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Siemens Simatic S7-200 CPU 210 User Manual

Siemens Simatic S7-200 CPU 210
140 pages
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Preface, Contents
Installing the CPU 210
1
Installing and Using the
STEP 7-Micro/WIN Version 2.0
Software
2
Getting Started with a Sample
Program
3
Basic Concepts for
Programming the CPU 210
4
Instruction Set
5
Appendix
CPU 210 Data Sheets
A
Special Memory (SM)
B
Error Handling and Error Codes
C
Converting STEP 7-Micro/DOS
Files to STEP 7-Micro/WIN Files
D
Execution Times for STL
Instructions
E
CPU 210 Order Numbers
F
Index
C79000-G7076-C235-01
S7-200
Programmable Controller,
CPU 210
System Manual
SIMATIC

Table of Contents

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Siemens Simatic S7-200 CPU 210 Specifications

General IconGeneral
Digital Inputs6
Digital Outputs4
Program Memory2 KB
Data Memory1 KB
Timers128
Counters128
Analog Inputs0
Analog Outputs0
Communication Ports1 x RS-485
Power Supply24 V DC
TypeCPU

Summary

Installing the S7-200 CPU 210

Product Overview

Provides an overview of the CPU 210, its components, and system requirements for programming.

Pre-installation Considerations

Details installation configurations, clearance requirements, and DIN rail dimensions.

Installing a CPU 210

Step-by-step instructions for mounting the CPU on a panel, DIN rail, or in a panel box.

Installing the Field Wiring

General guidelines for wiring, including grounding, wire size, and surge suppression.

Using Suppression Circuits

Discusses methods for protecting DC transistors and relays from voltage spikes.

Installing and Using the STEP 7-Micro/WIN Version 2.0 Software

Installing the STEP 7-Micro/WIN Version 2.0 Software

Instructions for installing the software on different Windows versions and troubleshooting.

Establishing Communication with the PDS 210

Steps for connecting the PC to the PDS 210 for communications.

Configuring the Preferences for STEP 7-Micro/WIN

How to specify programming environment preferences before creating a project.

Creating and Saving a Project

Guides on creating new projects and saving them within the software.

Creating a Program

Details on entering programs using the Ladder Editor or Statement List Editor.

Downloading A Program

Procedures for transferring programs to the PDS 210 and memory cartridge.

Using Symbolic Addressing

How to use symbolic names for addresses to improve program readability.

Using the Status Chart

How to read and write variables in the program using the Status Chart.

Debugging and Monitoring Your Program

Techniques for monitoring program execution using scans and status displays.

Error Handling for the PDS 210

Classification of errors and how to respond to fatal and non-fatal errors.

Getting Started with a Sample Program

Defining the Requirements for the Application Example

Identifies inputs, outputs, and creates symbolic names for a home security system.

Designing the Control Logic

Explains the logic behind the sample program's operation and structure.

Putting the Control Logic into a Program

Shows how to arrange control logic into ladder or STL program code.

Creating a Project with STEP 7-Micro/WIN

Steps to create a new project and select the CPU type.

Creating a Symbol Table

Defines symbolic names for addresses to improve program readability.

Entering the Program

Details on entering program code using the Ladder Editor or STL.

Creating a Status Chart

How to create a Status Chart to monitor program elements.

Downloading and Monitoring the Sample Program

Steps to download the program and monitor its status.

Modifying the Sample Program

Demonstrates how to enhance the sample program with new logic for LED patterns.

Basic Concepts for Programming the CPU 210

Guidelines for Designing a Micro PLC System

General guidelines for designing PLC systems, including planning steps.

Concepts for Creating a Program

Explains how programs relate to inputs/outputs and memory areas.

Understanding the Scan Cycle of the CPU 210

Details the cyclical process of input reading, program execution, and output writing.

Understanding the Programming Languages

Describes Statement List (STL) and Ladder programming languages.

Understanding the Addresses of the Memory Areas

Explains memory areas, addresses, and how to access data.

Sample Program Using an Interrupt Routine

Demonstrates using hardware interrupts for high-speed counting with a sample program.

Using the Analog Adjustment Potentiometer

How to use the analog potentiometer to adjust values stored in special memory.

Instruction Set

Valid Ranges for the CPU 210 and PDS 210

Lists valid operand ranges for accessing data in different memory areas.

Contact Instructions

Explains standard, Not, and transition contacts used in programming.

Output Instructions

Describes output instructions like Set, Reset, and their usage.

Timer Instructions

Details timer instructions, including On-Delay timers and their updates.

Counter Instructions

Explains Up/Down counters and their operation with examples.

Increment and Decrement Instructions

Describes instructions for incrementing/decrementing word values.

Move Instruction

Explains the Move Word instruction for data transfer.

Program Control Instructions

Covers END and Watchdog Reset instructions for program flow control.

Logic Stack Instructions

Details And Load and Or Load instructions for logic stack operations.

Interrupt Instructions

Explains interrupt routines, enabling/disabling, and return instructions.

CPU 210 Data Sheets

General Technical Specifications

Provides national/international standards and environmental/operating specifications.

CPU 210 DC Power Supply, 24 VDC Inputs, 24 VDC Outputs

Detailed specifications for the DC power supply and I/O.

CPU 210 AC Power Supply, 24 VDC Inputs, Relay Outputs

Detailed specifications for the AC power supply with DC inputs and relay outputs.

CPU 210 AC Power Supply, AC Inputs, Relay Outputs

Detailed specifications for the AC power supply with AC inputs and relay outputs.

PDS 210 AC Power Supply, DC Inputs, Relay Outputs

Specifications for the PDS 210 power supply, inputs, and outputs.

Memory Cartridge 8K x 8

Physical dimensions and features of the 8K x 8 memory cartridge.

Memory Cartridge 16K x 8

Physical dimensions and features of the 16K x 8 memory cartridge.

PC/PPI Cable

Specifications, pin-out, and dimensions of the PC/PPI cable.

DC Input Simulator

Information about the DC Input Simulator used for testing.

Special Memory (SM)

SMW0: Status Bits

Details status bits updated by the CPU, including clock pulses and flags.

SMW2: Analog Adjustment

Describes how SMW2 stores the analog potentiometer value.

SMW4 through SMW20: Reserved

Indicates reserved special memory words for future use.

SMW22 to SMW26: Scan Times (only for the PDS 210)

Scan time information available through PDS 210 communication.

Error Handling and Error Codes

Non-Fatal Errors (Compile Rule Violations)

Lists non-fatal compile-rule errors and their descriptions.

Fatal Error Codes and Messages for the PDS 210

Lists fatal error codes for the PDS 210 and system behavior.

Handling of Fatal Errors for the CPU 210

Describes how the CPU 210 handles fatal errors and potential causes.

Converting STEP 7-Micro/DOS Files to STEP 7-Micro/WIN Files

Importing a STEP 7-Micro/DOS Program

Step-by-step instructions for importing programs from Micro/DOS.

Import Guidelines and Limitations

Details on file conversion, limitations, and data mapping.

Saving the Converted Program

Instructions for saving the imported and converted program files.

Execution Times for STL Instructions

Execution Times for the STL Instructions (in µs)

Lists execution times for various STL instructions based on condition.

CPU 210 Order Numbers

CPU and Program Development Station

Lists order numbers for CPUs and the PDS 210.

General

Lists order numbers for general accessories like memory cartridges and cables.

Programming Software

Lists order numbers for STEP 7-Micro/WIN software licenses and updates.

Manuals

Lists order numbers for the S7-200 System Manual in different languages.

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