Siemens PC 670 Guide de l'utilisateur Page 6

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Preface
iv
ProTool/Pro Runtime Users Guide
Release 12/99
SIMATIC Customer Online Services
SIMATIC Customer Support offers comprehensive additional information
concerning SIMATIC products through its Online services as follows:
S Up-to-date general information is provided
in Internet under http://www.ad.siemens.de/simatic
via the Fax-Polling under 08765–93 02 77 95 00
S Up-to-date product information and downloads for practical use can be found:
in Internet under http://www.ad.siemens.de/support/html–00/
Abbreviations
The abbreviations used in this user’s guide have the following meaning:
AG (PLC) Programmable Logic Controller
AM Alarm Message
ANSI American National Standards Institute
AS 511 Protocol of the PU interface to SIMATIC S5
ASCII American Standard Code for Information Interchange
CF Compact Flash
CPU Central Processing Unit
CSV Comma Separated Values
DP Decentralized Periphery
DSN Data Source Name
EM Event Message
HMI Human Machine Interface
LED Light Emitting Diode
MPI Multipoint Interface (SIMATIC S7)
OLE Object Linking and Embedding
OP Operator Panel
OPC OLE for Process Control
PC Personal Computer
PLC Programmable Logic Controller
PPI Point to Point Interface (SIMATIC S7)
PU Programming Unit
RAM Random Access Memory
A list of all the specialist terms together with their explanations is provided in the
Glossary at the end of this guide.
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