Installation manual

Assembling the M7-400

8-31

S7-400 and M7-400 Programmable Controllers Hardware and Installation

A5E00069481-04

OP 25

M7-400

M7-400 with

CPU as DP

master

ET 200M

S5-95U

ET 200B

RS 485

repeater

M7-400

OP 25

ET 200M

S5-95U

ET 200B

 Terminating resistance switched on

* Only connected via spur line for startup/maintenance



PROFIBUS-DPMPI subnet



S5-95U



ET 200B

subnet

Programming

device*

Figure 8-16 Example of a Configuration with the CPU in an MPI Subnet and PROFIBUS-DP Subnet