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Page 3 - Legal information

Siemens AG Industry Sector Postfach 48 48 90026 NÜRNBERG GERMANY A5E03484886-AC Ⓟ 07/2014 Subject to change Copyright © Siemens AG 2014. All rights reserved Legal information Warning notice system This manual contains notices you have to observe in order to ensure your personal safety, as well as to...

Page 4 - Preface; Purpose of the documentation; Changes compared to previous version; Conventions

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...

Page 5 - Security information; Open Source Software

Preface Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 4 Manual, 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 importa...

Page 6 - Table of contents

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 5 Table of contents Preface ................................................................................................................................................... 3 1 Documentation guide ..................

Page 7 - Documentation guide

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 6 Manual, 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 c...

Page 8 - My Documentation Manager

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...

Page 9 - Product overview; Properties; Article number

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 8 Manual, 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

Page 11 - Accessories

Product overview 2.1 Properties Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 10 Manual, 07/2014, A5E03484886-AC Accessories The following accessories are supplied with the module and can also be ordered separately as spare parts: ● Shield bracket ● Shield terminal ● Power supply element ● La...

Page 12 - Wiring; Abbreviations used

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 11 Wiring 3 The section below includes the block diagram of the module and various wiring options. For more information on front connector wiring and creating cable shields, for example, refer to the "Wiring"...

Page 13 - Pin assignment for the power supply element

Wiring Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 12 Manual, 07/2014, A5E03484886-AC Pin assignment for the power supply element The power supply element is plugged onto the front connector for powering the analog module. Wire the supply voltage to terminals 41 (L+) and 44 (M). Use termina...

Page 14 - Block diagram and pin assignment for voltage measurement

Wiring Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 13 Block diagram and pin assignment for voltage measurement The example in the figure below shows the pin assignment for a voltage measurement. ① Analog-to-Digital Converter (ADC) ② Backplane bus interface ③ ...

Page 17 - Parameters/address space; Measuring types and ranges; Introduction

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 16 Manual, 07/2014, A5E03484886-AC Parameters/address space 4 4.1 Measuring types and ranges Introduction The module is set to voltage measuring type with measuring range ±10 V by default. You need to reassign the module parameters with STEP 7 if ...

Page 18 - Parameters; Parameters of the AI 8xU/I HS

Parameters/address space 4.2 Parameters Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 17 4.2 Parameters Parameters of the AI 8xU/I HS When you assign the module parameters in STEP 7, you use various parameters to specify the module properties. The following tab...

Page 19 - Declaration of parameters; Missing supply voltage L+

Parameters/address space 4.3 Declaration of parameters Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 18 Manual, 07/2014, A5E03484886-AC Parameters Range of values Default setting Parameter as- signment in RUN Scope with configuration software, e.g., STEP 7 (TIA Portal) GSD file PROFINET IO GS...

Page 20 - Smoothing; Hardware interrupt 1 or 2

Parameters/address space 4.3 Declaration of parameters Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 19 Smoothing The individual measured values are smoothed using filtering. The smoothing can be set in 4 levels. Smoothing time = number of module cycles (k) x c...

Page 21 - Address space; Configuration options of AI 8xU/I HS

Parameters/address space 4.4 Address space Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 20 Manual, 07/2014, A5E03484886-AC 4.4 Address space The module can be configured differently in STEP 7; see following table. Depending on the configuration, additional/different addresses are assigned in...

Page 22 - Address space of AI 8xU/I HS

Parameters/address space 4.4 Address space Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 21 Address space of AI 8xU/I HS The following figure shows the address space allocation for the configuration as 8-channel module. You can freely assign the start address f...

Page 23 - Address space for configuration as 8 x 1-channel AI 8xU/I HS S QI

Parameters/address space 4.4 Address space Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 22 Manual, 07/2014, A5E03484886-AC Address space for configuration as 8 x 1-channel AI 8xU/I HS S QI For the configuration as a 8 x 1-channel module, the channels of the module are divided into multiple s...

Page 24 - Address space for configuration as 1 x 8-channel AI 8xU/I HS MSI

Parameters/address space 4.4 Address space Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 23 Address space for configuration as 1 x 8-channel AI 8xU/I HS MSI The channels 0 to 7 of the module are copied in up to four submodules with configuration 1 x 8-channel m...

Page 27 - Interrupts/diagnostics alarms; Status and error displays; LED displays

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 26 Manual, 07/2014, A5E03484886-AC Interrupts/diagnostics alarms 5 5.1 Status and error displays LED displays The following figure shows the LED displays (status and error displays) of AI 8xU/I HS. Figure 5-1 LED displays of the module AI 8xU/I HS

Page 28 - Meaning of the LED displays

Interrupts/diagnostics alarms 5.1 Status and error displays Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 27 Meaning of the LED displays The following tables explain the meaning of the status and error displays. Remedial measures for diagnostic alarms can be fo...

Page 29 - CHx LED

Interrupts/diagnostics alarms 5.1 Status and error displays Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 28 Manual, 07/2014, A5E03484886-AC CHx LED Table 5- 3 CHx status display LED CHx Meaning Remedy Off Channel disabled --- On Channel configured and OK. --- On Channel is configured (channe...

Page 30 - Interrupts; Diagnostic interrupt

Interrupts/diagnostics alarms 5.2 Interrupts Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 29 5.2 Interrupts Analog input module AI 8xU/I HS supports the following diagnostic and hardware interrupts. Diagnostic interrupt The module generates a diagnostic interr...

Page 31 - Reaction when reaching limits 1 and 2 at the same time; Structure of the additional interrupt information

Interrupts/diagnostics alarms 5.2 Interrupts Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 30 Manual, 07/2014, A5E03484886-AC Reaction when reaching limits 1 and 2 at the same time If the two high limits 1 and 2 are reached at the same time, the module always signals the hardware interrupt fo...

Page 32 - Diagnostics alarms; Diagnostics alarms with value status (QI)

Interrupts/diagnostics alarms 5.3 Diagnostics alarms Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 31 5.3 Diagnostics alarms A diagnostics alarm is output for each diagnostics event and the ERROR LED flashes on the module. The diagnostics alarms can, for exampl...

Page 33 - Technical specifications; Technical specifications of the AI 8xU/I HS

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 32 Manual, 07/2014, A5E03484886-AC Technical specifications 6 Technical specifications of the AI 8xU/I HS 6ES7531-7NF10-0AB0 Product type designation AI 8xU/I HS General information Hardware version E01 Firmware version V2.0.0 Product function I&a...

Page 37 - Dimensional drawing

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 36 Manual, 07/2014, A5E03484886-AC Dimensional drawing A This appendix contains the dimensional drawing of the module installed on a mounting rail and with a shield bracket. Always adhere to the specified dimensions for installations in cabinets, ...

Page 39 - Parameter data records; Dependencies for configuration with GSD file

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 38 Manual, 07/2014, A5E03484886-AC Parameter data records B B.1 Parameter assignment and structure of the parameter data records The data records of the module have an identical structure, regardless of whether you configure the module with PROFIB...

Page 40 - Operation of the module behind a PROFIBUS DP interface module

Parameter data records B.1 Parameter assignment and structure of the parameter data records Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 39 Operation of the module behind a PROFIBUS DP interface module If the module is operated behind a PROFIBUS DP interface m...

Page 41 - Data record structure

Parameter data records B.1 Parameter assignment and structure of the parameter data records Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 40 Manual, 07/2014, A5E03484886-AC Data record structure The example in the following figure shows the structure of data record 0 for channel 0. The struct...

Page 43 - Codes for measuring types

Parameter data records B.1 Parameter assignment and structure of the parameter data records Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 42 Manual, 07/2014, A5E03484886-AC Codes for measuring types The following table lists all measuring types of the analog input module along with their code...

Page 45 - Representation of analog values

Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 44 Manual, 07/2014, A5E03484886-AC Representation of analog values C Introduction This chapter shows the analog values for all measuring ranges supported by the AI 8xU/I HS analog module. Measured value resolution Each analog value is written left...

Page 46 - Representation of input ranges

Representation of analog values C.1 Representation of input ranges Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 45 C.1 Representation of input ranges The following tables set out the digitalized representation of the input ranges by bipolar and unipolar range....

Page 47 - Representation of analog values in voltage measuring ranges

Representation of analog values C.2 Representation of analog values in voltage measuring ranges Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 46 Manual, 07/2014, A5E03484886-AC C.2 Representation of analog values in voltage measuring ranges The following tables list the decimal and hexadecima...

Page 48 - Representation of analog values in the current measuring ranges

Representation of analog values C.3 Representation of analog values in the current measuring ranges Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) Manual, 07/2014, A5E03484886-AC 47 C.3 Representation of analog values in the current measuring ranges The following tables list the decimal and he...

Page 49 - Measured values for wire break diagnostic

Representation of analog values C.4 Measured values for wire break diagnostic Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0) 48 Manual, 07/2014, A5E03484886-AC C.4 Measured values for wire break diagnostic Measured values on diagnostic event "wire break", dependent on diagnostics enabl...