"1769-L20, 1769-L30 CompactLogix™ Controllers"
Contents
1. AB Installation Instructions 1769 L20 1769 130 CompactLogix Controllers Cat No 1769 L20 1769 L30 Inside Before YOU Begin ccccccssscscscsececsesesecscsesecscsesenscecsesesecsesesacecsesesenees 2 For More SORA ca cess teases etek cece aed i 2 European Communities EC Directive Compliance pp 4 Hazardous Location Considerations 32 seu AN SR 2 5 CompactLogix Controller Description ec ceeccccseseesseeeeesesetesereeneeen 6 0 EE 6 natalie COnNTOIGT eee ne OF 7 0 8 Assemble TG SVS CI rennes 9 Mount TE SNS TRE ne nn nm 10 Grounding Considerations 9 12 Select the Controller s Operating Mode pp 12 RS 232 Connections to the Controller cccccececcecseeseseteteeeee 13 Default Communication Configuration 14 Using the Channel 0 Default Communication Push 0 15 Troubleshoot the Controller Using the LEDS cece cece 16 Flash Upgrade the Controller FirmwWware 17 SOLE LCL ES LISE pere e eR O 18 DOS OR ee coeteseee eases icaatescetiet 19 Battery Handling Storing and Transporting 0 cccccccceceeeeeees 20 Publication 1769 IN047C EN P April 2003 2 1769 L20 1769 L30 CompactLogix Controllers Before You Begin Use this document as a guide for installing and powering up your 1769 L20 L30 CompactLogix controller system You should already be familiar with the CompactLogix system components You must FLASH upgrade the firmware on your CompactLogix controller bef2. CompactLogix Controllers Grounding Considerations This product is intended to be mounted to a well grounded mounting surface such as a metal panel Additional grounding connections from the controller s mounting tabs or DIN rail Gf used are not required unless the mounting surface cannot be grounded Refer to Industrial Automation Wiring and Grounding Guidelines Allen Bradley publication 1770 4 1 for additional information Select the Controller s Operating Mode Use the keyswitch on the front panel of the controller to determine the controller s operating mode Keyswitch Description Position RUN e Run the program and enable outputs e You cannot create or delete tasks programs or routines You cannot create or delete tags or edit online while the keyswitch is in the RUN position e You cannot change the mode using the programming software while the keyswitch Is in the RUN position PROG Disable outputs Upload projects Create modify and delete tasks programs or routines The controller does not execute scan tasks while the keyswitch is in the PROG position You cannot change the mode through the programming software while the keyswitch is in the PROG position REM Change between Remote Program Remote Test and Remote Run modes through the programming software Remote Run e The controller executes scans tasks e Enable outputs e Edit online Remote Program Disable outputs Create modify and dele
3. Controllers CompactLogix Controller Description 9 wo lt 4 8 88 wo Ka gt lt BAT ooma 5 BATT 0e 8 Comp ictLogix g CompactLogix RUN REM PROG RUN REM o 1 3 1769 L20 controller 1769 L30 controller 1 DIN rail latch 8 Channel 0 RS 232 Port panel mounting tab CE Channel 0 default communication push button tongue and groove slots 10 Channel 1 RS 232 Port 2 3 4 11 Channel 1 RS 232 Port Status LED 5 6 7 Channel 0 RS 232 Port Status LED 14 battery battery connector 1 See Connect the Battery on page 8 for the actual position of the battery System Planning Consider the following when planning your CompactLogix system The CompactLogix controller is always the left most module in the system The controller must be located within four modules of the system power supply Some I O module s may be located up to 8 modules away from the power supply See the documentation for your 1769 I O modules for details The 1769 L20 controller supports up to 8 I O modules in a maximum of 2 I O banks 1 expansion cable allowed The 1769 L30 controller supports up to 16 I O modules
4. designed and tested to meet the following directives EMC Directive This product is tested to meet the Council Directive 89 336 EC Electromagnetic Compatibility EMC by applying the following standards in whole or in part documented in a technical construction file e EN 50081 2 EMC Generic Emission Standard Part 2 Industrial Environment e EN 50082 2 EMC Generic Immunity Standard Part 2 Industrial Environment This product is intended for use in an industrial environment Low Voltage Directive This product is tested to meet Council Directive 73 23 EEC Low Voltage by applying the safety requirements of EN 61131 2 Programmable Controllers Part 2 Equipment Requirements and Tests For specific information required by EN 61131 2 see the appropriate sections in this publication as well as the Allen Bradley publication Industrial Automation Wiring and Grounding Guidelines For Noise Immunity publication 1770 4 1 and the Automation Systems Catalog publication B111 This equipment is classified as open equipment and must be mounted in an enclosure during operation to provide safety protection Publication 1769 IN047C EN P April 2003 1769 L20 1769 L30 CompactLogix Controllers 5 Hazardous Location Considerations This equipment is suitable for use in Class I Division 2 Groups A B C D or non hazardous locations only The following WARNING statement applies to use in hazardous locations WARN
5. in a maximum of 3 I O banks 2 expansion cables allowed Each I O bank requires its own power supply Only one controller can be used in a CompactLogix system A 1769 ECR right end cap or 1769 ECL left end cap is required to terminate the end of the communication bus Publication 1769 IN047C EN P April 2003 1769 L20 1769 L30 CompactLogix Controllers 7 Install the Controller The 1769 L20 and 1769 L30 controllers are suitable for use in an industrial environment when installed in accordance with these instructions Specifically this equipment is intended for use in clean dry environments Pollution Degree 2 and with circuits not exceeding Over Voltage Category I IEC 60664 1 Prevent Electrostatic Discharge ATTENTION Electrostatic discharge can damage integrated circuits or semiconductors if you touch bus connector pins Follow these guidelines when you handle the module e Touch a grounded object to discharge static potential e Wear an approved wrist strap grounding device e Do not touch the bus connector or connector pins e Do not touch circuit components inside the module e If available use a static safe work station e When not in use keep the module in its static shield bag Remove Power ATTENTION Remove power before removing or inserting this module When you remove or insert a module with power applied an electrical arc may occur An electrical arc can cause personal injury or pr
6. it as follows e download a free electronic version from the internet www theautomationbookstore com e purchase a printed manual by contacting your local distributor or Rockwell Automation representative visiting www theautomationbookstore com and placing your order calling 1 800 963 9548 USA Canada or 001 330 725 1574 Outside USA Canada Publication 1769 IN047C EN P April 2003 1769 L20 1769 L30 CompactLogix Controllers 3 Important User Information Because of the variety of uses for the products described in this publication those responsible for the application and use of these products must satisfy themselves that all necessary steps have been taken to assure that each application and use meets all performance and safety requirements including any applicable laws regulations codes and standards In no event will Rockwell Automation be responsible or liable for indirect or consequential damage resulting from the use or application of these products Any illustrations charts sample programs and layout examples shown in this publication are intended solely for purposes of example Since there are many variables and requirements associated with any particular installation Rockwell Automation does not assume responsibility or liability to include intellectual property liability for actual use based upon the examples shown in this publication Allen Bradley publication SGI 1 1 Safety Guidelines for th
7. or 1756 CP3 e 6 01 certified under CSA 622 2 No 142 e UL 508 listed e CE compliant for all applicable directives Class Division 2 Hazardous Location Groups A B C D UL 1604 C UL under CSA C22 2 No 213 EN50081 2 Class A The unit has passed testing at the following levels 4 kV contact 8 kV air 4 kV indirect 10 V m 80 to 1000 MHz 80 amplitude modulation 900 MHz keyed carrier 2 KV 5 kHz 1 kV galvanic gun 10 0 15 to 80 MHz 1 Conducted Immunity frequency range may be 150 kHz to 30 MHz if the Radiated Immunity frequency range is 30 MHz to 1000 MHz Publication 1769 IN047C EN P April 2003 1769 L20 1769 L30 CompactLogix Controllers 19 Dimensions CompactLogix Controller NOTE All dimensions are in mm in Hole spacing tolerance 0 4 mm 0 016 in 1769 L20 controller 1769 L30 controller Height A 118 mm 4 649 in Width B 50 mm 1 97 in Depth C 87 mm 3 43 in See page 10 for CompactLogix System dimensions Compact 1 0 Expansion Cable 1 0 Power Supply and End Cap _ 40 35 4 35 35285 1 58 Taag u38 0 381012 132 5 197 NOTE All dimensions are in mm in Hole spacing tolerance 0 4 mm 0 016 in 122 6 0 2 4 826 0 008 Compact 1 0 Power Supply Compact 1 0 Right End Cap or Cable Left End Cap or Cable l Compact I O expansion cables have the same dimensions as the end caps Expansion cab
8. 03 1769 L20 1769 L30 CompactLogix Controllers 17 Flash Upgrade the Controller Firmware To update the firmware of a controller first install a firmware upgrade kit e An upgrade kit ships on a supplemental CD along with RSLogix 5000 software e To download an upgrade kit go to www ab com Choose Product Support Choose Firmware Updates Update the Controller ie qe RSLogix 5000 software revision 10 0 or later lets you update controller firmware as part of the download sequence To TIP update the controller download your project and follow the prompts of the software Connect the controller s serial port to your workstation You can use either serial port on the 1769 L30 controller Start ControlFLASH software Choose Next gt Select the catalog number of the controller and choose Next gt Expand the network until you see the controller If the required network is not shown first configure a driver for the network in RSLinx software Select the controller and choose OK Control Select the new revision for this update Revision Restrictions gt Select the revision level to which you want to update the controller and choose Next gt IMPORTANT If the Revision list is empty download a new upgrade kit Some older upgrade kits do not work with new controllers To start the update of the controller choose Finish and then Yes After the controller is u
9. Debroux 46 1160 Brussels Belgium Tel 32 2 663 06 00 Fax 32 2 663 06 40 Asia Pacific Headquarters 27 F Citicorp Centre 18 Whitfield Road Causeway Bay Hong Kong Tel 852 2887 4788 Fax 852 2508 1846 Automation Publication 1769 IN047C EN P April 2003 PN 957782 12 Supersedes Publication 1769 IN047B EN P June 2001 2003 Rockwell International Corporation Printed in the U S A
10. ING EXPLOSION HAZARD e Substitution of components may impair suitability for Class I Division 2 e Do not replace components or disconnect equipment unless power has been switched off or the area is known to be non hazardous e Do not connect or disconnect components unless power has been switched off or the area is known to be non hazardous e This product must be installed in an enclosure All cables connected to the product must remain in the enclosure or be protected by conduit or other means e All wiring must comply with N E C article 501 4 b Environnements dangereux Cet quipement est con u pour tre utilis dans des environnements de Classe 1 Division 2 Groupes A B 6 D ou non dangereux La mise en garde suivante s applique une utilisation dans des environnements dangereux DANGER D EXPLOSION AVERTISSEMENT e La substitution de composants peut rendre cet quipement impropre a une utilisation en environnement de Classe 1 Division 2 e Ne pas remplacer de composants ou d connecter l quipement sans s tre assur que l alimentation est coup e et que l environnement est class non dangereux e Ne pas connecter ou d connecter des composants sans s tre assur que l alimentation est coup e ou que l environnement est class non dangereux e Ce produit doit tre install dans une armoire Publication 1769 IN047C EN P April 2003 6 1769 L20 1769 L30 CompactLogix
11. RSLogix 5000 enter the Controller Properties screen and use the Serial Port System Protocol and User Protocol tabs Publication 1769 IN047C EN P April 2003 16 1769 L20 1769 L30 CompactLogix Controllers Troubleshoot the Controller Using the LEDs Indicator Description RUN Off No task s running Controller in Program mode One or more tasks are running Controller is in the Run mode FORCE Off No forces enabled Forces enabled One or more input or output addresses have been forced to an On or Off state but the forces have not been enabled BAT Off Battery supports memory Red o Battery may not support memory replace battery OK No power applied Controller OK Recoverable controller fault Non recoverable controller fault Cycle power The OK LED should change to flashing red If LED remains solid red replace the controller 0 No activity No 1 0 or communications configured Communicating to all modules One or more modules not responding Not communicating to any modules DCHO User configured communications active Default communication configuration active Channel 0 No activity Network activity DH485 Data is being received or transmitted DF1 Channel 1 Off No activity Green Network activity DH485 Green flickering Data is being received or transmitted DF1 1 Ifthe controller does not contain an application controller memory is empty the 1 0 indicator will be off Publication 1769 IN047C EN P April 20
12. ail freight cargo vessel and cargo only aircraft providing certain conditions are met Transport by passenger aircraft is not permitted Shipment of depleted batteries for disposal may be subject to specific regulation of the countries involved or to regulations endorsed by those countries such as the IATA Restricted Articles Regulations of the International Air Transport Association Geneva Switzerland IMPORTANT Regulations for transportation of lithium batteries are periodically revised Publication 1769 IN047C EN P April 2003 1769 L20 1769 L30 CompactLogix Controllers 21 ATTENTION Do not incinerate or dispose of lithium batteries in general trash collection Explosion or violent rupture is possible Batteries should be collected for disposal in manner to prevent against short circuiting compacting or destruction of case integrity and hermetic seal For disposal batteries must be packaged and shipped in accordance with transportation regulations to a proper disposal site The U S Department of Transportation authorizes shipment of Lithium batteries for disposal by motor vehicle only in regulation 173 1015 of CFR 49 effective January 5 1983 For additional information contact U S Department of Transportation Research and Special Programs Administration 400 Seventh Street S W Washington D C 20590 Although the Environmental Protection Agency at this time has no regulations spec
13. e Application Installation and Maintenance of Solid State Control available from your local Rockwell Automation office describes some important differences between solid state equipment and electromechanical devices that should be taken into consideration when applying products such as those described in this publication Reproduction of the contents of this copyrighted publication in whole or part without written permission of Rockwell Automation is prohibited Throughout this publication notes may be used to make you aware of safety considerations The following annotations and their accompanying statements help you to identify a potential hazard avoid a potential hazard and recognize the consequences of a potential hazard Identifies information about practices or circumstances that can cause an explosion ina 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 IMPORTANT Identifies information that is critical for successful application and understanding of the product Publication 1769 IN047C EN P April 2003 4 1769 L20 1769 L30 CompactLogix Controllers European Communities EC Directive Compliance If this product has the CE mark it is approved for installation within the European Union and EEA regions It has been
14. ific to lithium batteries the material contained may be considered toxic reactive or corrosive The person disposing of the material is responsible for any hazard created in doing so State and local regulations may exist regarding the disposal of these materials For a lithium battery material safety data sheet contact the manufacturer Sanyo Energy Corporation 600 Supreme Drive Bensenville IL 60106 Publication 1769 IN047C EN P April 2003 22 1769 L20 1769 L30 CompactLogix Controllers Notes Publication 1769 IN047C EN P April 2003 1769 L20 1769 L30 CompactLogix Controllers 23 Notes Publication 1769 IN047C EN P April 2003 Notes CompactLogix and RSLogix 5000 are trademarks of Rockwell Automation Reach us now at www rockwellautomation com Wherever you need us Rockwell Automation brings together leading brands in industrial automation including Allen Bradley controls Reliance Electric power transmission products Dodge mechanical power transmission components and Rockwell Software Rockwell Automation s unique flexible approach to helping customers achieve a competitive advantage is supported by thousands of authorized partners distributors and system integrators around the world Allen Bradley EELANGEIE DODGE Americas Headquarters 1201 South Second Street Milwaukee WI 53204 USA Tel 1 414 382 2000 Fax 1 414 382 4444 European Headquarters SA NV avenue Herrmann
15. les can be used on either the right or left end A 1769 ECR right end cap or 1769 ECL left end cap is required to terminate the end of the communication bus Publication 1769 IN047C EN P April 2003 20 1769 L20 1769 L30 CompactLogix Controllers Battery Handling Storing and Transporting Cat No 1747 BA containing Sanyo CR14250SE battery cell Handling ATTENTION Do not charge the batteries An explosion could result or the cells could overheat causing burns Do not open puncture crush or otherwise mutilate the batteries An explosion may result and or toxic corrosive and flammable liquids would be exposed Storing Store the lithium batteries in a cool dry environment typically 20 C to 25 C 68 F to 77 F and 40 to 60 relative humidity Transporting One or Two Batteries Up to two batteries can be shipped together within the United States without restriction Regulations governing shipment to or within other countries may differ Three or More Batteries Procedures for the transportation of three or more batteries shipped together within the United States are specified by the Department of Transportation DOT in the Code of Federal Regulations CFR49 Transportation An exemption to these regulations DOT E7052 covers the transport of certain hazardous materials classified as flammable solids This exemption authorizes transport of lithium batteries by motor vehicle r
16. onnector port c The connector is keyed to engage only in the correct polarity 3 Slide the battery door a back until it clicks into position For information on battery handling see page 20 1769 L20 controller 1769 L30 controller Publication 1769 IN047C EN P April 2003 1769 L20 1769 L30 CompactLogix Controllers 9 Assemble the System The controller can be attached to an adjacent I O module or power supply before or after mounting For mounting instructions see Panel Mounting on page 10 or DIN Rail Mounting on page 11 1 Disconnect line power 2 Check that the lever of the adjacent module A is in the unlocked fully right position 3 Use the upper and lower tongue and groove slots B to secure the modules together 4 Move the module back along the tongue and groove slots until the bus connectors line up with each other 5 Use your fingers or a small screwdriver to push the module s bus lever back slightly to clear the positioning tab O 6 Move the module s bus lever fully to the left D until it clicks Ensure it is locked firmly in place ATTENTION When attaching the controller power supply and I O modules it is very important that the bus connectors are securely locked together to ensure proper electrical connection 7 Attach an end cap terminator E to the last module in the system by using the tongue and groove slots as before 8 Lock the end ca
17. operty damage by e sending an erroneous signal to your system s field devices causing unintended machine motion e causing an explosion in a hazardous environment Electrical arcing causes excessive wear to contacts on both the module and its mating connector Worn contacts may create electrical resistance 1 Pollution Degree 2 is an environment where normally only non conductive pollution occurs except that occasionally a temporary conductivity caused by condensation shall be expected 2 Over Voltage Category Il is the load level section of the electrical distribution system At this level transient voltages are controlled and do not exceed the impulse voltage capability of the products insulation 3 Pollution Degree 2 and Over Voltage Category are International Electrotechnical Commission IEC designations Publication 1769 IN047C EN P April 2003 8 1769 L20 1769 L30 CompactLogix Controllers Connect the Battery ATTENTION Do not connect or disconnect the battery unless the environment is known to be non hazardous The controller is shipped with the battery packed separately To connect the battery follow the procedure shown below 1 Slide the battery door a forward IMPORTANT Do not remove the plastic insulation covering the battery The insulation is necessary to protect the battery contacts 2 Insert the battery b into the battery holder Insert the battery connector into the c
18. ore you can use it The controller ships with firmware revision 1 x but must be upgraded to match the version of RSLogix 5000 that you are using e g if you are using RSLogix 5000 V11 you must upgrade your CompactLogix controller firmware to revision 11 x before using it For more information on upgrading your controller s firmware see page 17 For More Information For Information on Refer to this Document Pub No How to use 1769 L20 L30 CompactLogix CompactLogix System User Manual 7 controllers Programming the controller Logix5000 Controllers Common 1756 PM001 Procedures Programming Manual General instructions Logix5000 Controller General 1756 3 Instructions Reference Manual Process control and drives instructions Logix5000 Controller Process Control 6 and Drives Instructions Reference Manual Installing and operating Compact power Compact 1769 Expansion I O Power 1769 IN028 Supplies Installing and operating Compact 1 0 Installing and operating Compact 1 0 analog modules How to use the 1769 ADN DeviceNet adapter module Proper wiring and grounding techniques Supplies Installation Instructions Compact 1769 Expansion MU Installation Instructions for your particular module Compact 1769 1 0 Analog Modules User Manual 1769 UM002 DeviceNet Adapter Module User 1769 UM001 Manual Industrial Automation Wiring and 1770 4 1 Grounding Guidelines If you would like manual you can obtain
19. p bus terminator F Publication 1769 IN047C EN P April 2003 10 1769 L20 1769 L30 CompactLogix Controllers Mount the System ATTENTION During panel or DIN rail mounting of all devices be sure that all debris metal chips wire strands etc is kept from falling into the controller Debris that falls into the controller could cause damage while the controller is energized Minimum Spacing Ti Maintain spacing from enclosure walls on 3 2 wireways adjacent omles el 5 12 lel somm equipment etc Allow 0 Es SE gt 5 mm 2 in of space on all Side ES 5 z 8 sides as shown This provides ventilation and electrical isolation sone aaa Panel Mounting Mount the controller to a panel using two screws per module Use M4 or 8 panhead screws Mounting screws are required on every module Panel Mounting Using the Dimensional Template 15 25 35 35 35 _ 35 28 5 500 985 1 38 4 38 1 38 1 38 1 12 7 132 ur gt 5 197 5 6 5 5 le Se ae a ii 122602 8 3 5 5 4 826 0 008 2 amp amp S NOTE All dimensions are in mm in Hole spacing tolerance 0 4 mm 0 016 in Publication 1769 IN047C EN P April 2003 1769 L20 1769 L30 CompactLogix Controllers 11 Panel Mounting Procedure Using Modules as a Tem
20. pdated the status box displays Update complete Choose OK To close ControlFLASH software choose Cancel and then Yes Publication 1769 IN047C EN P April 2003 18 1769 L20 1769 L30 CompactLogix Controllers Specifications Description Communication Ports User Memory Maximum number of 1 0 modules Supported 1769 L20 controller 1769 L30 controller 1 RS 232 2 RS 232 64K bytes 256K bytes 8 1 0 modules 16 1 0 modules Maximum number of I O banks supported 3 banks Backplane Current Operating Temperature Storage Temperature Relative Humidity Power Supply Distance Rating Vibration Shock Shipping Weight Battery Programming Cable Agency Certification Hazardous Environment Class Radiated and Conducted Emissions Flectrical EMC ESD Immunity IEC61000 4 2 Radiated Immunity IEC61000 4 3 Fast Transient Burst IEC61000 4 4 Surge Immunity IEC61000 4 5 Conducted Immunity IEC61000 4 6 600 mA at 5V de 800 mA at 5V dc 0 mA at 24V de 0 mA at 24V dc 0 to 60 C 32 to 140 F 40 to 85 C 40 to 185 F 5 to 95 non condensing 4 The controller must be within four slot positions of the power supply Operating 10 to 500 Hz 5G 0 030 in peak to peak Operating 30G 11 ms panel mounted 20G 11 ms DIN rail mounted Non operating 40G panel mounted 30G DIN rail mounted 325g 0 715 Ibs 360g 0 792 Ibs 1747 BA containing Sanyo CR14250SE battery cell 1747 CP3
21. plate The following procedure allows you to use the assembled modules as a template for drilling holes in the panel If you have sophisticated panel mounting equipment you can use the dimensional template provided on page 10 Due to module mounting hole tolerance it is important to follow these procedures 1 On a clean work surface assemble no more than three modules 2 Using the assembled modules as a template carefully mark the center of all module mounting holes on the panel 3 Return the assembled modules to the clean work surface including any previously mounted modules 4 Drill and tap the mounting holes for the recommended M4 or 8 screw 5 Place the modules back on the panel and check for proper hole alignment 6 Attach the modules to the panel using the mounting screws If mounting more modules mount only the last one of ME this group and put the others aside This reduces remounting time during drilling and tapping of the next be eroup 7 Repeat steps 1 to 6 for any remaining modules DIN Rail Mounting The controller can be mounted using the following DIN rails e 35 7 5 mm EN 50 022 35 x 7 5 e 35 x 15 mm EN 50 022 35 x 15 Before mounting the controller on a DIN rail close the DIN rail latches Press the DIN rail mounting area of the controller against the DIN rail The latches will momentarily open and lock into place Publication 1769 IN047C EN P April 2003 12 1769 L20 1769 L30
22. ress 0 Control Lines no handshaking Error Detection BCC Embedded Responses auto detect Duplicate Packet Message Detect enabled ACK Timeout 50 x 20 ms NAK Receive Limit 3 retries ENQ Transmit Limit 3 retries Data Bits 8 Stop Bits 1 Publication 1769 IN047C EN P April 2003 1769 L20 1769 L30 CompactLogix Controllers 15 Using the Channel 0 Default Communication Push Button The Channel 0 Default Communication Push Button is located on the front of the controller in the lower right corner as shown in the illustration below Use the Channel 0 Default Communication Push Button to change from the user defined communication configuration to the default communications mode The Channel 0 Default Communications DCHO LED turns on green steady to show when the default communication configuration is active Channel 0 Default Communication Push Communication Push KO x 5 Button CompactLogix5320 CompactLogix5330 e The Default Communication Push Button is recessed e Before pressing the Default Communication Push Button be sure to note the present communication configuration for Channel 0 Pushing the Default Communication Push Button resets all configured parameters back to their default settings To return the channel to its user configured parameters you must enter them manually while online with the controller or download them as part of an RSLogix 5000 Project file To accomplish this online using
23. te tasks programs or routines Download projects Edit online The controller does not execute scan tasks Remote Test Execute tasks with outputs disabled gt Edit online Publication 1769 IN047C EN P April 2003 1769 L20 1769 L30 CompactLogix Controllers 13 RS 232 Connections to the Controller The following illustrations show which cables can be used to connect to the controller To connect two cables to the 1769 L30 controller you must connect the straight cable end to Channel 0 1769 L20 controller 1769 L30 controller NOTE The Channel 0 port is locally grounded Only Channel 1 of the 1769 L30 controller is electrically isolated ATTENTION When you connect or disconnect the serial cable while backplane power is on an electrical arc can occur In T hazardous locations this could cause an explosion 9 pin female D shell right angle cable end 9 pin male D shell straight cable end ra straight cable end right angle cable end 1747 CP3 or 1756 CP3 This cable must be shielded and tied to the connector housing Publication 1769 IN047C EN P April 2003 14 1769 L20 1769 L30 CompactLogix Controllers Default Communication Configuration Channel 0 and Channel 1 1769 L30 controller only have the following default communication configuration Parameter Default Protocol DF1 full duplex Baud Rate 19 2K Parity none Station Add
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