System overview
4.2 Configuration
Automation system
System Manual, 01/2023, A5E03461182-AK
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4.2 Configuration
4.2.1 Configuration of the SIMATIC S7-1500 Automation System
Configuration
The SIMATIC S7-1500 automation system is made up of the following components:
• CPU (standard, fail-safe, compact or technology CPU)
• Digital and analog I/O modules
• Communications modules (PROFINET/Ethernet, PROFIBUS, point-to-point)
• Technology modules (counting, position detection, time-based IO)
• Load current supply
• System power supply (optional)
You install the S7-1500 automation system on a mounting rail. You can install up to 32
modules (CPU, system power supply and 30 I/O modules) on the mounting rail. You connect
the modules to each other with U connectors.
Configuration example
Mounting rail with integrated DIN rail profile
Figure 4-9 Example configuration of an S7-1500 automation system