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Siemens Simatic S7-300 CPU 31xC Series User Manual

Siemens Simatic S7-300 CPU 31xC Series
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S7-300, CPU 31xC and CPU 31x: Installation
Operating Instructions, Edition 08/2004, A5E00105492-05
1-1
Guide to the S7-300 documentation
1
Overview
This guide leads you through the S7-300 documentation.
Selecting and configuring
Table 1-1 Ambient influence on the PLC
Information on.. is available in ...
What provisions do I have to make for PLC installation
space?
S7-300, CPU 31xC and CPU 31x Manual: Installation:
Configuring - Component dimensions
S7-300, CPU 31xC and CPU 31x Manual: Installation:
Mounting - Installing the mounting rail
How do environmental conditions influence the PLC? S7-300, CPU 31xC and CPU 31x Manual: Installation:
Appendix
Table 1-2 Galvanic isolation
Information on.. is available in ...
Which modules can I use if electrical isolation is required
between sensors/actuators?
S7-300, CPU 31xC and CPU 31x Operating Instructions:
Installation: Configuring – Electrical assembly, protective
measures and grounding
Module data Manual
Under what conditions do I have to isolate the modules
electrically?
How do I wire it?
S7-300, CPU 31xC and CPU 31x operating instructions:
Installation: Configuring – Electrical assembly, protective
measures and grounding
CPU 31xC and CPU 31x operating instructions: Installation:
Wiring
Under which conditions do I have to isolate stations
electrically?
How do I wire it?
S7-300, CPU 31xC and CPU 31x operating instructions:
Installation – Configuring – Configuring subnets

Table of Contents

Questions and Answers:

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Siemens Simatic S7-300 CPU 31xC Series Specifications

General IconGeneral
SeriesS7-300 CPU 31xC
Power Supply24 V DC
Communication InterfacesMPI, PROFIBUS DP
Programming LanguagesLAD, STL, FBD, SCL
Operating Temperature0°C to +60°C
Memory48 KB - 512 KB
Dimensions40 x 125 x 130 mm (varies by model)

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