Capabilities of the ethernet interface – FANUC Robotics America GFK-1541B User Manual

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GFK-1541B

Chapter 1 Introduction

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Capabilities of the Ethernet Interface

The Ethernet Interface brings to your PLC a great deal of capability. It will allow you to:

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Become operational quickly. The Ethernet Interface is made operational with very little effort.
You need only install the Interface in the PLC rack or baseplate and use the PLC
programming software to store basic configuration information to the module to make the
basic SRTP server capability functional. SRTP Client capability, the capability to initiate
communications, can be added using the COMMREQ function in the ladder program. For
Series 90-30 Ethernet Interface IC693CMM321-FH and later, basic Modbus/TCP server
capability is available as soon you supply basic configuration information to the module, and
you can use COMMREQs to initiate Modbus/TCP communications.

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Directly attach your PLC to an Ethernet network. The Ethernet Interface allows you to directly
attach the Series 90 PLC to an Ethernet LAN via the built-in network ports or via a user-
supplied transceiver and AUI or AAUI cable, and to communicate with host computers and
other Series 90 PLCs on the local network.

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Ethernet Global Data. (Series 90-30 CPU364 and CPU374 and Series 90-70 Ethernet
Interface (Type 2) only.) When used with the latest Series 90 CPUs, the Ethernet Interface
provides highly efficient periodic data transfer between PLCs using Ethernet Global Data
exchanges.

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Transfer data between PLCs.

The Ethernet Interface provides client capability, the capability

to initiate communications to other Series 90 Ethernet Interfaces, using COMMREQ
functions in the ladder program.

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Access data using a Host computer.

Computer applications which use the SRTP protocol can

access data within the Series 90 PLC through the server capability of the Ethernet Interface. .

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Communicate simultaneously to multiple devices. The multiplexing capabilities of the
Ethernet Interface, along with Ethernet network’s high capacity, allow the PLC to
communicate with several other devices at the same time.

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Maintain compatibility with other GE Fanuc devices and devices from other vendors. The
Series 90-30 Ethernet Interface, Series 90-30 CPU364 Embedded Ethernet Interface, Series
90-30 CPU374 Embedded Ethernet Interface, and Series 90-70 Ethernet Interface (Type 2)
are compatible with each other. They are also compatible with GE Fanuc programming
packages supporting TCP/IP Ethernet communications.

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Diagnose and maintain your system, using diagnostic and station management tools. You can
find problems before they become serious. In the event that communications software
upgrades are needed, you can use a built-in serial port to download the software to the
Ethernet Interface.

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Indirectly attach to other Local Area Networks and/or wide area networks via third party IP
routers.

When configured to use an IP gateway (router), the Ethernet Interface can

communicate with remote PLCs and other nodes reachable through the router.

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Communicate with remote computers via Serial Line Protocol (SLIP) using modems and/or
serial lines.
Using third party SLIP software, a remote host computer can be attached to a
TCP/IP network.

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Communicate with other Series 90 PLCs using symbolic names as well as IP addresses.
COMMREQs can be programmed to communicate with PLCs using IP addresses or Network
Address names (Series 90-30 Ethernet Interface, Series 90-30 CPU364 Embedded Ethernet
Interface, and Series 90-70 Ethernet Interface (Type 2)).

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