Omron CJ1W-ECT21 Quick Start Manual
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Omron CJ1W-ECT21 Quick Start Manual

Omron CJ1W-ECT21 Quick Start Manual

Cj or nj series, ethercat connection, ethercat slave unit
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Download this manual See also: Operating Manual
CJ or NJ Series
EtherCAT Connection
Quick Start Guide
CJ1W-ECT21 EtherCAT Slave Unit
EtherCAT Slave Unit
Cat. No P236I-E-01

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Summary of Contents for Omron CJ1W-ECT21

  • Page 1 CJ or NJ Series EtherCAT Connection Quick Start Guide CJ1W-ECT21 EtherCAT Slave Unit EtherCAT Slave Unit Cat. No P236I-E-01...

  • Page 2: Table Of Contents

    3.3. EtherCAT Slave Unit Settings ..............3 3.4. EtherCAT Master Setting ................. 3 Setting up the EtherCAT Slave Devices, CJ ..........4 4.1. Setting the CJ1W-ECT21 with CJ2 ............4 EtherCAT Master Setting Procedure ............6 Checking the EtherCAT Communications ..........9 6.1.

  • Page 3: Introduction

    1. Introduction This document shows the basic steps for connecting Omron CJ1W-ECT21 EtherCAT Slave Unit to a CJ to make it a slave on an EtherCAT network. In this application, an Omron NJ is used as the EtherCAT master. 2. Applicable Devices The applicable devices are as follows.

  • Page 4: Setting Condition If Using Cj As Slave

    3. Setting Condition if using CJ as Slave The following conditions are used in this example. 3.1. EtherCAT Slave Unit Settings Set the I/O Communication Area Setting Table with the following values. Name Setting value Unit number Node address Name Setting value OUT data area type CIO First word in OUT data area 0000 hex...

  • Page 5: Setting Up The Ethercat Slave Devices, Cj

    4. Setting up the EtherCAT Slave Devices, CJ 4.1. Setting the CJ1W-ECT21 with CJ2 Set up the EtherCAT Slave Unit with CJ2. With the power OFF, set the unit number and node address with the corresponding hardware switches. ・Unit number: 01 ・Address：01...
  • Page 6 Double click CJ1W-ECT21 to open its parameters. Set the I/O Communication Area Setting Table. OUT data area type: CIO Area First word in OUT data area: 0 Out data area size: 50 IN data area type: CIO Area First word IN data area: 1A Hex...

  • Page 7: Ethercat Master Setting Procedure

    The setting procedure of the EtherCAT master is provided below. In this example, the EtherCAT master is an Omron NJ. Refer to the Sysmac Studio Version 1 Operating Manual (Cat. No. W504) for Sysmac studio operating procedures. The ESI files for OMRON EtherCAT slaves are already installed in the Sysmac Studio.
  • Page 8 Create the EtherCAT network configuration offline. Register the EtherCAT Slave Unit in the network configuration and set the node address of the EtherCAT Slave Unit Set the PDO mapping of the EtherCAT Slave Unit. Assign the PDOs of the same size as the setting value of the IN and OUT data area size in the I/O Communication Area Setting...
  • Page 9 Set the EtherCAT master parameters if necessary. Refer to the NJ/NX-series CPU Unit Built-in EtherCAT Port User’s Manual (Cat. No. W505) for details on the parameters of the built-in EtherCAT port of the NJ-series CPU Unit. Assign the I/O data that is assigned in the PDO mapping settings to device variables.

  • Page 10: Checking The Ethercat Communications

    6. Checking the EtherCAT Communications 6.1. Checking the Connection Status Check the connection status of EtherCAT. If the I/O Communication Area Setting Table, PDO mapping and switch settings are configured properly, EtherCAT communications should occur. Verify EtherCAT Communications by checking the indicators and I/O data exchange.
  • Page 11 Send to EtherCAT Slave Figure 4.Sysmac Studio I/O Map, monitor and manipulate variables Received from EtherCAT Master Figure 5.CX-Programmer, Monitor received values from EtherCAT master...
  • Page 12 Send to EtherCAT Master Figure 6.CX-Programmer, monitor and manipulate variables Received from EtherCAT Slave Figure 7.Sysmac Studio, monitor received values from EtherCAT slave...

  • Page 13: Revision History

    7. Revision History Cat. No. P236I-E-0 Revision code Date of revision Revision reason and revision page First edition (No.FST-ZOD090XXXA ) April 25, 2016...
  • Page 14 OMRON ELETRÔNICA DO BRASIL LTDA • HEAD OFFICE São Paulo, SP, Brasil • 55.11.2101.6300 • www.omron.com.br OMRON EUROPE B.V. • Wegalaan 67-69, NL-2132 JD, Hoofddorp, The Netherlands. • +31 (0) 23 568 13 00 • www.industrial.omron.eu Authorized Distributor: Controllers & I/O •...

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