Introduction - Omron Sysmac NJ Series User Manual

Introduction

NJ/NX-series CPU Unit Built-in EtherCAT Port User's Manual (W505)
This section provides an overview of EtherCAT communications, describes the system
configuration and specifications, and provides operating procedures.
1-1 Introduction to EtherCAT............................................................................... 1-2
1-1-1 EtherCAT Features.......................................................................................... 1-2
1-1-2 EtherCAT Communications ............................................................................. 1-2
1-1-3 EtherCAT Features for NJ/NX-series CPU Units ............................................ 1-3
1-2 System Configuration and Configuration Devices ..................................... 1-4
1-2-1 System Configuration ...................................................................................... 1-4
1-2-2 Determining the Network Configuration .......................................................... 1-8
1-3 Specifications of Built-in EtherCAT Port.................................................... 1-10
1-4 Overview of Communications..................................................................... 1-12
1-4-1 Process Data Communications and SDO Communications ......................... 1-12
1-4-2 Other Functions............................................................................................. 1-12
1-5 EtherCAT Communications Procedure ...................................................... 1-15
1-5-1 Overview ....................................................................................................... 1-15
1-5-2 Details ........................................................................................................... 1-15
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