Manuals+

CompactLogix Controllers Installation Instructions

Cat. No. 1768-L43, 1768-L43S, 1768-L45, 1768-L45S

Table of Contents

Customer Notice

Solid-state devices differ in operating characteristics from electro-mechanical devices. The document "Safety Guidelines for the Application, Installation and Maintenance of Solid State Controls" (Pub. No. SGI-1.1), available from Rockwell Automation sales offices or online at http://www.rockwellautomation.com/literature/, describes the important differences between solid-state devices and hard-wired electro-mechanical devices. Because of these differences and the variety of applications for solid-state devices, the person responsible for the device's use must confirm that its intended use is appropriate.

Rockwell Automation, Inc. is not responsible for any indirect or consequential damages resulting from the use or application of this equipment.

The diagrams and program examples in this document are provided to help you understand the text more easily. They do not guarantee operation as a result. Because the values and conditions in individual applications vary so much, Rockwell Automation makes no guarantee of results from using the applications described in the diagrams.

Rockwell Automation, Inc. assumes no responsibility for any patent infringement that may result from the use of the information, circuits, equipment, or software described in this document.

Reproduction of the contents of this document, in whole or in part, without written permission of Rockwell Automation, Inc. is prohibited.

This document uses the following symbols to indicate warnings and precautions that may occur in specific situations:

Warning ⚠️: Indicates information that could result in personal injury or death, property damage, or economic loss, or that could cause a hazardous environment to explode.

Important: Indicates information that is especially important for the correct use and understanding of the product.

Caution ⚠️: Indicates information that could result in personal injury or death, property damage, or economic loss, or that could cause a hazardous environment. These precautions help identify, avoid, and recognize potential consequences.

Electric Shock Hazard ⚡: Indicates that a label is placed on or inside the equipment to alert you to the presence of hazardous voltage.

Hot Surface Hazard ?: Indicates that a label is placed on or inside the equipment to alert you to the presence of a hazardous temperature.

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Environment and Enclosure

Caution ⚠️: This equipment is intended for use in industrial environments with Pollution Degree 2, Overvoltage Category II applications (as defined in IEC Pub. No. 60664-1), and altitudes up to 2000m (6562 ft) without derating.

This equipment is considered a Class A, Group 1 industrial device according to IEC/CISPR Pub. No. 11. Without proper precautions, it can be difficult to avoid electromagnetic interference in other environments due to conducted and radiated disturbances.

This equipment is shipped as an "open type" device. It must be installed in an enclosure that is designed to meet the specific environmental conditions present and is properly designed to prevent contact with live parts that could cause injury to personnel. The enclosure must be made of a material that has adequate flame-retardant properties to prevent or minimize the spread of fire, and its flammability rating must be 5VA, V2, V1, or V0 (or equivalent) for non-metallic materials. Access to the interior of the enclosure must be restricted to use with tools only. The following sections of this document provide additional information on the specific enclosure ratings required to meet the safety requirements of certain products.

Other References:

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Hazardous Locations Standards (EU)

The following information applies when installing 1768-L43S controllers or 1768-L45S controllers in European Zone 2 locations. Consider the following:

European Zone 2 Approval (If your product has the EX mark, the following applies):

This equipment is intended for use in atmospheres with a risk of explosion as defined by European Union Directive 94/9/EC. It has been found to comply with the Essential Health and Safety Requirements of Directive 94/9/EC, Annex II, for Category 3 equipment intended for use in Zone 2 (atmospheres with a risk of explosion).

Compliance with the Essential Health and Safety Requirements is demonstrated by compliance with EN 60079-15 and EN 60079-0.

General Safety Information for 1768-L43S Controllers and 1768-L45S Controllers

Caution ⚠️: The party responsible for the application of safety-related programmable electronic systems (PES) must be aware of the safety requirements for the application of this system and must be trained to use the system.

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Hazardous Locations Standards (North America)

The following information applies when operating this equipment in hazardous locations.

Products marked "CL I, DIV 2, GP A, B, C, D" are suitable for use in Class I 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.

Warning ⚠️: EXPLOSION HAZARD -

The following information applies when operating this equipment in hazardous locations.

Les produits marqués "CL I, DIV 2, GP A, B, C, D" ne conviennent qu'à une utilisation en environnements de Classe I Division 2 Groupes A, B, C, D dangereux et non dangereux. Chaque produit est livré avec des marquages sur sa plaque d'identification qui indiquent le code de température pour les environnements dangereux. Lorsque plusieurs produits sont combinés dans un système, le code de température le plus défavorable (code de température le plus faible) peut être utilisé pour déterminer le code de température global du système. Les combinaisons d'équipements dans le système sont sujettes à inspection par les autorités locales qualifiées au moment de l'installation.

AVERTISSEMENT ⚠️: RISQUE D'EXPLOSION

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The following information applies when operating this equipment in hazardous locations.

Warning ⚠️: EXPLOSION HAZARD -

Warning ⚠️: EXPLOSION HAZARD -

Caution ⚠️: This equipment is intended for use in industrial environments with Pollution Degree 2, Overvoltage Category II applications (as defined in IEC Pub. No. 60664-1), and altitudes up to 2000m (6562 ft) without derating.

This equipment is considered a Class A, Group 1 industrial device according to IEC/CISPR Pub. No. 11. Without proper precautions, it can be difficult to avoid electromagnetic interference in other environments due to conducted and radiated disturbances.

This equipment is shipped as an "open type" device. It must be installed in an enclosure that is designed to meet the specific environmental conditions present and is properly designed to prevent contact with live parts that could cause injury to personnel. The enclosure must be made of a material that has adequate flame-retardant properties to prevent or minimize the spread of fire, and its flammability rating must be 5VA, V2, V1, or V0 (or equivalent) for non-metallic materials. Access to the interior of the enclosure must be restricted to use with tools only. The following sections of this document provide additional information on the specific enclosure ratings required to meet the safety requirements of certain products.

Other References:

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Required System Components

The following three components are required to mount the controller:

Minimum Mounting Clearance Requirements

Maintain the following clearances from enclosure walls, conduit, and other equipment:

Diagram showing clearances around the controller module.

Important: Maintaining these clearances helps prevent module overheating in most situations. Refer to "Specifications" on page 33 for acceptable temperature ranges.

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Module Placement

1768 Backplane (Local)

1768 Controller, Power Supply, and I/O Modules

Remote Bank

1769 Power Supply and I/O Modules

Diagram showing local and remote bank configurations.

Important: The 1768 CompactLogix Power Supply provides power to the 1768 system in conjunction with the controller. Therefore, the distance rating for the 1768 CompactLogix system differs from the distance rating for the 1769 CompactLogix system. For the 1768 system, the distance rating is between the 1769 I/O modules and the controller. For the 1769 system, the distance rating is between the 1769 I/O modules and the power supply.

Follow these requirements to determine the proper placement of 1768 controllers, power supplies, 1768 I/O modules, and 1769 I/O modules:

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Important: Never place a 1769 Power Supply in the local bank with a 1768 controller. This will cause a major fault.

Controller Maximum Number of Local 1768 Modules Maximum Number of 1769 I/O Modules (Local and Remote)
1768-L43, 1768-L43S 2 16
1768-L45, 1768-L45S 4 30

Controller Mounting

Follow these steps to mount the controller:

  1. Mount the controller to a panel or DIN rail.

Important: If you are mounting the controller to a DIN rail, do not use screws. Securing the controller to the DIN rail with screws can damage the mounting tabs.

  1. Verify the mounting.
  2. Connect the controller.
  3. Configure the serial or Ethernet driver.
  4. Install the CompactFlash card (optional).
  5. Download and install the controller firmware.

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Controller Panel Mounting

Follow these steps to mount the controller using flat head screws:

  1. Connect the CompactLogix modules to each other as shown on page 11, "Controller DIN Rail Mounting."
  2. Use the controller as a template to mark pilot holes on the panel.
  3. Drill pilot holes for M4 or #8 screws.

Caution ⚠️: During the installation of all equipment, prevent metal chips or wire scraps from entering the controller or I/O modules. If chips enter the controller or modules, they can cause damage when the controller is energized.

  1. Tighten M4 or #8 screws to 1.16 Nm (10 lb-in.) torque to mount the controller to the panel.
  2. Use the provided ground lug to ground the modules to the ground bus.
  3. Connect the ground bus to the panel or DIN rail's functional ground.

Controller DIN Rail Mounting

Caution ⚠️: This product is chassis ground to the DIN rail. For proper grounding, use a zinc-plated, chromate-treated DIN rail. Other DIN rail materials (such as aluminum or plastic) that may corrode or oxidize, or that have poor conductivity, may cause improper or intermittent grounding. Secure the DIN rail to the mounting surface approximately every 200 mm (7.87 inches) and use end anchors as appropriate.

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1768 Component Mounting

Follow these steps to mount the controller:

  1. Mount the controller to the rail.

Diagrams showing controller mounting to DIN rail.

  1. Mount additional 1768 modules to the left of the controller.

Diagrams showing mounting of additional 1768 modules.

  1. Mount the 1768 power supply and other 1768 modules.

Diagrams showing mounting of power supply and other 1768 modules.

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1769 I/O Module Mounting

Follow these steps to mount the 1769 I/O modules to the right of the controller:

  1. Align the top and bottom tongue-and-groove slots, slide the module onto the DIN rail, and align the bus lever with the row.
  2. Close the DIN rail latch.

Diagrams showing 1769 I/O module mounting.

  1. Slide the bus lever to the left to connect the modules to each other.

Caution ⚠️: When installing I/O modules, ensure that the bus connector pairs are securely locked to ensure proper electrical connection.

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Mounting Verification

After mounting and energizing the controller, verify that the PWR and I/O PWR status indicators are lit.

Diagram showing the controller with PWR and I/O PWR indicators lit.

If the indicators are in any other state, refer to "Troubleshooting System Power" on page 29.

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Controller Connection

Warning ⚠️: Connecting or disconnecting a serial cable while the serial device on the other end of the cable is energized can create an electrical arc. This can cause an explosion in hazardous locations. Before proceeding, remove power or ensure the area is non-hazardous.

Connect the 1756-CP3 serial cable to the controller's serial port and your workstation.

When creating your own cable, follow these guidelines:

Diagram showing workstation and controller wiring.

Communication Driver Configuration

Before updating the controller firmware or using the controller on a network, you must configure the network-specific communication driver.

Refer to "Serial Driver Configuration" on page 16 or "EtherNet/IP Driver Configuration" on page 18.

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Serial Driver Configuration

Use RSLinx software to configure the driver for serial communication.

  1. From the Communication menu, select Configure Drivers.
  2. From the Available Driver Types dropdown menu, select the RS-232 DF1 device driver.

Screenshot of the Configure Drivers window.

  1. Click Add New.
  2. Enter a name for the driver and click OK.

Screenshot of the Add New RSLinx Classic Driver window.

  1. From the Configure Devices dialog, select the serial port of your workstation from the Comm Port dropdown menu.

Screenshot of the Configure RS-232 DF1 Devices window.

  1. From the Device dropdown menu, select Logix5550/CompactLogix.
  2. Click Auto-Configure.

a. If the Auto Configuration Successful dialog appears, click OK.

b. If this dialog does not appear, return to Step 5 and verify that you have selected the correct communication port.

  1. Click Close.

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EtherNet/IP Driver Configuration

You must use a 1768-ENBT or 1768-EWEB module for EtherNet/IP communication. If your controller is a 1768-L4xS, you must use a Series B 1768-ENBT or 1768-EWEB module. You can install up to two of these modules to the left of the controller on the 1768 backplane. To load the controller's firmware over the EtherNet/IP network, you must first set the IP address for the EtherNet/IP module. You can set the IP address using the BootP-DHCP utility in the Tools menu of RSLogix 5000 software.

For details, refer to the "Logix5000 Control System EtherNet/IP Module User's Manual" (Pub. No. ENET-UM001).

Setting Up the Controller's Communication Path

  1. Open your RSLogix 5000 project for the controller.
  2. From the Communication menu, select Who Active.
  3. Expand the communication driver to the controller level.
  4. Select the controller.

Screenshot of the Who Active window.

Operation

Click Button

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CompactFlash Card Insertion or Removal

Warning ⚠️: Inserting or removing a CompactFlash card while power is applied can create an electrical arc. This can cause an explosion in hazardous locations. Before proceeding, remove power or ensure the area is non-hazardous.

Follow these steps to insert or remove the CompactFlash card:

  1. Press the memory card door latch on the controller's front panel and lift the door towards you.
  2. Insert or remove the card from the slot.
  3. Close the memory card door.

Control Firmware Installation

Controllers are shipped without functional firmware. You must obtain and install firmware before using the controller.

Important: Do not interrupt the firmware installation or update process in any way. Interrupting the firmware update may render the controller inoperable. Inoperable controllers must be returned to Rockwell Automation.

Firmware revisions are available from RSLogix 5000 programming software. You can also download them from the support website at http://support.rockwellautomation.com. You will need your RSLogix 5000 software serial number to enter.

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You can install firmware using any of the following methods:

Method Reference Page
ControlFlash, Ver. 8 or later software shipped with RSLogix 5000 20
AutoFlash software, which runs within RSLogix 5000 software 21
1784-CF64 or 1784-CF128 CompactFlash card with valid firmware loaded 22

To update controller firmware using ControlFlash or AutoFlash software, you need a serial or other connection to the controller.

Updating via Ethernet connection is faster, but you must first install a 1768-ENBT Ethernet module and then connect to the controller via the Ethernet network.

For details on installing, configuring, and operating the 1768-ENBT module, refer to the "Logix5000 Control System EtherNet/IP Module User's Manual" (Pub. No. ENET-UM001).

Firmware Installation with ControlFlash Software

  1. Ensure that the network is connected.
  2. Launch the ControlFlash software.
  3. When the Welcome dialog appears, click Next.
  4. Select the controller's catalog number and click Next.
  5. Expand the network to display the controller.

TIP: Once you display the required network, first configure the driver for that network in RSLinx software.

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  1. Select the controller and click OK.
  2. Select the desired revision level and click Next.
  3. To start the update, click Finish, then Yes. The OK status indicator will flash red, indicating that the update is in progress. When the update is complete, it will be displayed in the status box, and the OK status indicator will turn solid green.
  4. Click OK.
  5. Click Cancel, then Yes to exit the ControlFlash software.

Firmware Installation with AutoFlash Software

  1. Ensure that the network is connected.
  2. Use RSLogix 5000 software to attempt to download to the controller project.

If the required software does not load to the controller, AutoFlash software will launch.

  1. Select the controller's catalog number and click Next.
  2. Expand the network to display the controller.

TIP: Once you display the required network, first configure the driver for that network in RSLinx software.

  1. Select the controller and click OK.
  2. Select the desired revision level and click Next.
  3. To start the update, click Finish, then Yes. The OK status indicator will flash red, indicating that the update is in progress. When the update is complete, it will be displayed in the status box, and the OK status indicator will turn solid green.
  4. Click OK.
  5. Click Cancel, then Yes to exit the AutoFlash software.

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Firmware Installation with CompactFlash Card

Use RSLogix 5000 software following the steps below to save the configured controller program and firmware to a CompactFlash card. The firmware is automatically saved to the CompactFlash card when you save the configured program.

  1. With the CompactFlash card installed in the configured controller, click the Nonvolatile Memory tab in the Controller Properties dialog.
  2. Click Load Image On Powerup to save it to the card.
  3. Remove the card and insert it into the controller where you want to load the firmware and user program.
  4. When you start the new controller, the image saved to the CompactFlash card will be loaded.

Removing 1768 or 1769 Modules from DIN Rail

Follow these steps if you need to remove a module from the DIN rail:

  1. Disconnect power to the controller and wait until all controller and power supply status indicators are off.

Diagram showing controller with status indicators off.

Important: If you disconnect any part of the system while the controller is still writing the program to memory, the program will be lost.

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  1. Remove the 1768 modules.

Diagrams showing removal of 1768 modules.

  1. Release the bus lever (a) and DIN rail latch (b) to remove the 1769 modules.

Diagrams showing release of bus lever and DIN rail latch.

  1. Slide the module along the tongue-and-groove slots to remove it from the DIN rail.

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Status Indicators

Controller Status Indicators

Indicator Status Description
PWR Green The controller is powering the 1768 modules in the system.
Off or Red Refer to "Troubleshooting System Power" on page 29.
Red Replace the controller.
I/O PWR Green The controller is operating correctly. No corrective action is required.
Red/Green Flashing Verify that the 1769 I/O module or end cap is properly installed, then cycle power.
Red The 1769 Power Supply can be installed in a local bank. Otherwise, there is a problem with the controller or a 1769 I/O in the system. Follow the corrective actions below.
Off Replace the controller.
RUN Off The controller is in program or test mode.
Green The controller is in run mode.
Flashing Green The controller is in run mode.
FORCE Amber I/O Force values are not present or I/O Force is disabled.
Flashing Amber I/O Force is enabled. It is unknown whether I/O Force values are present.
MEM SAVE Off User program and configuration data have not been saved to flash memory.
Green User program and configuration data have been saved to flash memory.
I/O Off The controller has no I/O configuration or project.
Green The controller is communicating with all devices in the I/O configuration.
Flashing Green One or more devices in the controller's I/O configuration are not responding. Refer to "Troubleshooting Unresponsive Modules" on page 28.
Red Flashing The controller is not communicating with any device in its I/O configuration. Refer to "Troubleshooting Unresponsive Modules" on page 28.

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Indicator Status Description
OK Off Power is not applied. If the MEM SAVE indicator is green, user program and configuration data have not been saved to flash memory.
Flashing Red The controller requires a firmware update or is in the process of updating firmware.
Flashing Red A recoverable major fault has occurred on the controller.
Red The controller has detected an unrecoverable major fault and cleared this project from memory. Refer to "Clearing Unrecoverable Faults" on page 28.
CF Off No CompactFlash card activity.
Flashing Green The controller is saving or loading the project to/from nonvolatile memory.
Flashing Green The controller is saving or loading the project to/from nonvolatile memory.
Flashing Red CompactFlash card activity. The controller is reading from or writing to the CompactFlash card. Important: Do not remove the card while reading or writing. Removing the card during read/write operations may damage the data on the card, the data in the controller, or the firmware installed on the controller.
Flashing Red The CompactFlash card does not have a valid file system. Replace the card.
DCH0 Off Channel 0 is configured differently from the default serial configuration.
Green Channel 0 is configured as the default serial configuration.
CHO Off No RS-232 activity.
Green RS-232 activity.

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Safe Status Indicators (1768-L43S and 1768-L45S Controllers Only)

Indicator Status Description
SAFE RUN Off User safety task or safety output is disabled. The controller is in program mode, test mode, or a fault has occurred in the safety task.
Green User safety task and safety output are enabled. The safety task is executing. Safety signatures are present.
Flashing Green User safety task and safety output are enabled. The safety task is executing. Safety signatures are not present.
Safety Task Off Partnership is not established.
Green The safety controller status is OK. System time (CST) is synchronized, and the safety I/O connection is established.
Flashing Green The safety controller status is OK. System time (CST) is not synchronized.
Red Safety partnership is lost.
Flashing Red The safety task is inoperable.
SAFETY LOCK Off Safety task is not locked.
Green Safety task is locked.
Off Power is not applied.
Green Safety partner OK.
Flashing Green The safety partner is saving or loading the project to nonvolatile memory.
Red The safety partner detected an unrecoverable major fault and cleared this project from memory.
Flashing Red
  • The internal safety partner requires a firmware update or is in the process of updating firmware.
  • A recoverable major fault has occurred on the safety partner.
  • An unrecoverable major fault has occurred on the safety partner.

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Clearing Major Faults

If the OK status indicator is flashing red due to a recoverable major fault, follow these steps to clear the fault:

  1. Turn the controller key switch from PROG (Program) to RUN (Run), then back to PROG (Program).
  2. Go online with RSLogix 5000 software.
  3. In the Controller Properties dialog, click the Major Faults tab to display fault information.

If the OK status indicator is flashing red due to an unrecoverable major fault, the controller was in the following state:

Follow these steps to recover from fault code 60 or 61:

  1. Turn the controller key switch from PROG (Program) to RUN (Run), then back to PROG (Program).
  2. Go online with RSLogix 5000 and download the project.
  3. Change to REM RUN or RUN mode.

If the problem persists, record the status of the OK and RS-232 indicators, cycle power, and contact Rockwell Automation support.

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Clearing Unrecoverable Faults

If the OK status indicator is solid red, follow these steps to clear the fault:

  1. Cycle power off and then on again.
  2. Download the project.
  3. Change to REM RUN (Remote Run) or RUN (Run) mode.

If the problem persists, record the status of the OK and RS-232 indicators, cycle power, and contact Rockwell Automation support.

Troubleshooting Unresponsive Modules

Follow these steps to identify the reason why a device is not responding:

  1. Verify that all I/O in the project are installed in the same order.
  2. Verify that all devices have been updated to the latest major and minor firmware revisions.
  3. Use the RSLogix 5000 software online help to identify unresponsive modules.

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Troubleshooting System Power

The CompactLogix Power Supply works in conjunction with the CompactLogix controller to supply power to the system. When troubleshooting system power, consider both devices. Both devices must be considered.

Important: Before disconnecting, reconnecting, or replacing components, always disconnect power and verify that all system indicators are off.

To troubleshoot system power issues, use the CompactLogix Power Supply PWR status indicator and the CompactLogix controller PWR and I/O PWR indicators. If the power supply is not operating correctly, the controller will also not operate correctly. First, diagnose and fix any power-related problems before troubleshooting the controller.

  1. Investigate the power supply's PWR status indicator.
  2. If the power supply is operating correctly, the power supply's PWR status indicator will be green. Investigate the controller's PWR indicator.
  3. If the controller's PWR status indicator is green, investigate the I/O PWR status indicator.

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Troubleshooting the Controller's PWR Indicator

For this task, assume the power supply's PWR indicator is green.

Controller's PWR Indicator Status Recommended Action
Off Verify that all modules in the system are installed correctly and interconnected properly. If the indicator remains off, follow the corrective actions below.
Green The controller is powering the 1768 modules in the system. Investigate the controller's I/O PWR status indicator to verify that the entire system is operating correctly.
Red The controller or a 1768 module in the system needs to be replaced. Follow the corrective actions below.
  1. Disconnect power and wait for all status indicators to turn off.
  2. Disconnect all 1768 modules from the system, except for the controller.
  3. Reconnect power.
  4. Check the controller's PWR indicator.
    • If the status indicator remains red, replace the controller.
    • If the status indicator is green, one of the 1768 modules is causing the red indicator.
  5. Disconnect power.
  6. Reconnect the 1768 modules one at a time, cycling power after each reconnection, and check the controller's PWR indicator each time.
  7. If the controller's PWR indicator turns red, the last module installed is causing the red indicator. Refer to the installation instructions for each 1768 module for troubleshooting.

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Troubleshooting the I/O PWR Indicator

For this task, assume the power supply and controller PWR indicators are green, and that the system has 1769 I/O modules.

Controller's I/O PWR Indicator Status (1) Recommended Action
Off Replace the controller.
Green The controller is operating correctly. No corrective action is required.
Red and Green Flashing Verify that the 1769 I/O module or end cap is properly installed, then cycle power.
Red The 1769 Power Supply can be installed in a local bank. Otherwise, there is a problem with the controller or a 1769 I/O in the system. Follow the corrective actions below.

(1) If there is no problem, the I/O PWR status indicator will briefly turn red when the controller is powered on, then turn green. If the indicator remains red, troubleshoot the problem using the table below.

  1. If the 1769 Power Supply is installed in a local bank, remove it and cycle power.

If the I/O PWR indicator remains red, proceed to the next steps.

  1. Turn off power and wait for all status indicators to turn off.
  2. Disconnect the 1769 I/O modules from the system.
  3. Reconnect power.
  4. Check the controller's I/O PWR indicator.
    • If the indicator is red, replace the controller.
    • If the indicator is green, one of the 1769 I/O modules is causing the red indicator. Refer to the installation instructions for each 1769 I/O module for troubleshooting.

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Specifications

1768-L43, 1768-L43S, 1768-L45, 1768-L45S Controllers

Item 1768-L43 1768-L43S 1768-L45 1768-L45S
1768 Backplane Module Support 2 4 4 4
Backplane Power (24V) 1.3A at 24V 1.4A at 24V 2.0A at 24V 2.1A at 24V
1769 Backplane Current Output 2.0A at 5.2V 2.0A at 5.2V 2.0A at 5.2V 2.0A at 5.2V
1768 Backplane Current Output 2.8A at 5.2V 5.6A at 5.2V 2.8A at 5.2V 5.6A at 5.2V
1768 and 1769 Backplane Total Current Output 4.8A at 5.2V 7.6A at 5.2V 4.8A at 5.2V 7.6A at 5.2V
Power Consumption 6.3W(2) 7.5W(2) 8.3W(2) 9.5W(2)
Power Consumption 31.3W 33.6W 48.0W 50.4W
Maximum Number of 1769 Series I/O Modules 16 30 16 30
Maximum Number of I/O Banks 2 3 2 3
Maximum Usable 1768 Modules 2(3) 4(3) 2(3) 4(3)
Insulation Voltage 30V (continuous) Functional insulation type Tested for AC 500V for 60 seconds, system type from RS-232
Wiring Category (1) 2 - Communication Ports
North American Temperature Code T4 Not Applicable T4 Not Applicable
IEC Temperature Code Not Applicable T4 Not Applicable T4
Mounting Screw Tightening Torque 1.16 Nm (10 lb-in.), M4 or #8 screws

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1768-L43, 1768-L43S, 1768-L45, 1768-L45S Controllers

Item 1768-L43 1768-L43S 1768-L45 1768-L45S
Approximate Dimensions (HxWxD) 131.6 x 67.4 x 121.8 mm (5.18 x 2.65 x 4.80 in.) 131.6 x 90 x 121.8 mm (5.18 x 3.55 x 4.80 in.) 131.6 x 67.4 x 121.8 mm (5.18 x 2.65 x 4.80 in.) 131.6 x 90 x 121.8 mm (5.18 x 3.55 x 4.80 in.)
Approximate Weight 0.34 kg (11.9 oz) 0.45 kg (15.9 oz) 0.34 kg (11.9 oz) 0.45 kg (15.9 oz)
Enclosure Type Rating None (Open Type) None (Open Type) None (Open Type) None (Open Type)

(1) When planning wire routing, use this wiring category information. Refer to "Wiring and Grounding Guidelines" (Pub. No. 1770-4.1).

(2) Refer to the power loss chart later in this document.

(3) Important: Systems can have a combination of motion modules and network modules. A system can have a maximum of two network modules. Network modules include 1768-ENBT, 1768-CNB, 1768-CNBR, and 1768-EWEB.

1768-L43 and 1768-L43S Watt Loss

Graph showing power consumption (W) vs. 1768 and 1769 Bus 5.2V Load (W).

1768-L45 and 1768-L45S Watt Loss

Graph showing power consumption (W) vs. 1768 and 1769 Bus 5.2V Load (W).

Environmental Conditions

Item Value
Operating Temperature 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): 0 ~ 60°C (32 ~ 140°F)
Storage Temperature IEC 60068-2-1 (Test Ab, non-operating cold), IEC 60068-2-2 (Test Bb, non-operating dry heat), IEC 60068-2-14 (Test Na, non-operating thermal shock): -40 ~ 85°C (-40 ~ 185°F)
Relative Humidity IEC 60068-2-30 (Test Db, non-operating damp heat): 5 ~ 95% (non-condensing)
Vibration IEC 60068-2-6 (Test Fc, operating): 10 ~ 500Hz at 5G
Shock, Operating IEC 60068-2-27 (Test Ea, shock, operating): 30G
Shock, Non-operating IEC 60068-2-27 (Test Ea, shock, non-operating): 50G
Emissions CISPR 11: Group 1, Class A
Electrostatic Discharge Immunity IEC 61000-4-2: 6kV contact discharge, 8kV air discharge
Fast Transient/Burst Immunity IEC 61000-4-4: ±4kV at 5kHz on communication ports

Approvals (Product Markings) (1)

Approval Value
c-UL-us UL Listed Industrial Control Equipment, recognized for the United States and Canada. Refer to "UL File E65584." Class I, Division 2 Groups A, B, C, D hazardous locations, recognized for the United States and Canada. Refer to "UL File E194810."
CE Complies with EU 2004/108/EC EMC Directive: EN 61326-1; Measurement/Control/Laboratory, Industrial Requirements EN 61000-6-2; Industrial Immunity EN 61000-6-4; Industrial Emissions EN 61131-2; Programmable Controllers (Clause 8, Zone A & B)
C-Tick Complies with Australian Communications and Media Authority Radiocommunications Act: AS/NZS CISPR 11; Industrial Emissions
Ex For 1768-L43S and 1768-L45S only: Complies with EU 94/9/EC ATEX Directive: EN 60079-15; Protection "n" for atmospheres with a risk of explosion 1 3 G Ex nA IIC T4 X EN60079-0; General Requirements
Functional Safety (2) For 1768-L43S and 1768-L45S only: TÜV certified for SIL 1-3 capability, PLe/Cat.4 according to IEC 61508 and ISO 13849-1.

(1) For declarations of conformity, approvals, and other approval details, refer to the Product Certifications link at www.ab.com.

(2) When used with the specified software version.

Publication 1768-IN004D-JA-P - December 2009

References

The following documents contain detailed information about Rockwell Automation products: http://www.ab.com

Manual Name Description
EtherNet/IP Modules in Logix5000 Control Systems User Manual (Logix5000 Control System EtherNet/IP Module User's Manual) (Pub. No. ENET-UM001) Describes EtherNet/IP module configuration, programming, operation, and troubleshooting.
1768 CompactLogix Controllers User Manual (1768 CompactLogix Controller User's Manual) (Pub. No. 1768-UM001) Describes 1768 CompactLogix system configuration, programming, and operation, including technical specifications.
Compact GuardLogix Controllers User Manual (Pub. No. 1768-UM002) Describes Compact GuardLogix system configuration, programming, and operation.
GuardLogix Controller Systems Safety Reference Manual (GuardLogix Controller System Safety Reference Manual) (Pub. No. 1756-RM093) Describes GuardLogix controller system safety requirements.
Industrial Automation Wiring and Grounding Guidelines (Wiring and Grounding Guidelines) (Pub. No. 1770-4.1) Provides general guidelines for installing Rockwell Automation industrial systems.
Product Approval Web Site, http://www.ab.com Provides information on declarations of conformity, approvals, and other approvals.

These documents are available for viewing or downloading at http://literature.rockwellautomation.com. To purchase printed manuals, contact your local representative or distributor.

Allen-Bradley, Rockwell Automation, Rockwell Software, CompactLogix, GuardLogix, RSLogix 5000, ControlFlash, RSLinx, Logix5000, and TechConnect 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, 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

Rockwell Automation Japan Co., Ltd.

Head Office Sales Dept. 1-3-17 Shinkawa, Chuo-ku, Tokyo 104-0033 Tel (03) 3206-2786 Fax (03) 3206-2796

Kansai Branch 5-14-5 Nishinakajima, Yodogawa-ku, Osaka 532-0011 Tel (06) 6305-6210 Fax (06) 6305-6792

Chubu Branch 1-6-5 Nishiki, Naka-ku, Nagoya 460-0003 Tel (052) 222-7060 Fax (052) 222-7065

Publication 1768-IN004D-JA-P - December 2009

Supersedes Publication 1768-IN004C-JA-P - October 2008

PN-48443

Copyright © 2009 Rockwell Automation, Inc. All rights reserved. Printed in the U.S.A.

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