This manual includes all the information you need to know about CPU configuration, communication, storage principle, cycle, response time and technical data. You will learn the points to be considered when upgrading to one of the CPUs discussed in this manual.
This manual provides detailed technical data for the SIMATIC S7-300 CPU 31xC and CPU 31x series. It includes information on operation elements, communication interfaces, memory principles, cycle and response times, as well as safety guidelines.
The document also lists the technical specifications for each CPU variant, such as dimensions, memory size, supported modules, and available interfaces, helping engineers select and configure the appropriate hardware for automation projects. This manual is written in Chinese.
| Work memory size | 1.4 MB |
|---|---|
| Maximum supported modules | 4096 modules |
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The CPU 31xC has a work memory of 1.4 MB.
It can support up to 4096 modules.