s7300_et200m_iex_o_modules_en.pdf

Preface

SIMATIC Automation systems S7-300, ET 200M Ex I/O Modules

Mechanical Configuration of

an Automation System with

SIMATIC S7 Ex Modules

SIMATIC

______________

Automation Systems

S7-300, ET 200M Ex I/O Modules

______________

SIMATIC S7 HART Analog

Modules

______________

Manual

______________

No. Designation

The following supplement is part of this documentation:

Drawing number

Edition

Product information

A5E00201782-03

12/2004

Product information

A5E00291373-02

02/2004

Product information

A5E00336417-01

07/2004

This manual is part of the documentation package

with the order number: 6ES7398-8RA00-8BA0

Edition 06/2005

A5E00172008-08

______________

SIMATIC S7 Ex Digital

Modules

SIMATIC S7 Ex Analog

Modules

Certificates

Standards and licenses

Safety Guidelines

This manual contains notices you have to observe in order to ensure your personal safety, as well as to prevent

damage to property. The notices referring to your personal safety are highlighted in the manual by a safety alert

symbol, notices referring only to property damage have no safety alert symbol. These notices shown below are

graded according to the degree of danger.

Danger

indicates that death or severe personal injury will result if proper precautions are not taken.

Warning

indicates that death or severe personal injury may result if proper precautions are not taken.

Caution

with a safety alert symbol, indicates that minor personal injury can result if proper precautions are not taken.

Caution

without a safety alert symbol, indicates that property damage can result if proper precautions are not taken.

Notice

indicates that an unintended result or situation can occur if the corresponding information is not taken into

account.

If more than one degree of danger is present, the warning notice representing the highest degree of danger will

be used. A notice warning of injury to persons with a safety alert symbol may also include a warning relating to

property damage.

Qualified Personnel

The device/system may only be set up and used in conjunction with this documentation. Commissioning and

operation of a device/system may only be performed by qualified personnel. Within the context of the safety notes

in this documentation qualified persons are defined as persons who are authorized to commission, ground and

label devices, systems and circuits in accordance with established safety practices and standards.

Prescribed Usage

Note the following:

Warning

This device may only be used for the applications described in the catalog or the technical description and only in

connection with devices or components from other manufacturers which have been approved or recommended

by Siemens. Correct, reliable operation of the product requires proper transport, storage, positioning and

assembly as well as careful operation and maintenance.

Trademarks

All names identified by ® are registered trademarks of the Siemens AG. The remaining trademarks in this

publication may be trademarks whose use by third parties for their own purposes could violate the rights of the

owner.

Disclaimer of Liability

We have reviewed the contents of this publication to ensure consistency with the hardware and software

described. Since variance cannot be precluded entirely, we cannot guarantee full consistency. However, the

information in this publication is reviewed regularly and any necessary corrections are included in subsequent

editions.

Siemens AG

Automation and Drives

Postfach 48 48

90437 NÜRNBERG

GERMANY

Order No.: A5E00172008-08

Edition 06/2005

Technical data subject to change

Preface

Purpose of the manual

This device manual will help you to

• plan,

• install,

• and operate a SIMATIC S7 ex module for an automation system in a hazardous area.

Basic knowledge required

General knowledge of automation engineering is required to understand this manual.

You should be familiar with the fundamentals of explosion protection, with the identification

of explosion-protected equipment and with the regulations regarding explosion protection.

Validity of the manual

This device manual is valid for all the SIMATIC S7 ex modules listed by order number in the

following table.

Table 1 S7-300 I/O modules

SIMATIC S7 ex module

Order Number

SM 321; DI 4 x NAMUR

6ES7321-7RD00-0AB0

SM 322; DO 4 x 24V/10mA

6ES7322-5SD00-0AB0

SM 322; DO 4 x 15V/20mA

6ES7322-5RD00-0AB0

SM 331; AI 8 x TC/4 x RTD

6ES7331-7SF00-0AB0

SM 331; AI 4 x 0/4...20mA

6ES7331-7RD00-0AB0

SM 332; AO 4 x 0/4...20mA

6ES7332-5RD00-0AB0

SM 331; AI 2 x 0/4...20mA HART

6ES7331-7TB00-0AB0

SM 332; AO 2 x 0/4...20mA HART

6ES7332-5TB00-0AB0

To find out which CPUs and IM 153-x versions you can use this module with, refer to the

STEP 7 hardware catalog.

S7-300, ET 200M Ex I/O Modules

Manual, Edition 06/2005, A5E00172008-08

iii

Preface

Changes since the previous edition of the manual

compared with the previous edition, this device manual includes the following changes.

• With the module SM 331; AI 2 x 0/4... 20 mA HART, technical data / additional measures

and the 4th and 5th supplement of the EU special test certificate have been added.

• Small corrections carried out.

Approvals

The SIMATIC S7300 product range has the following approvals: (see Appendix "Standards

and Licenses")

CE marking

The SIMATIC S7-300 product range meets the requirements and protection objectives of the

following EU directives.

C-tick mark

The SIMATIC S7-300 product range meets the requirements of the AS/NZS 2064 standard

(Australia and New Zealand): (see Appendix "Standards and Licenses")

Standards

The SIMATIC S7-300 product range meets the requirements and criteria of IEC61131-2,

(see Appendix "Standards and Licenses")

Position in the information scheme

Depending on the application, you will need the following documentation to understand this

manual:

• S7-300: Hardware and Installation, CPU data, module specifications and instruction list

• ET 200M: Distributed I/O device

• Distributed I/O Devices S7-300, M7-300, ET 200M: Device manual

Guide

The device manual "S7-300 automation systems, ET 200M Ex I/O Modules" contains

technical descriptions of the individual modules.

The device manual covers the following subject areas:

• Chapter 1 explains the mechanical configuration of an automation system with

SIMATIC S7 Ex modules

• Chapter 2 describes the SIMATIC S7 Ex digital modules

• Chapter 3 describes the SIMATIC S7 Ex analog modules

• Chapter 4 describes the SIMATIC S7 HART analog modules

S7-300, ET 200M Ex I/O Modules

Manual, Edition 06/2005, A5E00172008-08

Preface

Recycling and disposal

You can recycle the Ex I/O modules because they are made of low-toxicity materials. To

recycle and disposal of your old device in an environmentally friendly way, please contact a

company certified to deal with electronic waste.

Contact partner

See product information Technical Support, Contact Partners and Training.

Training

See product information Technical Support, Contact Partners and Training.

SIMATIC Technical Support

See product information Technical Support, Contact Partners and Training.

Service & Support on the Internet

See product information Technical Support, Contact Partners and Training.

S7-300, ET 200M Ex I/O Modules

Manual, Edition 06/2005, A5E00172008-08

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