Configuration And Operating Principle - Siemens SIMATIC S7-1500R Equipment Manual

2.2

Configuration and operating principle

Structure
The S7-1500R redundant system consists of the following components:
• Two CPUs of the type CPU 1513R-1 PN
• Two SIMATIC memory cards
• PROFINET cable (redundancy connections, PROFINET ring)
• IO devices
• Load power supply (optional)
You mount the CPUs on a common mounting rail or spatially separated on two separate
mounting rails. You connect the two CPUs and the IO devices in a PROFINET ring via the
PROFINET cable.
① Optional load current supply
② First CPU
③ Mounting rail with integrated DIN rail profile
④ Second CPU
⑤ PROFINET cable (redundancy connections, PROFINET ring)
Figure 2-1 Configuration example for S7-1500R
CPU 1513R-1 PN (6ES7513-1RL00-0AB0)
Equipment Manual, 05/2021, A5E42009333-AC
2.2 Configuration and operating principle
Product overview
13