Siemens SIMATIC S7-1500 System Manual page 15

Configuration
The SIMATIC S7-1500 automation system is made up of the following components:
● CPU
● Digital and analog I/O modules
● Communications modules (PROFINET/Ethernet, PROFIBUS, point-to-point)
● Technology modules (counting, position detection)
● System power supply
You install the S7-1500 automation system on a mounting rail. It can consist of up to 32
modules. You connect the modules to each other with U connectors.
Configuration example
①
②
③
④
Figure 2-2
Automation system
System Manual, 12/2014, A5E03461182-AC
System power supply
CPU
I/O modules
Mounting rail with integrated DIN rail profile
Example configuration of an S7-1500 automation system
2.1 What is the SIMATIC S7-1500 automation system?
System overview
15