Siemens SIMATIC NET PROFIBUS Bedienungsanleitung PDF herunterladen (Seite 24)

Subject to change without prior notice

Order no. 6ZB5 530-0AQ02-0BB0

Printed in Germany

260/101575 VO 1001 4.

Siemens AG

Automation & Drives

SIMATIC NET Industrial Communications

P.O. Box 4848, D-90327 Nuremberg

Germany

Siemens Aktiengesellschaft

Abbreviations (continued)

SIMATIC NET in the Internet

Visit us at our

SIMATIC NET home page

in the Internet

www.siemens.com/automation/

simatic-net

You will find information on products

and solutions, up-to-date information

on SIMATIC NET as well as events or

trade publications.

www.siemens.com/automation/

net/katalog

you will find direct descriptions of the

SIMATIC NET products.

Term Meaning Explanation

Protocol — Transfer specification for data communication.

This specification determines both the formats of the

messages and the data flow during data transmission

ST connector Straight tip connector Connector for fiber-optic cables with bayonet interlock

(ST = registered trademark of AT&T)

Topology Type of wiring arrangement

between nodes

The most important basic forms are:

· bus

· tree

· line

· star

· redundant ring

Combinations of all the basic forms are possible.

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Siemens SIMATIC NET PROFIBUS Bedienungsanleitung Seite 24