondary redundant systems are not assembled identically and are not comprised of modules with matching firmware revisions the 1757 SRM module cannot qualify the secondary chassis to the primary chassis Publication 1757 IN092E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 11 Redundancy System Assembly When you assemble the primary and secondary chassis for redundancy you assemble them just as you would any ProcessLogix or ControlLogix chassis with the exception that for redundancy you need to assemble two identical chassis If you are adding redundancy to an already operational ProcessLogix or ControlLogix system shut off your process to install the 1757 SRM module and designate the primary system You may also have to use RSNetworx software to configure keeper information in the secondary ControlNet communication module if the master keeper for ControlNet communication is in the primary chassis You may also need to enable redundancy in your RSLogix 5000 software application and remove any 1 0 modules from the chassis Connect the Fiber optic Cable Prior to installing the 1757 SRM module into the rack locate the module s fiber optic port and connect one
20. ntrolLogix System Redundancy Module 29 Alpha Numeric Error Codes The fault code is a four character alpha numeric string Valid characters are 0 9 and A through Z except S and O The first character is always E Each firmware subsystem within the 1757 SRM module is assigned a range of fault codes Each subsystem assigns fault codes within its range Valid Character String Range Subsystem Indication Error The subsystem in which the error was detected The subsystem function or group of functions in which the error was detected The specific error Range Subsystem E 0__ Backup Control Object E A__ RM State Machine E 1__ OS Board Support Package E B__ Event Log Device Driver E 2 _ Chassis Profile Object E C__ Object Communication E 3__ Coordinated System Time E D__ Wall Clock Time Object Object E 4__ Device Object E E__ Non maskable Interrupt Service Routine E 5__ Extended Log Object E F__ Nonvolatile Storage Object E 6__ Event Log Object E G__ RM Fault Handler E 7__ Backup Communication E H__ Self Test Object Object E 8__ ICP Toolkit E 1 Workstation Display Object E 9__ Indicator Device Driver E J__ Industrial Control Platform Object E K__ RM Watchdog Manager Publication 1757 IN092E EN P November 2007 30 ProcessLogix and ControlLogix System Redundancy Module If you encounter one of these error codes write the Exxx code down and contact Rockwell Automation Product Su
21. pport by using one of the methods described on the back cover Recovery Messages For certain faults the module status display will provide recovery instructions Up to four four character words will be displayed Recovery Description Instruction Code RPLC MOD Replace the module RSET MOD Reset the module REMV MOD Remove the module SEAT MOD Reinsert the module into the chassis Specifications System Redundancy Module Series B 1757 SRM Attribute Value Backplane current 0 75 A 3 3V de 1 0 5 1V de 0 160 24V dc Dimensions Standard ControlLogix chassis 2 slots wide HxWxD approx 14 5 x 7 x 14 cm 5 71 x 2 76 x 5 51 in Weight approx 0 452 kg 14 53 oz Mounting ControlLogix chassis Enclosure type rating None open style IEC temperature code T4 North American T4A temperature code Publication 1757 IN092E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 31 Attribute Value Power dissipation max 11 28 W Thermal dissipation max 38 49 BTU hr Isolation voltage 30V continuous Basic Insulation Type Type tested at 853V ac for 60 s Relay Terminals to system Redundancy Cable 1757 SRCxxx Attribute Value Connector SC type fiber optic Cable type 62 5 125 micron multi mode fiber optic cable Channels 1 transmit and receive fiber Wavelength 1300 nm User Relay Terminal Attribute Value Power requirements 11 30V dc 270 mA
22. propriately rated switchbox may result in an explosion hazard When installing this equipment in a Class 1 Division 2 hazardous location select an external switchbox that is appropriately certified for use in this environment Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 17 External Switchbox Connections to Logix controller Serial Port Primary Chassis Secondary Chassis Line 1757 SRM B Voltage so Line Voltage RS232 RS732 Device Chassis Ground Device Terminal External Switchbox A External Chassis Ground Power Terminal Source To Other RS232 Devices One Switch per Signal Line Required Ferrite Core User Relay Terminal Publication 1757 INO92E EN P November 2007 18 ProcessLogix and ControlLogix System Redundancy Module Flash Upgrade the Modules Back up any programs or data that you have saved to a device When you upgrade firmware all old data will be overwritten To flash upgrade the modules to the latest firmware revision perform this procedure 1 Ve 8 Go to http support rockwellautomation com and download the latest firmware revision for your 1757 SRM module Download and install the Control FLASH Firmware Upgrade Kit Apply power to only one redundant chassis Wait for the module to roll display FACT BOOT FLSH UPDT REQD Start your ControlIFLASH Firmware Upgrade Kit and apply the latest firm
23. s lower slot hig Major 1757 SRM module reports faults Fault State and status via Health Status display Exxx four character display and or Release backplane lock backplane y No 1757 SRM fouls deactivates User Relay upon entering a major fault state Begin search for other module v No Partner Chassis None no partner _ Ten second display PRIM DES chassis 2 startup search period y No y No Module found Partner also during start a 3 8 Partner also in Powerup display 2 4 es Redundancy compliant Partner already primary No Partner is Primary ET ne Yes Notify module of Partner is disqualified secondary display PRIM No lt 1757 SRM presence After the release of the backplane lock the 1757 SRM module has 200 ms to notify any waiting modules Publication 1757 INO92E EN P November 2007 22 ProcessLogix and ControlLogix System Redundancy Module Install or Remove the Module Under Power You can install or remove this module while chassis power is applied WARNING When you insert or remove the module while backplane power is on an electrical arc can occur This could cause an explosion in hazardous AN location installations Be sure that power is removed or the area is nonhazardous before proceeding Repeated elec
24. s until you have read the instructions for designating the primary chassis Do not attempt to designate a primary chassis without first upgrading the factory boot firmware on the 1757 SRM module Refer to Flash Upgrade the Modules on page 18 before you designate the primary chassis and qualify the system Designate the Primary Chassis The chassis that you apply power to first is automatically designated as the primary chassis The 1757 SRM module will display PRIM on the module s four character display to acknowledge that this chassis is the primary control chassis Publication 1757 INO92E EN P November 2007 20 ProcessLogix and ControlLogix System Redundancy Module If both modules are have power applied to simultaneously the module with the lowest serial number will be designated as the primary chassis and will display PRIM on the module s four character display In addition the PRI status indicator on the primary 1757 SRM module will be green On the 1757 SRM module the normally open NO contacts of the user relay will be closed The secondary chassis displays either DISQ or SYNC depending on the state of the secondary chassis In addition the PRI status light on the secondary 1757 SRM module will not be illuminated On 1757 SRM module the NO contacts of the user relay will be open Qualify the System When you first apply power to the designated primary and secondary chassis the redundant system will begin to q
25. sible 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 diagrams 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 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 IMPORTANT ste us that is critical for successful application and understanding of e product ATTENTION Identifies information about practices or circumstances that can lead to personal injury or death property damage or economic loss Attentions help you to identify a hazard avoid a hazard and re
26. t power is removed or the area is nonhazardous before proceeding 2 Connect the optional field wiring to the separable terminal block connector and plug it into the user relay terminal Refer to Using the 1757 SRM Module Relay Terminals on page 15 for more information on terminal designations Ferrite Core User Relay Terminal Publication 1757 IN092E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 15 Using the 1757 SRM Module Relay Terminals The user relay is available only on the 1757 SRM series B module The relay will energize when the module determines that it is in a primary control chassis The relay has these three terminals e Normally Open NO e Normally Open Contact NC e Chassis Ground Terminal GND E A 1 Normally Open Contact A Normally Open Contact a A 3 Shield termination connection Functional Earth The line voltage source for the external de power source to the SRM Relay Terminals must be the same as that used to power the energizing SRM Chassis Normally Open The Normally Open contact is located on terminals 1 and 2 The contact is closed when the relay is energized These are the user relay contact ratings e Maximum Switching Voltage 30V dc e Maximum Switching Current 100 mA Chassis Ground Terminal Terminal 3 is connected to chassis ground It is intended for use with a shielded two conductor cable for field wirin
27. trical arcing causes excessive wear to contacts on both the module and its mating connector Worn contacts may create electrical resistance that can affect module operation Resetting the 1757 SRM Module There are two ways that you can reset the module e If you can cycle power to the chassis without losing control of your process then cycle power to the chassis e If you would lose control of the process by removing power to the chassis then do not cycle power the chassis The module can be removed from the chassis and reinserted Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 23 Remove or Replace the Module Ty 0 O L 1 Push on upper and lower module tabs to disengage them 2 Slide the module out of the chassis If you want to resume system operation with an Identical module you must install the new module in the same slot Publication 1757 INO92E EN P November 2007 24 ProcessLogix and ControlLogix System Redundancy Module Interpret Status Indicators Fit 1757 SRM mms has these diagnostic status indicators REDUNDANCY MODULE MODULE cy a Module Status Display See page 24 Health Status Indicator See page 25 Chassis State Status Indicator Inter 1757 SRM See page 26 Communication Status Indicator See page 25 Module Status Display The module status display provides diagnostic information D
28. ualify them During qualification the primary modules are compared with the secondary module partners to verify that the hardware and firmware are compatible If the 1757 SRM module displays Then SYNC after the chassis has been The chassis configuration and the firmware revision started and qualified levels are compatible DISQ problem exists Important The secondary e with the chassis configuration 1757 SRM module will initially e with incompatible firmware revision levels display DISO until it completes the between the primary and secondary modules qualification process This may take see Flowchart of Starting a Chassis with a 1 3 minutes Healthy 1757 SRM Module on page 21 e if the ControlNet module partners Keeper parameters are not the same e if the ControlNet MAC IDs are not set to the Same node address Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 21 Flowchart of Starting a Chassis with a Healthy 1757 SRM Module 1757 SRM module Lock backplane to stall Perform Self Test is started faster starting modules P display Txxx Assert SYS_FAIL lt No Pass Self Test The 1757 SRM module waits up to five seconds a Yes for a more slowly starting 1757 SRM module gt Is another 1757 SRM module present Rel j ine Other 1757 SRM module elease DACKPIANE OCR lt out of Powerup orina Ye
29. using screws sliding latches threaded connectors or other means provided with this product Substitution of components may impair suitability for Class Division 2 If this product contains batteries they must only be changed in an area known to be nonhazardous Informations sur l utilisation de cet quipement en environnements dangereux Les produits marqu s CLI DIV 2 GP A B C D ne conviennent qu une utilisation en environnements de Classe Division 2 Groupes A B C D dangereux et non dangereux Chaque produit est livr avec des marquages sur sa plaque d identification qui indiquent le code de temp rature pour les environnements dangereux Lorsque plusieurs produits sont combin s dans un syst me le code de temp rature le plus d favorable code de temp rature le plus faible peut tre utilis pour d terminer le code de temp rature global du syst me Les combinaisons d quipements dans le syst me sont sujettes inspection par les autorit s locales qualifi es au moment de l installation RISQUE D EXPLOSION Couper le courant ou s assurer que l environnement est class non dangereux avant de d brancher l quipement Couper le courant ou s assurer que l environnement est class non dangereux avant de d brancher les connecteurs Fixer tous les connecteurs externes reli s cet quipement l aide de vis loquets coulissants connecteurs filet s ou autres moyens fournis av
30. ustrial Immunity EN 61000 6 4 Industrial Emissions EN 61131 2 Programmable Controllers Clause 8 Zone A amp B C Tick Australian Radio Communication Act compliant with AS NZS CISPR 11 Industrial Emissions EEx European Union 94 9 EC ATEX Directive compliant with EN 60079 15 Potentially Explosive Atmospheres Protection n Zone 2 TUV Certified for Functional Safety up to and including SIL 72 See the Product Certification link at http ab com for Declarations of Conformity Certificates and other certification details 2 When used with specified firmware revisions Publication 1757 INO92E EN P November 2007 34 ProcessLogix and ControlLogix System Redundancy Module Additional Resources These documents contain additional information concerning related Rockwell Automation products Resource Industrial Automation Wiring and Grounding Guidelines publication 1770 4 1 ControlLogix Redundancy System User Manual publication 1756 UM523 Redundancy Module Cable Installation Instructions publication 1757 IN014 ControlFLASH Firmware Upgrade Kit Quick Start publication 1756 08105 ControlLogix Controllers User Manual publication 1756 UM001 ControlLogix Chassis Series B Installation Instructions publication 1756 IN080 ControlLogix Power Supplies Installation Instructions publication 1756 IN078 ControlLogix Power Supplies Installation Instructions publication 1756 IN596 Description
31. ware to the module For additional information on identifying and upgrading your 1757 SRM module see the Control FLASH Firmware Upgrade Kit Quick Start publication 1756 QS105 Make sure you know the serial number from your original firmware disk To upgrade to the latest firmware revision such as 4 x you will need to provide the original serial number If you don t have the serial number refer to Rockwell Automation Support on the back cover Verify that the module displays PRIM indicating a successful flash upgrade Turn off the power to the redundant chassis used in step 3 Apply power to the other redundant chassis Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 19 9 Wait for the module to roll display FACT BOOT FLSH UPDT REQD 10 Start your ControlFLASH Firmware Upgrade Kit and apply the latest firmware to the module If the flash upgrade is disrupted cycle power to the chassis The module will roll display either FACT BOOT FLSH UPDT REOD or USER BOOT FLSH UPDT REQD Repeat the flash upgrade process Designate the Primary Chassis and Qualify the System Once you assemble the chassis you must designate the primary chassis and then qualify the system so that all module pairs are at compatible firmware revision levels Applying power to the chassis is crucial to designating the primary and secondary chassis Do not apply power to the chassi
32. y contain additional information regarding specific enclosure type ratings that are required to comply with certain product safety certifications In addition to this publication see e Industrial Automation Wiring and Grounding Guidelines for additional installation requirements Allen Bradley publication 1770 4 1 e NEMA Standards publication 250 and IEC publication 60529 as applicable for explanations of the degrees of protection provided by different types of enclosure Publication 1757 INO92E EN P November 2007 ProcessLogix and ControlLogix System Redundancy Module 5 Prevent Electrostatic Discharge This equipment is sensitive to electrostatic discharge which can cause Internal damage and affect normal operation Follow these guidelines when you handle this equipment e ouch a grounded object to discharge potential static e Wear an approved grounding wriststrap e Do not touch connectors or pins on component boards e Do not touch circuit components inside the equipment e Use a static safe workstation if available e Store the equipment in appropriate static safe packaging when not in use Programmable Electronic Systems ferrite Personnel responsible for the application of safety related Programmable Electronic Systems PES shall be aware of the safety requirements in the application of the system and shall be trained in using the system gt i Optical Ports Under certain conditio
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