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Siemens CPU 313C User Manual

Siemens CPU 313C
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SIMATIC S7-300 CPU 31xC and CPU 31x, Technical Data
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Preface
Guide to the S7-300
documentation
1
Operating and display
elements
2
Communication
3
Memory concept
4
Cycle and reaction times
5
Technical data of CPU 31xC
6
Technical data of CPU 31x
7
Appendix
A
SIMATIC
S7-300
CPU 31xC and CPU 31x, Technical
Data
Manual
01/2006 Edition
A5E00105475-06
This manual is included in the documentation package
with Order No.: 6ES7398-8FA10-8BA0
The following supplement is part of this documentation:
No. Designation
Drawing number
Edition
1 Product Information A5E00688649-02 03/2006
2 Product Information A5E00830174-01 07/2006

Table of Contents

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Siemens CPU 313C Specifications

General IconGeneral
MPI InterfaceYes
Number of digital inputs24
Number of digital outputs16
Number of analog inputs4
Number of analog outputs2
Supply voltage24 V DC
High-speed countersYes
Bit Operations Execution Time0.1 µs
Word Operations Execution Time0.2 µs
Power Consumption5 W
Dimensions (W x H x D)40 x 125 x 130 mm
Operating Temperature0 to 60 °C
Communication InterfacesMPI
Programming LanguagesLAD, FBD, STL
Product type designationCPU 313C
Weight490 g

Summary

Preface

Purpose of the Manual

Explains the manual's content covering configuration, communication, memory, cycle times, and technical data for CPUs.

Required Basic Knowledge

Specifies prerequisites like general automation engineering knowledge and familiarity with STEP 7 software.

Changes and New Features

Highlights differences from the previous manual version, including new features and integrated product information.

Safety Guidelines

Danger, Warning, Caution, Notice Definitions

Defines safety alert symbols and grading of danger levels (Danger, Warning, Caution, Notice).

Qualified Personnel and Prescribed Usage

Defines qualifications for personnel and outlines prescribed usage for safety and proper operation.

Guide to the S7-300 Documentation

Overview and Selection

Guides users on selecting and configuring S7-300 systems, referencing specific manuals for details.

Operating and Display Elements

CPU 31xC Elements

Details LEDs, MMC slot, interfaces, mode switch, and differences for CPU 31xC.

CPU 31x Elements

Covers operating elements for CPU 31x series, including MMC slot, mode switch, and power connection across models.

Status and Error Indicators

Explains the meaning of status and error LEDs (SF, RUN, STOP, etc.) for various CPU models.

Communication

Interfaces

Covers MPI, PROFIBUS DP, PROFINET, and PtP interfaces and their properties.

Communication Services

Details services like PG/OP, S7, Global Data, Routing, and PROFINET communication.

S7 Connections and DPV1

Explains S7 connection management and DPV1 protocol functionality.

Memory Concept

Memory Areas and Retentivity

Covers CPU memory areas (Load, System, RAM) and data retentivity.

Memory Functions

Details operations like block management, memory reset, recipes, and backup.

SIMATIC Micro Memory Card (MMC)

Describes MMC properties, usage, copy protection, and useful life.

Cycle and Reaction Times

Cycle Time

Explains cycle time definition, calculation, influencing factors, and extensions.

Response Time

Covers response time definition, factors, calculation of shortest/longest times, and DP/PROFINET influences.

Interrupt Response Time

Details interrupt response times, calculation, and signal module behavior.

Sample Calculations

Provides practical examples for calculating cycle, response, and interrupt times.

Technical Data of CPU 31xC

General Technical Data

Covers CPU dimensions and SIMATIC Micro Memory Card specifications.

Specific CPU 31xC Models

Detailed technical specs for CPU 312C, 313C, 313C-2, and 314C-2 models.

Integrated I/O Technical Data

Details integrated digital/analog I/O arrangement, parameters, and specifications.

Technical Data of CPU 31x

General Technical Data for CPU 31x

Covers CPU dimensions and SIMATIC Micro Memory Card specifications for CPU 31x series.

Specific CPU 31x Models

Detailed technical specs for CPU 312, 314, 315-2 DP, 315-2 PN/DP, 317-2 DP, 317-2 PN/DP, 319-3 PN/DP.

Appendix

CPU Upgrade Information

Covers scope, behavior changes, hardware reuse, and replacement when upgrading CPUs.

PROFINET S7 Communication Blocks

Explains the usage of specific blocks for PROFINET S7 communication.

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