Siemens CPU 315-2 DP

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

Siemens CPU 315-2 DP Specifications

General

Memory	64 KB
Power Supply	24 V DC
Order Number	6ES7 315-2AG10-0AB0
Number of DP Masters	1
Number of DP Slaves	124
Load Memory	64 KB
Number of Timers	256
Number of Counters	256
Data Memory	64 KB
Operating Temperature	0 to 60 °C
Integrated Interfaces	MPI, DP
Digital Outputs	Not integrated
Analog Inputs	Not integrated
Analog Outputs	Not integrated
Programming Languages	LAD, FBD, STL
Digital Inputs	Not integrated
Weight	660 g

Summary

Operating and Display Elements

Operating and Display Elements: CPU 31 xC

Details the operating and display elements of the CPU 31xC, including status indicators and interfaces.

Memory Concept

Memory Areas and Retentivity

Explains the three CPU memory areas (Load, System, RAM) and their retentive behavior.

Memory Functions

Covers functions like loading, handling, deleting, compressing blocks, and memory reset operations.

Cycle and Reaction Times

Cycle Time

Explains the meaning, calculation, and factors influencing the cycle time of a CPU.

Response Time

Defines response time and factors affecting it, including shortest and longest times.

Interrupt Response Time

Details the time from interrupt signal occurrence to OB call and its influencing factors.

Technical Data of CPU 31 xC

Technical Data of the Integrated IO

Describes the arrangement, usage, parameterization, and technical data of integrated digital and analog I/Os.

Appendix

Information about Upgrading to a CPU 31 xC or CPU 31 x

Provides information and considerations for upgrading from older CPUs to 31xC or 31x models.