Control Network Vnet/IP - Yokogawa

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New control network, Vnet/IP

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Vnet/IP Keywords

Real time: world's fastest control network
	-	1 Gbps high-speed Ethernet
Excellent reliability: functionally V net compatible
	-	An ideal control network that ensures highly reliable real-time communications
Openness: coexists with general-purpose Ethernet communications
	-	An integrated control network platform that can communicate with non-CENTUM components via TCP/IP, enabling the network to be configured with commercially available network equipment.

Overview of Vnet/IP Communications

Vnet/IP Specifications

General specifications

Topology	Star/Tree topology
Transmission speed	1 Gbps for Yokogwa Hardware, 100 Mbps for general Ethernet equipment
Access control	Full duplex
Scale	64 stations/domain
Bus configuration	Dual redundant
Control communication	Functionally compatible with V net
Open communication	TCP/IP
Network equipment	Commercially available switching hubs and routers
Cables	CAT5e or higher UTP cables or single-mode fiber optic cables

Quick Review of Vnet/IP Features

-	Both Vnet/IP and V net have the highly reliable real-time communications capabilities that are required of control networks.
-	Vnet/IP coexists with general-purpose Ethernet communications and thus provides an appropriate platform for the open environments of the future.
-	Vnet/IP supports a flexible variety of network configurations and reduces configuration costs by enabling the use of commercially available communication equipment.

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