Siemens LOGO! 24L - User Manual

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LOGO! Manual
A5E00067781 01
Welcome to LOGO!
Dear customer,
Thank you for purchasing LOGO!, and congratulations on your
decision. In LOGO! you have acquired a logic module that meets
the stringent quality requirements of ISO 9001.
LOGO! is universal in application. Its comprehensive functionality
and great ease of use make it a highly cost–efficient solution for
virtually any application.
LOGO! documentation
This LOGO! manual tells you how to install, program and use
LOGO!.
You can find information on wiring in the LOGO! manual as well as
in the LOGO! product information that is supplied with each de-
vice. You can get further information on programming LOGO! via
the PC in the LOGO!Soft Comfort online help system. LOGO!Soft
Comfort is the programming software for PCs. It runs under
WINDOWS

and will help you get to know LOGO! and to write,
test, print out and archive programs independently of LOGO!.
Guide to the manual
We have subdivided this manual into 9 chapters:
 Getting to Know LOGO!
 Installing and Wiring LOGO!
 Programming LOGO!
 LOGO! Functions
 Parameterizing LOGO!
 LOGO!’s Program Modules
 LOGO! Software
 Applications
 Appendices
Additional support
You can find answers to your LOGO! questions quickly and easily
on the Internet at http://www.ad.siemens.de/logo.

Siemens LOGO! 24L Specifications

General

Power Supply	24 V DC
Digital Inputs	8
Digital Outputs	4
Output Type	Relay
Dimensions	72 x 90 x 55 mm
Clock Memory	Yes
Communication Ports	RS-232
Operating Temperature	0°C to 55°C
Analog Inputs	0
Programming Language	Ladder Logic

Summary

Getting to Know LOGO!

Installing and Wiring LOGO!

General Installation and Wiring Guidelines

Key guidelines for safe and correct installation and wiring of LOGO! devices.

Installing and Removing LOGO!

Wiring LOGO! Connections

Guidance on connecting power supply, inputs, outputs, and ASi bus for LOGO! devices.

Programming LOGO!

Blocks and Block Numbers

Circuit Diagram to LOGO! Conversion

Golden Rules for Working with LOGO!

Four fundamental rules to guide efficient and correct LOGO! programming practices.

Entering and Starting a Program

Step-by-step guide on switching to programming mode and entering basic programs.

LOGO! Functions

List of Basic Functions (BF)

List of Special Functions (SF)

Catalog of special function blocks including On Delay, Off Delay, Counters, and Switches.

Parameterizing LOGO!

Switching to Parameterization Mode

Procedure to enter parameterization mode for modifying settings without changing the program.

Setting the Time (LOGO!... C)

LOGO! Program Modules

Removing and Inserting Modules

Copying Programs to Module;Card

Copying Programs from Module to LOGO!

LOGO! Software

LOGO!Soft Comfort Features

Overview of LOGO!Soft Comfort features like offline programming, simulation, and documentation.

Connecting LOGO! to a PC

Steps for connecting LOGO! to a PC for programming and data transfer.

Applications

Automatic Door Control

Industrial Gate Control

Water Pump Control System

Technical Specifications

General Technical Specifications

Overall specifications including dimensions, weight, environmental conditions, and protection types.

LOGO! 230... Series Specifications

Detailed technical specifications for LOGO! 230RC, 230RCo, 230RCL, and 230RCLB11 variants.

LOGO! 24 Basic Series Specifications

Technical data for LOGO! 24 and LOGO! 24RC/RCo variants, covering power, inputs, and outputs.

LOGO! 24 Long Series Specifications

LOGO!Power 12 V Power Supply

LOGO!Power 24 V Power Supply

LOGO! Contact 24;230 Specifications

Determining Memory Requirements

Determining the Cycle Time