Siemens Simatic S7-1500 User manual

Manual
Analog input module AI 8xU/I HS (6ES7531-7NF10-0AB0)
07/2014Edition
Answers for industry.
SIMATIC
S7-1500

Analog Input Module AI 8xU/I HS
(6ES7531-7NF10-0AB0)
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SIMATIC
S7-1500/ET 200MP
Analog Input Module AI 8xU/I HS
(6ES7531-7NF10-0AB0)
Manual
07/2014
A5E03484886
-AC
Preface
Documentation guide
1
Product overview
2
Wiring
3
Parameters/address space
4
Interrupts/diagnostics alarms
5
Technical specifications
6
Dimensional drawing
A
Parameter data records
B
Representation of analog
values
C
Open Source Software
D

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A5E03484886-AC
Ⓟ
07/2014 Subject to change
Copyright © Siemens AG 2014.
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Legal information
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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
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DANGER
indicates that death or severe personal injury will result if proper precautions are not taken.
WARNING
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CAUTION
indicates that minor personal injury can result if proper precautions are not taken.
NOTICE
indicates that property damage can result if proper precautions are not taken.
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, 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
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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.

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0)
Manual, 07/2014, A5E03484886-AC 3
Preface
Purpose of the documentation
This manual supplements the system manuals:
●S7-1500 Automation System
●ET 200MP Distributed I/O System
Functions that relate in general to the systems are described in these system manuals.
The information provided in this manual and in the system/function manuals supports you in
commissioning the systems.
Changes compared to previous version
Changes described in this manual, compared to the previous version:
●Module integrated in hardware catalog STEP 7 (TIA Portal) V13, Update 3 or higher with
the functions:
–Module-internal shared input (MSI) for Shared Device
–Configurable submodules, e.g., for Shared Device
●Appendix Open Source Software amended
Conventions
The term "CPU" is used in this manual both for the CPUs of the S7-1500 automation system,
as well as for interface modules of the ET 200MP distributed I/O system.
Please also observe notes marked as follows:
Note
A note contains important information regarding the product described in the documentation
or its handling, or draws special attention to a
section of the documentation.

Preface
Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0)
4Manual, 07/2014, A5E03484886-AC
Security information
Siemens provides products and solutions with industrial security functions that support the
secure operation of plants, solutions, machines, equipment and/or networks. They are
important components in a holistic industrial security concept. With this in mind, Siemens’
products and solutions undergo continuous development. Siemens recommends strongly
that you regularly check for product updates.
For the secure operation of Siemens products and solutions, it is necessary to take suitable
preventive action (e.g. cell protection concept) and integrate each component into a holistic,
state-of-the-art industrial security concept. Third-party products that may be in use should
also be considered. You can find more information about industrial security on the Internet
(http://www.siemens.com/industrialsecurity).
To stay informed about product updates as they occur, sign up for a product-specific
newsletter. You can find more information on the Internet
(http://support.automation.siemens.com).
Open Source Software
Open-source software is used in the firmware of the product described. Open Source
Software is provided free of charge. We are liable for the product described, including the
open-source software contained in it, pursuant to the conditions applicable to the product.
Siemens accepts no liability for the use of the open source software over and above the
intended program sequence, or for any faults caused by modifications to the software.
For legal reasons, we are obliged to publish the original text of the license conditions and
copyright notices. Please read the information relating to this in the appendix.

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0)
Manual, 07/2014, A5E03484886-AC 5
Table of contents
Preface ................................................................................................................................................... 3
1 Documentation guide .............................................................................................................................. 6
2 Product overview .................................................................................................................................... 8
2.1 Properties..................................................................................................................................8
3 Wiring ................................................................................................................................................... 11
4 Parameters/address space ................................................................................................................... 16
4.1 Measuring types and ranges ..................................................................................................16
4.2 Parameters .............................................................................................................................17
4.3 Declaration of parameters ......................................................................................................18
4.4 Address space ........................................................................................................................20
5 Interrupts/diagnostics alarms................................................................................................................. 26
5.1 Status and error displays ........................................................................................................26
5.2 Interrupts.................................................................................................................................29
5.3 Diagnostics alarms..................................................................................................................31
6 Technical specifications ........................................................................................................................ 32
A Dimensional drawing............................................................................................................................. 36
B Parameter data records......................................................................................................................... 38
B.1 Parameter assignment and structure of the parameter data records.....................................38
C Representation of analog values ........................................................................................................... 44
C.1 Representation of input ranges...............................................................................................45
C.2 Representation of analog values in voltage measuring ranges..............................................46
C.3 Representation of analog values in the current measuring ranges ........................................47
C.4 Measured values for wire break diagnostic ............................................................................48
D Open Source Software.......................................................................................................................... 49

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0)
6Manual, 07/2014, A5E03484886-AC
Documentation guide
1
The documentation for the SIMATIC S7-1500 automation system and the SIMATIC
ET 200MP distributed I/O system is arranged into three areas.
This arrangement enables you to access the specific content you require.
Basic information
System Manual and Getting Started describe in detail the configuration, installation, wiring
and commissioning of the SIMATIC S7-1500 and ET 200MP systems. The STEP 7 online
help supports you in the configuration and programming.
Device information
Manuals contain a compact description of the module-specific information, such as
properties, terminal diagrams, characteristics, technical specifications.
General information
The function manuals contain detailed descriptions on general topics regarding the SIMATIC
S7-1500 and ET 200MP systems, e.g. diagnostics, communication, Motion Control, Web
server.
You can download the documentation free of charge from the Internet
(http://www.automation.siemens.com/mcms/industrial-automation-systems-
simatic/en/manual-overview/tech-doc-controllers/Pages/Default.aspx).
Changes and supplements to the manuals are documented in a Product Information.

Documentation guide
Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0)
Manual, 07/2014, A5E03484886-AC 7
Manual Collection S7-1500 / ET 200MP
The Manual Collection contains the complete documentation on the SIMATIC S7-1500
automation system and the ET 200MP distributed I/O system gathered together in one file.
You can find the Manual Collection on the Internet
(http://support.automation.siemens.com/WW/view/en/86140384).
My Documentation Manager
The My Documentation Manager is used to combine entire manuals or only parts of these to
your own manual.
You can export the manual as PDF file or in a format that can be edited later.
You can find the My Documentation Manager on the Internet
(http://support.automation.siemens.com/WW/view/en/38715968).
Applications & Tools
Applications & Tools supports you with various tools and examples for solving your
automation tasks. Solutions are shown in interplay with multiple components in the system -
separated from the focus in individual products.
You can find Applications & Tools on the Internet
(http://support.automation.siemens.com/WW/view/en/20208582).
CAx Download Manager
The CAx Download Manager is used to access the current product data for your CAx or CAe
systems.
You configure your own download package with a few clicks.
In doing so you can select:
●Product images, 2D dimension drawings, 3D models, internal circuit diagrams, EPLAN
macro files
●Manuals, characteristics, operating manuals, certificates
●Product master data
You can find the CAx Download Manager on the Internet
(http://support.automation.siemens.com/WW/view/en/42455541).

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0)
8Manual, 07/2014, A5E03484886-AC
Product overview
2
2.1
Properties
Article number
6ES7531-7NF10-0AB0
View of the module
Figure 2-1 View of the AI 8xU/I HS module

Product overview
2.1 Properties
Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0)
Manual, 07/2014, A5E03484886-AC 9
Properties
The module has the following technical properties:
●8 analog inputs
●Voltage or current measuring type can be set per channel
●Resolution 16 bits including sign
●Configurable diagnostics (per channel)
●Hardware interrupt on limit violation can be set per channel (two low and two high limits
per channel)
●High-speed update of measured values
The module supports the following functions:
Table 2- 1 Version dependencies of the module functions
Function
Firmware version
of the module
Configuration software
STEP 7
(TIA Portal)
GSD file in STEP 7
(TIA Portal) V12 or higher, or
STEP 7 V5.5 SP3 or higher
Firmware update
V1.0.0 or higher
V12 or higher
X
Identification data I&M0 to I&M3
V1.0.0 or higher
V12 or higher
X
Parameter assignment in RUN
V1.0.0 or higher
V12 or higher
X
Isochronous mode
V1.0.0 or higher
V12 or higher
---
Calibration in runtime
V1.0.0 or higher
V12 or higher
X
Module-internal Shared Input (MSI) V2.0.0 or higher V13 Update 3 or
higher
(PROFINET IO
only)
X
(PROFINET IO only)
Configurable submodules / submodules for
Shared Device
V2.0.0 or higher V13 Update 3 or
higher
(PROFINET IO
only)
X
(PROFINET IO only)
Configurable after interface module
IM 155-5 DP ST
V2.0.0 or higher V13 or higher X
You can configure the module with STEP 7 (TIA Portal) and with a GSD file.