Point-to-point connection CP 440 Installation and Parameter Assignment 
Manual, 09/2007, A5E00057742-03 
3 
Preface 
Purpose of This Manual 
This manual explains how to configure and operate a point-to-point connection. 
Contents of the Manual 
The manual describes the hardware and software of the CP 440 communication processor 
and its integration in an S7–400 programmable controller. It is divided up into instruction-
based chapters and a reference section (appendices). 
The following subjects are covered: 
●  The basics of point-to-point communication with the CP 440 
●  Commissioning the CP 440 
●  Mounting the CP 440 
●  Communication via the CP 440 
●  Troubleshooting 
●  Application examples 
●  Properties and technical specifications 
Scope of the manual 
This manual is valid for the "CP 440 with X27 RS 422/485 interface", order number: 
"6ES7 440–1CS00–0YE0" as of version "01". 
 
 
Note 
The description of the CP 440 communication processor in this manual were correct at the 
time of publication. We reserve the right to describe modifications to the functionality of the 
modules in a separate Product Information. 
该文档是极速PDF编辑器生成,
如果想去掉该提示,请访问并下载:
http://www.jisupdfeditor.com/