SIMATIC S7-1200 System Manual.pdf

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S7-
1200 Programmable controller
Preface
1
Product overview
STEP 7 programming
software
2
3
Installation
SIMATIC
4
PLC concepts
5
S7
S7-1200 Programmable controller
Device configuration
6
Programming concepts
7
Basic instructions
System Manual
8
Extended instructions
9
Data logging
10
Technology instructions
11
PROFINET and PROFIBUS
Communication processor
protocols
12
13
Web server
14
Online and diagnostic tools
A
Technical specifications
B
Calculating a power budget
C
Order numbers
04/2011
A5E02486680-03
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Legal information
Warning notice system
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.
Legal information
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 product/system described in this documentation may be operated only by personnel qualified for the specific
task in accordance with the relevant documentation for the specific task, in particular its warning notices and
safety instructions. Qualified personnel are those who, based on their training and experience, are capable of
identifying risks and avoiding potential hazards when working with these products/systems.
Proper use of Siemens products
Note the following:
WARNING
Siemens products may only be used for the applications described in the catalog and in the relevant technical
documentation. If products and components from other manufacturers are used, these must be recommended
or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and
maintenance are required to ensure that the products operate safely and without any problems. The permissible
ambient conditions must be adhered to. The information in the relevant documentation must be observed.
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
Industry Sector
Postfach 48 48
90026 NÜRNBERG
GERMANY
order number: 6ES7298-8FA30-8BH0
Ⓟ 03/2011
Copyright © Siemens AG 2010.
Technical data subject to change
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Preface
Purpose of the manual
The S7-1200 series is a line of programmable logic controllers (PLCs) that can control a
variety of automation applications. Compact design, low cost, and a powerful instruction set
make the S7-1200 a perfect solution for controlling a wide variety of applications. The S7-
1200 models and the Windows-based programming tool give you the flexibility you need to
solve your automation problems.
This manual provides information about installing and programming the S7-1200 PLCs and
is designed for engineers, programmers, installers, and electricians who have a general
knowledge of programmable logic controllers.
Required basic knowledge
To understand this manual, it is necessary to have a general knowledge of automation and
programmable logic controllers.
Scope of the manual
This manual describes the following products:
● STEP 7 V11 Basic and Professional
● S7-1200 CPU firmware release V2
For a complete list of the S7-1200 products described in this manual, refer to the technical
Certification, CE label, C-Tick, and other standards
Refer to the technical specifications (Page 561) for more information.
Service and support
In addition to our documentation, we offer our technical expertise on the Internet on the
Contact your Siemens distributor or sales office for assistance in answering any technical
questions, for training, or for ordering S7 products. Because your sales representatives are
technically trained and have the most specific knowledge about your operations, process
and industry, as well as about the individual Siemens products that you are using, they can
provide the fastest and most efficient answers to any problems you might encounter.
S7-1200 Programmable controller
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Preface
Documentation and information
S7-1200 and STEP 7 provide a variety of documentation and other resources for finding the
technical information that you require.
● The S7-1200 system manual provides specific information about the operation,
programming and the specifications for the complete S7-1200 product family. In addition
to the system manual, the S7-1200 Easy Book provides a more general overview to the
capabilities of the S7-1200 family.
Both the system manual and the Easy Book are available as electronic (PDF) and printed
manuals. The electronic manuals can be downloaded from the customer support web site
and can also be found on the companion disk that ships with every S7-1200 CPU.
● The online information system of STEP 7 provides immediate access to the conceptual
information and specific instructions that describe the operation and functionality of the
programming package and basic operation of SIMATIC CPUs.
● My Documentation Manager accesses the electronic (PDF) versions of the SIMATIC
documentation set, including the system manual, the Easy Book and the information
system of STEP 7. With My Documentation Manager, you can drag and drop topics from
various documents to create your own custom manual.
The customer support entry portal ( http://support.automation.siemens.com ) provides a
link to My Documentation Manager under mySupport.
● The customer support web site also provides podcasts, FAQs, and other helpful
documents for S7-1200 and STEP 7. The podcasts utilize short educational video
presentations that focus on specific features or scenarios in order to demonstrate the
interactions, convenience and efficiency provided by STEP 7. Visit the following web sites
to access the collection of podcasts:
● You can also follow or join product discussions on the Service & Support technical forum
d0=34612486 ). These forums allow you to interact with various product experts.
S7-1200 Programmable controller
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Table of contents
Preface...................................................................................................................................................... 3
1
Product overview..................................................................................................................................... 17
1.1
Introducing the S7-1200 PLC....................................................................................................... 17
1.2
Expansion capability of the CPU.................................................................................................. 20
1.3
S7-1200 modules......................................................................................................................... 22
1.4
New features for S7-1200 and STEP 7 V11................................................................................ 23
1.5
Basic HMI panels......................................................................................................................... 25
2
STEP 7 programming software................................................................................................................ 27
2.1
System requirements................................................................................................................... 27
2.2
Different views to make the work easier...................................................................................... 28
2.3 Easy-to-use tools ......................................................................................................................... 29
2.3.1 Inserting instructions into your user program............................................................................... 29
2.3.2 Accessing instructions from the "Favorites" toolbar..................................................................... 29
2.3.3 Creating a complex equation with a simple instruction................................................................ 30
2.3.4 Adding inputs or outputs to a LAD or FBD instruction................................................................. 32
2.3.5 Expandable instructions............................................................................................................... 32
2.3.6 Selecting a version for an instruction........................................................................................... 33
2.3.7 Modifying the appearance and configuration of STEP 7 ............................................................. 33
2.3.8 Dragging and dropping between editors...................................................................................... 34
2.3.9 Changing the operating mode of the CPU................................................................................... 35
2.3.10 Capturing and restoring a block state.......................................................................................... 35
2.3.11 Changing the call type for a DB................................................................................................... 36
2.3.12 Temporarily disconnecting devices from a network..................................................................... 37
2.3.13 Virtual unplugging of devices from the configuration................................................................... 38
3
Installation ............................................................................................................................................... 39
3.1
Guidelines for installing S7-1200 devices.................................................................................... 39
3.2
Power budget............................................................................................................................... 40
3.3 Installation and removal procedures............................................................................................ 42
3.3.1 Mounting dimensions for the S7-1200 devices............................................................................ 42
3.3.2 Installing and removing the CPU ................................................................................................. 44
3.3.3 Installing and removing an SB or a CB........................................................................................ 45
3.3.4 Installing and removing an SM..................................................................................................... 46
3.3.5 Installing and removing a CM or CP............................................................................................ 48
3.3.6 Removing and reinstalling the S7-1200 terminal block connector............................................... 49
3.3.7 Installing and removing the expansion cable............................................................................... 50
3.3.8 TeleService.................................................................................................................................. 52
3.3.8.1 Connecting the TeleService Adapter........................................................................................... 52
3.3.8.2 Installing the SIM card ................................................................................................................. 53
3.3.8.3 Installing the TS adapter unit....................................................................................................... 54
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