Siemens SIMATIC S7-400 CP 440 - Figure 2-10 RS 422 Multipoint

Basic Principles of Serial Data Transmission
2.4 Data Transmission with the ASCII Driver
Point-to-point connection CP 440 Installation and Parameter Assignment
Manual, 09/2007, A5E00057742-03
41
RS422 Operation
In the case of a master/slave topology in RS422 operation:
● The master's sender is interconnected with the receivers of all the slaves.
● The slaves' senders are interconnected with the master's receiver.
● Only the receiver of the master and the receiver of one slave have a default setting. All
the other slaves function without default settings.
0DVWHU
6ODYH
6ODYH
6ODYH
Figure 2-10 RS 422 Multipoint
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/
长沙工控帮教育科技有限公司
www.gkbpx.com