Introduction; Outline; Overview Of The Canopen ® Network - Mitsubishi Electric MELSEC-F FX3U-CAN User Manual

FX -CAN User's Manual
3U
1.

Introduction

1.1

Outline

The FX -CAN communication block is an interface block that allows FX
3U
PLCs to connect to a CANopen
3UC *1 *2
FX /FX5U /FX5UC
*1. An FX
2NC
Series PLC.
*2. An FX5-CNV-BUS or FX5-CNV-BUSC is necessary to connect the FX
PLC.
For safe use
• This product has been manufactured as a general-purpose part for general industries, and has not been designed or manufactured to
be incorporated in a device or system used in purposes related to human life.
• Before using the product for special purposes such as nuclear power, electric power, aerospace, medicine or passenger movement
vehicles, consult with Mitsubishi Electric.
• This product has been manufactured under strict quality control. However when installing the product where major accidents or losses
could occur if the product fails, install appropriate backup or failsafe functions in the system.
1.1.1 Overview of the CANopen
®
CANopen is a CAN based higher layer protocol which provides a very flexible system for transferring serial
messages between different nodes via the CAN bus.
1) Simple, relatively high speed communication can be accomplished with modules that handle binary data
such as I/Os or numeric data.
2) All CANopen
simultaneously.
3) Messages can be prioritized for transfer to the CAN Bus.
®
system. FX
*2
PLC's extension port, or to any other extension unit / block's right side extension port.
-CNV-IF or FX -1PS-5V is necessary to connect the FX
3UC
®
Network
®
nodes are able to transmit data and several nodes can make a request to the CAN bus
3G
-CAN can be connected directly to the FX
3U
1 Introduction
1.1 Outline
/FX /FX /FX /FX5U/FX5UC
3GC 3U 3UC
3GC *1
/FX
3G
-CAN to an FX /FX
3U 3GC
-CAN to an FX5U/FX5UC
3U
1
2
/FX /
3U
3
3UC
4
5
6
7
8
9
10
15