Network Overview; Network Masters; Using A Pc/Ppi Cable For Communicating With Several S7-200 Cpus With The Multiple Master Option Enabled - Siemens SIMATIC S7-200 System Manual

7.5

Network Overview

Network Masters

Figure 7-21 shows a configuration with a personal computer connected to several
S7-200 CPUs. STEP 7-Micro/WIN 32 is designed to communicate with one S7-200
CPU at a time; however, you can access any CPU on the network. The CPUs in
Figure 7-21 could be either slave or master devices. The TD 200 is a master
device.
Figure 7-21
S7-200 Programmable Controller System Manual
A5E00066097-02
Setting Up Communications Hardware and Network Communications
Station 0
PC/PPI
Cable
RS-485
RS-232
Using a PC/PPI Cable for Communicating with Several S7-200 CPUs with the
Multiple Master Option Enabled
S7-200 CPU
Station 2
S7-200 CPU
Station 3
S7-200 CPU
Station 4
TD 200
Station 5
7-27