Siemens SIMATIC S7-155R/H Manual de equipamiento - Página 9
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Product overview
2.1
Configuration and operating principle
Structure
The S7-1500H redundant system consists of the following components:
• Two CPUs of the type CPU 1518HF-4 PN
• Two SIMATIC memory cards
• Four synchronization modules (two synchronization modules in each H-CPU)
• Two redundancy connections (two duplex fiber-optic cables)
• IO devices
• Load power supply (optional)
CPU 1518HF-4 PN (6ES7518-4JP00-0AB0)
Equipment Manual, 05/2021, A5E49868646-AA
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