5
IM 04L41B01-18E
Introduction of Features
EtherNet/IP
EtherNet/IP is a protocol that extends Common Industrial Protocol (CIP) to Ethernet.
TheuseofEthernetenableshigh-speedandperiodicexchangeofmassivecontroland
monitoringdatabetweencontroldevicesplacedatdispersedlocations.
Devices that support EtherNet/IP are available from many vendors.Among them,
RockwellAutomation's Programmable Logic Controller (PLC) and Remote I/O of the
Allen-Bradley brand are widely used. Yokogawa's DX, equipped with the EtherNet/IP
serverfunction,supportscommunicationswiththesePLCs.
Configuration Components
• Scanner (Client)
AdevicethatlaunchesarequestonEtherNet/IP.ThisiseitheraPLCorPC.Forthe
DX,PLCssuchasAllen-BradleyPLC-2,PLC-5,SLC500,MicroLogix,CompactLogix,
andControlLogixrepresentaScanner(Client).
• Adapter(Server)
Aremote I/O device that theScanner(Client)canaccesstoreadorwritedata.The
DXisanAdapter(Server).
• Configurationtool
A tool used to configure the system. This is either a PC on which configuration
software has been installed or the software itself.
Rockw
ellAutomation RSLogix500 and RSLogix5000 and the communication driver
software RSLinx are configuration tools.
EtherNet/IP
DX
Scanner
(Client)
Adapter
(Server)
Ethernet
Configuration tool
Remote I/O
Note
For details of EtherNet/IP, see the information supplied by the Open DeviceNet Vender
Association(ODVA).