Allen-Bradley FLEX I/O PROFIBUS 1794-APBDPV1 User Manual
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Allen-Bradley FLEX I/O PROFIBUS 1794-APBDPV1 User Manual

Allen-Bradley FLEX I/O PROFIBUS 1794-APBDPV1 User Manual

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Catalog Number 1794-APBDPV1

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Summary of Contents for Allen-Bradley FLEX I/O PROFIBUS 1794-APBDPV1

  • Page 1 User Manual FLEX I/O PROFIBUS Adapter Module Catalog Number 1794-APBDPV1...
  • Page 2 Identifies information that is critical for successful application and understanding of the product. IMPORTANT Allen-Bradley, Rockwell Automation, FLEX I/O, RSLogix, RSLinx, and TechConnect are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies.
  • Page 3 Summary of Changes The information below summarizes the changes to this manual since the last printing. To help you find new and updated information in this release of the manual, we have included change bars as shown next to this paragraph. The table below lists the sections that document new features and additional or updated information about existing features.
  • Page 4 Chapter 1 Notes: Rockwell Automation Publication 1763-UM002D-EN-P - May 2014...

  • Page 5: Table Of Contents

    Table of Contents Preface Who Should Use this Manual ........v Purpose of this Manual .
  • Page 6 Table of Contents Bus Connector ..........73 Cabling and Equipment Required for Line B Type .
  • Page 7 Table of Contents Appendix A Specifications Overview ............101 Appendix B Device Data Base (GSD) File Overview .
  • Page 8 viii Table of Contents Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 9: Preface

    Preface Read this preface to familiarize yourself with the rest of the manual. It provides information concerning: • who should use this manual • the purpose of this manual • related documentation • conventions used in this manual Who Should Use this You must be able to program and operate a PROFIBUS product and PROFIBUS network to make efficient use of the FLEX I/O PROFIBUS APBDPV1 adapter Manual...

  • Page 10: Related Documentation

    Related Documentation The following documents contain additional information concerning Rockwell Automation products. Resource Description FLEX I/O Selection Guide, publication 1794-SG002. A description and overview of the 1794 series FLEX I/O, FLEX I/O XT and FLEX Ex modules and compatible control platforms. Remote I/O Adapter Module User Manual, publication Information on how to use the Remote I/O Adapter Module 1794–UM009.

  • Page 11: Common Techniques Used In This Manual

    Information on how to install the extension cables. 1794-5.12. Catalog No. 1794--CE1, 1794-CE3 Industrial Automation Wiring and Grounding Guidelines, In-depth information on grounding and wiring Allen-Bradley programmable publication 1770-4.1. controllers. Allen-Bradley Industrial Automation Glossary, A glossary of industrial automation terms and abbreviations.
  • Page 12 Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 13: Overview

    Chapter Overview of the FLEX I/O PROFIBUS APBDPV1 Module Overview Read this chapter to familiarize yourself with the adapter module. For Information About See Page The FLEX I/O System Purpose of the FLEX I/O PROFIBUS APBDPV1 Adapter Differences Between APB and APBDPV1 Adapters PROFIBUS APBDPV1 Adapter Components Mount and Remove Your System Optional Accessories...

  • Page 14: Purpose Of The Flex I/Oprofibus Apbdpv1 Adapter

    Overview of the FLEX I/O PROFIBUS APBDPV1 Module Purpose of the FLEX I/O The 1794-APBDPV1 module is a FLEX I/O communications adapter that interacts with the FLEX I/O backplane and any PROFIBUS DP master/scanner PROFIBUS controller on a PROFIBUS DP network. APBDPV1 Adapter The 1794-APBDPV1 module is a slave device to the DP master/scanner, and is a master controller of the FLEX I/O system where it is installed.

  • Page 15: Bandwidth And Range

    Overview of the FLEX I/O PROFIBUS APBDPV1 Module Bandwidth and Range The FLEX I/O PROFIBUS APB adapter baud-rate is now 12 MBd and, although the physically PROFIBUS address range is still limited to 1..99, the logical address range is 1..126. PROFIBUS APBDPV1 The adapter module consists of the following components: •...

  • Page 16: Set The Node Address Switches

    Overview of the FLEX I/O PROFIBUS APBDPV1 Module Set the Node Address Switches Set the thumbwheel switches to 00 to allow node addressing by software configuration tool to set the range from 1…125. Address changes take effect only after cycling power. Use a pen to press either the + or – buttons to change the number.

  • Page 17: Optional Accessories

    Overview of the FLEX I/O PROFIBUS APBDPV1 Module Example of a DIN Rail-Mounted System DIN rail Allen Bradley catalog number Screw holes are available for panel-mounting 199-DR1 DIN 46277-3 EN 50022 (35 X 7.5mm) Components are slotted to accept a DIN rail 1114 Locking tab connector holds terminal base onto DIN rail...

  • Page 18: Mounting Kit (1794-Nm1)

    Overview of the FLEX I/O PROFIBUS APBDPV1 Module Mounting Kit (1794-NM1) Use the optional 1794-NM1 mounting kit to mount your system on a panel or wall without a DIN rail. 1794-NM1 Mounting Kit with 18 screws (2 screws for the adapter and 2 screws for each module 1116 Publication 1794-UM064B-EN-P - May 2014...

  • Page 19: Mounting Dimensions And Spacing Requirements

    Overview of the FLEX I/O PROFIBUS APBDPV1 Module Mounting Dimensions and Spacing Requirements DPV1 Optional mounting (3.7) (0.9) (1.4) (0.6) (2.3) (1.4) 21 (0.83) (0.3) (2.0) (3.7) (3.2) (3.2) (3.4) (1.2) Rail (2.7) (3.7) For 1794-CE1 Approximately 292.1 (11.5) from upper connector. For 1794-CE3 Approximately 901 (35.5) from upper connector.
  • Page 20 Overview of the FLEX I/O PROFIBUS APBDPV1 Module Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 21: Overview

    Chapter Communicate With Your Module Overview Read this chapter to familiarize yourself with configurable features on the input and output analog modules For Information About See Page Communication Over the I/O Backplane Polled I/O Structure Map Data into the Image Table Defaults Communication Over the One 1794-APBDPV1 PROFIBUS adapter can interface with up to eight...

  • Page 22: Polled I/O Structure

    Communicate With Your Module For example, a 16 point discrete input module will have up to 2 read words and 1 write word. 16-point Discrete Input Module Delay Delay Time Time 1123 Refer to each module user manual I/O map for the exact mapping. Polled I/O Structure The first word of output data received by the adapter is the Adapter Status Word.
  • Page 23 Communicate With Your Module • node address changed — 1 bit I/O Module Fault Bits Bit: 14 13 12 11 10 Reserved Node Address Changed Bit 1125 The adapter input status word bit descriptions are shown in Table Input Status Word Bits.

  • Page 24: Map Data Into The Image Table

    Communicate With Your Module Map Data into the Image Commonly used FLEX I/O modules used with the PROFIBUS adapter are listed below. A full list of modules is available in the GSD file. For more Table information on the GSD file, see Device Data Base (GSD) File in Appendix FLEX I/O Data Mapping Tables Module Description...
  • Page 25 Communicate With Your Module 1794-IB8 Memory Map Decimal Bit Size Octal Bit Read Words Not used Read Word 0 Not used Read Word 1 Not used FT 00…07 Write Word 0 Where: D = Input Data (D0 corresponds to input 0, D1 corresponds to input 1, and so on) DT = Input Filter Time (FT 00…07 corresponds to inputs 0…7) 1794-IB8 Input Filter Times Description...
  • Page 26 Communicate With Your Module 1794-IB16 Input Delay Times Description Selected Filter Time Filter Time for Inputs 00…11 Filter Time for Inputs 12…15 Filter Time 0 (default) 0.256 ms Filter Time 1 0.512 ms Filter Time 2 1 ms Filter Time 3 2 ms Filter Time 4 4 ms...
  • Page 27 Communicate With Your Module 1794-OB16 Memory Map Decimal Bit Size Octal Bit Read/Write Words Not used Read Word 0 Write Word 0 Not used Write Word 1 Where: O = Output value (O0 corresponds to output 0, O1 corresponds to output 1, and so on) 1794-IV16 –...
  • Page 28 Communicate With Your Module 1794-IV16 Input Filter Times Description Selected Filter Time Filter Time for Inputs 00-15 (00…17) Filter Time 5 8 ms Filter Time 6 16 ms Filter Time 7 32 ms 1794-OV16 – 16-point Sink Output Module Image Table Mapping 1134 1794-OV16 Memory Map Decimal Bit...
  • Page 29 Communicate With Your Module 1794-OB8EP Memory Map Decimal Bit Size Octal Bit Read/Write Words Read Word 0 Reserved Not used Write Word 0 Reserved Write Word 1 Where: F = overload fault bits – 1 = fault present; 0 = no fault Ox = Output Data (O0 corresponds to output 0, O1 corresponds to output 1, and so on) FR = fault reset bit –...
  • Page 30 Communicate With Your Module 1794-IB10XOB6 Input Filter Times Description Selected Filter Time Filter Time for Inputs 00…07 Filter Time 3 2 ms Filter Time 4 4 ms Filter Time 5 8 ms Filter Time 6 16 ms Filter Time 7 32 ms 1794-IA8 –...
  • Page 31 Communicate With Your Module 1794-OA8 – 8-point Discrete Output Module Image Table Mapping 1139 1794-OA8 Memory Map Decimal Bit Size Octal Bit Read Words Not used Read Word 0 Not used Write Word 0 Not used Write Word 1 Where: O = Output value (O0 corresponds to output 0, O1 corresponds to output 1, and so on) 1794-OW8 –...
  • Page 32 Communicate With Your Module 1794-IE8 Series B – 8 Input Analog Module Image Table Mapping 1141 1794-IE8/B Memory Map Decimal Bit Size Octal Bit Read/Write Words Analog Value Channel 0 Read Word 0 Analog Value Channel 1 Read Word 1 Analog Value Channel 2 Read Word 2 Analog Value Channel 3...
  • Page 33 Communicate With Your Module 1794-IE8/B Range Selection Bits Channel No. Channel 0 Channel 1 Channel 2 Channel 3 Channel 4 Channel 5 Channel 6 Channel 7 Decimal Bits (Octal Bits) (10) (11) (12) (13) (14) (15) (16) (17) 0…10V DC/0…20 mA 4…20 mA -10…10V DC Where:...
  • Page 34 Communicate With Your Module 1794-IE8 Word/Bit Descriptions Word Decimal Bit Definition Read Word 8 Bits 00…07 Underrange bits (U) for individual channels (4...20 mA current input only) – Bit 00 corresponds to input channel 0, bit 01 corresponds to input channel 1, and so on.
  • Page 35 Communicate With Your Module 1794-OE4 Series B – 4 Output Analog Module Image Table Mapping Chx SS Config 1142 1794-OE4/B Memory Map Decimal Bit Size Octal Bit Read/Write Words Not used – set to zero Read Word 0 Analog Value Channel 0 Write Word 0 Analog Value Channel 1 Word 1...
  • Page 36 Communicate With Your Module 1794-OE4/B Range Selection Bits (Write Word 6) Channel No. Channel 0 Channel 1 Channel 2 Channel 3 Decimal Bits (Octal Bits) -10…10V DC Where: C = Configure select bit F = Full range bit Off = When configured to off, individual channels will return 0V. 1794-OE4/B Word/Bit Descriptions Word Decimal Bit...
  • Page 37 Communicate With Your Module 1794-OE4/B Word/Bit Descriptions Word Decimal Bit Definition Write Word 5 Bits 00…03 Full range bits (F) for individual channels – Bit 00 corresponds to output channel 0, bit 01 corresponds to output channel 1, and so on. Bits 04…07 Not used –...
  • Page 38 Communicate With Your Module 1794-IE4XOE2 Memory Map Decimal Bit Size Octal Bit Read/Write Words Not used – set to 0 Not used – set to zero. Write Words 8 and 9 Where: PU = Power up bit – included in Series B modules only. W = Diagnostic bits for current output wire broken or load resistance high.
  • Page 39 Communicate With Your Module 1794-IE4XOE2 Word/Bit Descriptions Word Decimal Bit Definition Read Word 4 Bit 00…03 Underrange bits (U) – for individual channels (4...20 mA current inputs only) -Bit 00 corresponds to input channel 0, bit 01 corresponds to input channel 1, and so on.
  • Page 40 Communicate With Your Module 1794-IR8 – RTD Input Analog Module Image Table Mapping 1144 1794-IR8 Memory Map Decimal Bit Size Octal Bit Read/Write Words Reserved Read Word 0 Channel 0 Input Data Read Word 1 Channel 1 Input Data Read Word 2 Channel 2 Input Data Read Word 3 Channel 3 Input Data...
  • Page 41 Communicate With Your Module 1794-IR8 Word/Bit Descriptions Word Decimal Bit Definition Read Word 0 00…15 (00…17) Reserved Read Word 1 00…15 (00…17) Channel 0 Input data Read Word 2 00…15 (00…17) Channel 1 Input data Read Word 3 00…15 (00…17) Channel 2 Input data Read Word 4 00…15 (00…17)
  • Page 42 Communicate With Your Module 1794-IR8 Word/Bit Descriptions Word Dec. Bits Description (Octal Bits) Write Word 0 00…01 Module Data Type °C (default) °F Bipolar counts scaled between -32768... 32767 Unipolar counts scaled between 0...65535 Enhanced mode select – Measures voltage drop across a precision resistor in the module to compare with the unknown input.
  • Page 43 Communicate With Your Module 1794-IR8 Word/Bit Descriptions Write Word 1 00…03 Channel 0 RTD Type RTD Type – Range Resistance (default) No sensor connected – do not scan 100 Ω Pt α = 0.00385 Euro (-200...630 °C) 100 Ω Pt α = 0.003916 U.S. (-200...630 °C) 200 Ω...
  • Page 44 Communicate With Your Module 1794-IT8 – Thermocouple Input Module Image Table Mapping 1145 1794-IT8 Read and Write Words Dec. Bit 05 04 03 Size Octal Bit 05 04 03 Read/Write Words Reserved Read Word 0 Channel 0 Input Data Read Word 1 Channel 1 Input Data Read Word 2 Channel 2 Input Data...
  • Page 45 Communicate With Your Module 1794-IT8 Word/Bit Descriptions Word Decimal Bit Definition Read Word 0 00…15 (00…17) Reserved Read Word 1 00…15 (00…17) Channel 0 Input data Read Word 2 00…15 (00…17) Channel 1 Input data Read Word 3 00…15 (00…17) Channel 2 Input data Read Word 4 00…15 (00…17)
  • Page 46 Communicate With Your Module 1794-IT8 Word/Bit Description Word Dec. Bits Description (Octal Bits) Write Word 0 00…01 Module Data Type Definition °C (default) °F Bipolar counts scaled between -32768…32767 Unipolar counts scaled between 0…65535 Fixed Filter Enable – When this bit is set (1), a software digital filter is enabled. This filter settles to 100% of a Full Scale step input in 60 scans.
  • Page 47 Communicate With Your Module 1794-IT8 Word/Bit Description Word Dec. Bits Description (Octal Bits) Write Word 1 00…03 Channel 0 Thermocouple Type Thermocouple Type – Range TXK/XK(L) -200...800 °C (-328...1472 ⋅F) Reserved Module reports cold junction sensor temperature for channels 00…03 Module reports cold junction sensor temperature for channels 04…07 Reserved...
  • Page 48 Communicate With Your Module 1794-IRT8 – Thermocouple/RTD Input Module Image Table Mapping 1146 1794-IRT8 Thermocouple/RTD/mV Input Module Read Words Size Read/Write Words Channel 0 Input Data Read 0 Channel 1 Input Data Read 1 Channel 2 Input Data Read 2 Channel 3 Input Data Read 3 Channel 4 Input Data...
  • Page 49 Communicate With Your Module 1794-IRT8 Thermocouple/RTD/mV Input Module Read Words Size Read/Write Words Sensor Sensor Sensor Type Ch 4…7 Sensor Ch 0…3 Sensor Mode Sensor Type Ch 0…3 Write 1 Ch 4…7 Mode Ch 0…3 Ch 4…7 RTD Offset RTD Offset RTD Offset RTD Offset RTD Offset...
  • Page 50 Communicate With Your Module 1794-IRT8 Word/Bit Descriptions for Block Transfer Words Word Dec. Bits Description (Octal Bits) Write Word 0 00…02 Inpt Filter Cutoff Bits Filter Time Constants – Actual filtering depends on the module’s mode of operation. Hardware filtering only (default filtering). 25 ms 100 ms 250 ms...
  • Page 51 Communicate With Your Module Word Dec. Bits Description (Octal Bits) Write Word 1 00…03 Sensor Type (Thermocouple or RTD) RTD Type Sensor type for channels 0…3 Resistance (default) 100 Ω Pt α = 0.00385 Euro (-200...870 °C) 200 Ω Pt α = 0.00385 Euro (-200...400 °C) 100 Ω...
  • Page 52 Communicate With Your Module Word Dec. Bits Description (Octal Bits) Write Word 1 04…05 Sensor Mode Select bits Sensor mode select for channels 0...3 Thermocouple External compensation – uses cold junction sensors Internal compensation – uses the value selected for "reference junction selection" No compensation (Data is referenced to 0 °C) Differential measurement between 2 channels (0…1, 2…3, 4…5, 6…7) 1-wire RTD no compensation...
  • Page 53 Communicate With Your Module Word Dec. Bits Description (Octal Bits) Write Word 1 08…11 Thermocouple Type (10…13) Sensor type for channels 4...7 mV (default) B 300...1800 °C (572...3272 °F) E -270...1000 °C (-454...1835 °F) J -210...1200 °C (-346...2192 °F) K -270...1372 °C (-454...2502 °F) TXK/XK(L) -200...800 °C (-328...1472 °F) N -270...1300 °C (-450...2372 °F) R -50...1768 °C (-58...3214 °F)
  • Page 54 Communicate With Your Module Word Dec. Bits Description (Octal Bits) Write Word 2 00…15 RTD Loop Resistance Offset S bits – used when input type is set to RTD and sensor mode select is set to (00…17) 2-wire with loop resistance compensation. Allows you to set the type of RTD loop resistance compensation used for all RTDs or one of three fixed values for all channels.
  • Page 55 Communicate With Your Module 1794-IF4I – 4-Input Isolated Analog Module Image Table Mapping 1147 1794-IF4I Isolated Analog Input Module Read Words Dec. Bit Size Octal Bit Read/Write Words Analog Value Channel 0 Read Word 0 Analog Value Channel 0 Read Word 1 Analog Value Channel 0 Read Word 2 Analog Value Channel 0...
  • Page 56 Communicate With Your Module 1794-IF4I Isolated Analog Input Module Read Words Dec. Bit Size Octal Bit Read/Write Words Where: PU = Power up unconfigured state FP = Field power off CF = Configuration mode BD = Calibration bad DN = Calibration done U = Underrange for specified channel V = Overrange for specified channel IC = Initiate configuration bit...
  • Page 57 Communicate With Your Module Configuring Your Input Channel Input Channel Configuration 03 02 01 00 Set these bits for Channel 0. 07 06 05 04 Set these bits for Channel 1. 11 10 09 08 Set these bits for Channel 2. 15 14 13 12 Set these bits for Channel 3.
  • Page 58 Communicate With Your Module 1794-IF4I Isolated Analog Input Module Word/Bit Descriptions Word Decimal Bit Definition (Octal Bit) Read Word 5 Bit 00 Reserved. Bit 01 Calibration Done bit (DN) – This bit is set to 1 after a calibration cycle is completed.
  • Page 59 Communicate With Your Module 1794-IF4I Isolated Analog Input Module Word/Bit Descriptions Word Decimal Bit Definition (Octal Bit) Write Word 4 Bit 00…03 Channel Calibration Selection bit. – When this bit is set (1), the channel can be calibrated using the calibration clock bit (CK). Bit 00 corresponds to input channel 0, bit 01 corresponds to channel 1, bit 02 corresponds to input channel 2, bit 03 corresponds to input channel 3.
  • Page 60 Communicate With Your Module 1794-OF4I – 4-Output Isolated Analog Module Image Table Mapping 1148 1794-OF4I Isolated Analog Output Module Read Words Word/Dec. Bit Word/Octal Bit Read Word 0 Read Back Channel 0 Read Word 1 Read Back Channel 1 Read Word 2 Read Back Channel 2 Read Word 3 Read Back Channel 3...
  • Page 61 Communicate With Your Module 1794-OF4I Isolated Analog Output Module Read Words Word/Dec. Bit Word/Octal Bit Write Word 6 Channel Number Write Words Not used 7 and 8 Where: PU = Power up unconfigured state FP = Field power off CF = In configuration mode BD = Calibration bad OR = Reference calibration signal is out of range P0...P3 = Output holding in response to Q0...Q3...
  • Page 62 Communicate With Your Module 1794-IF4I Isolated Analog Input Module Word/Bit Descriptions Read Word Decimal Bit Definition (Octal Bit) Read Word 0 Bit 00…15 Read Back Channel 0 – During normal operation, it is a copy of the output of (00…17) channel 0.
  • Page 63 Communicate With Your Module 1794-IF4I Isolated Analog Input Module Word/Bit Descriptions Write Word Decimal Bit Definition (Octal Bit) Write Word 0 Bit 00…12 Not used. (00…14) Bit 13…14 Safe State Configure (S1/S0) – When EN is 0, these bits designate the source of the (15…16) safe state data.
  • Page 64 Communicate With Your Module 1794-IF4I Isolated Analog Input Module Word/Bit Descriptions Write Word Decimal Bit Definition (Octal Bit) Write Word 6 Bits 00…03 Calibrate bit – When this bit is set (1), the channel can be calibrated using the calibration clock bit (CK). Bit 00 corresponds to output channel 0, bit 01 corresponds to output channel 1, bit 02 corresponds to output channel 3, bit 03 corresponds to output channel 4.
  • Page 65 Communicate With Your Module 1794-IF2XOF2I Series B – Isolated Analog Combo Module Image Table Mapping 1149 1794-IF2XOF2I – Isolated Analog Combo Module Read Words Word/Dec. Bit Word/Octal Bit Read Word 0 Input Data Channel 0 Read Word 1 Input Data Channel 1 Read Word 2 Read Back Channel 0 Read Word 3...
  • Page 66 Communicate With Your Module 1794-IF2XOF2I – Isolated Analog Combo Module Read Words Word/Dec. Bit Word/Octal Bit Write Word 6 Channel Number Write Word 7 Not used Where: PU = Power up unconfigured state FP = Field power off CF = Configuration mode BD = Calibration bad DN = Calibration accepted P0 and P1 = Output holding in response to Q0...Q1...
  • Page 67 Communicate With Your Module Setting the Input Filters Bits Channel Input Channel 0 Input Channel 1 A/D Conversion Rate Low Pass Filter 1200 Hz No low pass 1200 Hz 100 ms low pass 1200 Hz 500 ms low pass 1200 Hz 1000 ms low pass 600 Hz No low pass...
  • Page 68 Communicate With Your Module Configure Your Output Channels Configuration Bits Nominal Data Type Output Values Update Range Hexadecimal Decimal Rate ± 20 mA offset binary <8000...F878> <32768...63608> 5.0 ms ± 10V offset binary <0618...F9E8> <1560...63976> 2.5 ms ± 5V offset binary <0618...F9E8>...
  • Page 69 Communicate With Your Module 1794-IF2XOF2I Analog Combo Module Word/Bit Descriptions Word Decimal Bit Definition (Octal Bit) Read Word 6 Bits 00…01 Underrange bits (U) – These bits are set (1) when the input channel is below a preset limit as defined by the configuration selected.
  • Page 70 Communicate With Your Module 1794-IF2XOF2I Analog Combo Module Word/Bit Descriptions Word Decimal Bit Definition (Octal Bit) Write Word 6 Bit 00…03 Channel Calibration Selection bit – When this bit is set (1), the channel can be claibrated using the initiate calibration bit (IC). Bit 00 corresponds to input channel 0, bit 01 corresponds to input channel 1, bit 02 corresponds to output channel 0, bit 03 corresponds to output channel 1.
  • Page 71 Communicate With Your Module 1794-ID2 – Incremental Encoder Module Image Table Mapping 1151 1794-ID2 Pulse Counter Module Word/Bit Definitions for Block Transfer Read Words Word Definition Read Word 0 Bit 00 Ch 0 Input A – (pulse transmitter 0) – This bit, when set, indicates a signal at A. Bit 01 Ch 0 Input B –...
  • Page 72 Communicate With Your Module 1794-ID2 Pulse Counter Module Word/Bit Definitions for Block Transfer Read Words Word Definition Read Word 0 Bit 11 (13) Ch 1 Counter Stored – This bit, when set (1), indicates a counter value is saved in store 1. This bit is reset by StoreReset.
  • Page 73 Communicate With Your Module 1794-ID2 Pulse Counter Module Word/Bit Definitions for Block Transfer Read Words Word Definition Write Word 1 Bit 04 Ch 0 Z Preset Enable bit – When this bit is set (1), a positive edge on Z preloads Counter X = Preset X, independent of Cal Enable.
  • Page 74 Communicate With Your Module 1794-ID2 Pulse Counter Module Word/Bit Definitions for Block Transfer Read Words Word Definition Write Word 2 Bit 03 Counter Preset bit – A positive edge on this bit moves the value in Preset X to Counter X, independent of Preset Enable. Bit 04 Preset Enable bit –...
  • Page 75 Communicate With Your Module 1794-IP4 – Pulse Counter Module Image Table Mapping 1151 1794-IP4 Pulse Counter Module Block Transfer Word Assignments ⇒ ) (Octal Bit ⇒ Dec. Bit ⇓ Word Read Ch 0 Data 0 – 16-bit period measurement or low word of 32-bit period measurement for channel 0. Ch 0 Data 1 –...
  • Page 76 Communicate With Your Module 1794-IP4 Pulse Counter Module Block Transfer Word Assignments ⇒ ) (Octal Bit ⇒ Dec. Bit ⇓ Word Write Control Word 0 – selects the measure function. Control Word 1 – sets the clock frequency and period multiple. Control Word 2 –...
  • Page 77 Communicate With Your Module 1794-IP4 Pulse Counter Module Word/Bit Definitions Word Definition Write Word 0 Control Word 0 – Control word for setting the function of counter 0. Bit 00 Pulse counting and period time measurement selection for Channel 0 – 0 = pulse counting and period measurement selected.
  • Page 78 Communicate With Your Module Write Word 2 Bit 00 Start new measurment bit - Channel 0 – when set, start new measurement on positive edge. Bit 01 Start new measurment bit - Channel 1 – when set, start new measurement on positive edge. Bit 02 Start new measurment bit - Channel 2 –...

  • Page 79: Logic Status/Analog Feedback Definition

    Communicate With Your Module Connection Status Word Definition 15 14 13 12 11 10 1153 Connection Status Word Definitions Descripton SCANport channel 1 valid data bit. When high (1), the Logic Status and Analog Feedback values are valid and can be used. When low (0), the values should not be used.

  • Page 80: Logic Command/Analog Reference Definition

    Communicate With Your Module Logic Command/Analog Reference Definition The Logic Command and Analog reference values are defined within the product manuals of the connected SCANport device(s). Defaults Each I/O module has default values associated with it. At default, each module generates inputs/status and expects outputs/configuration.

  • Page 81: Chapter Summary

    Communicate With Your Module Optimal sizes are the settings that provide optimal data to and from the I/O modules. You need a software configuration tool to change the size. Make sure the FLEX I/O adapter is compatible with the configuration tool you choose. The optimal setting provide the fastest network time by only mapping read and write words used by the I/O modules.
  • Page 82 Communicate With Your Module Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 83: Overview

    Chapter Connect Your Adapter to the PROFIBUS DP Network Overview Read this chapter to install the input and output analog modules. For Information On Page The DP Physical Layer Cabling and Equipment Required for Line A Type Cabling and Equipment Required for Line B Type Connect the Adapter to the Network Terminate the Network The DP Physical Layer...

  • Page 84: Cabling And Equipment Required For Line A Type

    Connect Your Adapter to the PROFIBUS DP Network Line Type Characteristics Characteristic Bus Segments and Drop Cables Line A Requirements Line B Requirements Total Capacity of all Drop Cables 135…165 Ω (3-29 MHz) 100…130 Ω (f> 100 kHz) Impedance ≤ 19.2 ≤...

  • Page 85: Publication 1794-Um064B-En-P - May

    Connect Your Adapter to the PROFIBUS DP Network Bus Connector Connect your adapter to the PROFIBUS DP network by attaching a bus connector to the female 9 pin D-Sub connector on the front of the module. For detailed information on the topology and cabling for line A, refer IMPORTANT to the PROFIBUS Standard (DIN 19245 Parts 1 &...

  • Page 86: Connect The Adapter To The Network

    Connect Your Adapter to the PROFIBUS DP Network Cable Types and Descriptions Equipment Type Catalog Number Part Number Drop cable Sprecher + Schuh PTL-2, PTL-4, PDC-10 87.890.282-10 T-junction connector Sprecher + Schuh PTS-0 87.890.276-01 Bus segment cable Sprecher + Schuh none 299.257.001 Bus segment 1 m...
  • Page 87 Connect Your Adapter to the PROFIBUS DP Network D-Shell Pin Assignment RS-485 Reference Signal Description Shield Shield, RC to earth ground Not used B/B’ RXD/TXD-P Receive/transmit data - P CTNR-P Not used C/C’ DGND Data ground Voltage plus (+5V) Not used A/A’...

  • Page 88: Terminate The Network

    Connect Your Adapter to the PROFIBUS DP Network 5. Connect +V DC power to the left side of the lower connector, terminal E. ATTENTION: Total power connection wire length must be less than 10 m (32.8 ft). 6. Connect - V common to the left side of the upper connector, terminal D. 7.

  • Page 89: Terminate At The Adapter Using Line B

    Connect Your Adapter to the PROFIBUS DP Network Terminate at the Adapter Using Line B Use the following termination resistors with line B: PROFIBUS DP ADAPTER + 5V CABLE 390 Ω (2%, 1/4 W) Signal + 150 Ω (2%, 1/4 W) Signal - 390 Ω...
  • Page 90 Connect Your Adapter to the PROFIBUS DP Network Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 91: Overview

    Chapter Configure the Adapter for Master/Slave Communication Overview Read this chapter to familiarize yourself with input, output and configuration files for analog I/O modules on the PROFIBUS network. For Information On See Page How Master/Slave Communication Takes Place Enter User Parameter Data Enter Check Configuration Data How Master/Slave A data exchange between the master and slave cannot be performed until check...

  • Page 92: Enter User Parameter Data

    Configure the Adapter for Master/Slave Communication Enter User Parameter Data Send parameter data is comprised of a string of octets (1…244) that contain 244 bytes of data: • octets 1…7 contain data specific to the: – PROFIBUS Standard – defaults contained in the database (GSD) file •...

  • Page 93: Auto Configure Format

    Configure the Adapter for Master/Slave Communication • auto configure • reset outputs to zero on fault • reset inputs to zero on fault The reserved bits must be set to zero to prevent undesired firmware update behavior. This is the default behavior of the module as defined in the GSD file. The descriptions in this chapter use the following example FLEX I/O configuration to explain the information required for each of these functions: 1794-APBDPV1 Adapter Slave...
  • Page 94 Configure the Adapter for Master/Slave Communication • an error bit in the poll response data is set • a diagnostic bit in the Ext_Diag_Data field returned in the Read DP-Slave Diagnostic Information message response is set All eight slots must be configured with the module key parameter. The size for this format depends on the module types which are configured (1 word ID for standar modules, 2 word ID for EDT modules).
  • Page 95 Configure the Adapter for Master/Slave Communication FLEX I/O Module Catalog Number Module Identification Number (module key) 1794-IP4/B 1A04h 1203-FM1 1600h 1794-IE8H/A 1E3F 2003h 1794-OE8H/A 153F 2002h 1797-IE8H/A 1E3F 2001h 1797-OE8H/A 153F 2002h 1794-VHSC/A 1A3F 2000h 1794-IF8IH/A 1E3F 2005h 1794-OF8I/A 153F 2006h 1794-IE8H/B 1E3F 2103h 1794-OE8H/B...

  • Page 96: Full Format

    Configure the Adapter for Master/Slave Communication Full Format The full format consists of the flags byte and four parameters for each of the eight slots. The module key parameter is the same for the full format as defined by the condensed format, but adds three more parameters for each slot.
  • Page 97 Configure the Adapter for Master/Slave Communication Data Format for Full Format of EDT I/O Module User Name Size Description Parameter Byte 5...8 Module Key 2 WORDS Module ID # that must be installed Module BYTE Bits 0…3 Safe State Size (in words) Data Sizes Bits 4…7 Module Configuration Data Size (in words) Configuratio...

  • Page 98: Enter Check Configuration Data

    Configure the Adapter for Master/Slave Communication User Parameter Example User Parameter Message, Full Format (Length 43 bytes) Name Value Description Octet 33…34: 0000h output point 2 Octet 35…36: 0000h output point 3 Octet 37…38: 0000h output point 4 Octet 39…40: 0FFFFh Slot 5 empty Octet 41:...
  • Page 99 Configure the Adapter for Master/Slave Communication The format of the adapter status word is defined in the following table: Adapter Status Word Input Status Word Bit Position Name Description Address Change This bit is set when the Node Address switch is changed since power up.
  • Page 100 Configure the Adapter for Master/Slave Communication The maximum size of this identifier area is 17 bytes. If no FLEX I/O modules are installed in the upper slots, the length may be less. Consistency must be over a word. Check Configuration Example Check Configuration Message when used with Send Parameter Auto Configure or Condensed Format (Length 10 bytes) Name...

  • Page 101: Chapter Summary

    Configure the Adapter for Master/Slave Communication The read configuration message response returns the current configuration data. At power up, the configuration is the maximum read and write sizes supported by each FLEX I/O module. A valid check configuration message updates the internal configuration. The updated internal configuration is then returned in the message response.
  • Page 102 Configure the Adapter for Master/Slave Communication Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 103: Overview

    Chapter Interpret Status Indicators for the FLEX I/O PROFIBUS Module Overview Read this chapter to troubleshoot your I/O module. For Information On See Page Status Indicators View status from the Master’s Configuration Software Status Indicators 1794-APBDPV1 Module Status indicator PROFIBUS indicator 1121 Locate the two bi-color indicators on the front panel of the adapter.

  • Page 104: View Status From The Master's Configuration Software

    Interpret Status Indicators for the FLEX I/O PROFIBUS Module Status Indicator Status Description Recommended Action No power applied to device Apply power to device. Solid green Device operating normally None. Flashing red/OFF Recoverable fault Cycle power to device. - FLEX I/O module bad Verify the FLEX I/O modules installed.

  • Page 105: Chapter Summary

    Interpret Status Indicators for the FLEX I/O PROFIBUS Module Chapter Summary In this chapter you learned how to troubleshoot the FLEX I/O PROFIBUS adapter module. Refer to FLEX I/O PROFIBUS Adapter Installation Instructions, publication 1794-IN114 for complete specifications for your module.
  • Page 106 Interpret Status Indicators for the FLEX I/O PROFIBUS Module Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 107: Overview

    Chapter Apply FLEX I/O Modules Overview Read this chapter to learn how to use entity parameters when electrically interconnecting your FLEX I/O module in a hazardous area. For Information On See Page Evaluate the Application Define the Area Classification Select Protection Method(s) Match Field Devices and I/O Modules Chapter Summary Evaluate the Application...

  • Page 108: Define The Area Classification

    Apply FLEX I/O Modules Define the Area Before you can determine what components will make up your FLEX I/O system, you must define the area in which that system will operate. You must Classification determine the following: • Classification method •...

  • Page 109: Select Protection Method(S)

    Apply FLEX I/O Modules Select Protection Although the FLEX Ex system primarily uses the Intrinsic Safety protection method, the system uses all methods listed below. Method(s) Protection Methods for Hazardous Applications Protection Method 1(1) Method of Achieving Designation Protection Intrinsic Safety /EEx Energy Limiting Encapsulation...

  • Page 110: P/I Analog Transmitter Functional And Is Parameters

    Apply FLEX I/O Modules P/I Analog Transmitter Functional and IS Parameters The figure below shows a typical pressure to current analog transmitter. Two types of characteristics are shown, functional and IS. 4…20 mA IS P/I transmitter 14…42V operate External EEx ia IIC T4 load Ui=30V resistance...

  • Page 111: Chapter Summary

    Apply FLEX I/O Modules Once Rtotal is known, you must determine the actual cable resistance that can be accommodated. This is the difference between Rtotal and the module internal source and sense resistances: Rcable=440-273-10=157 Ω. Rcable is used to determine the wiring length allowed between the module and the transmitter: Cable_length = 2*0.1 = 785 m...
  • Page 112 Apply FLEX I/O Modules Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 113: Overview

    Appendix Specifications Overview This appendix contains general and environmental specifications and certifications for the FLEX I/O PROFIBUS Adapter Module – 1794-APBDPV1. Technical Specifications Attribute Value I/O module capacity Communication rate All rates up to 12.0 Mbits/s Input voltage range 19.2V…31.2V DC (includes 5% AC ripple) Input voltage, nom 24V DC Input current, max...
  • Page 114 Specifications Environmental Specifications Attribute Value Temperature, operating IEC 60068-2-1 (Test Ad, Operating Cold), IEC 60068-2-2 (Test Bd, Operating Dry Heat), IEC 60068-2-14 (Test Nb, Operating Thermal Shock): 0…55 °C (32…131 °F) Temperature, surrounding air, max 55 °C (131 °F) Temperature, nonoperating IEC 60068-2-1 (Test Ab, Unpackaged Nonoperating Cold), IEC 60068-2-2 (Test Bb, Unpackaged Nonoperating Dry Heat), IEC 60068-2-14 (Test Na, Unpackaged Nonoperating Thermal...
  • Page 115 Specifications Certifications C-Tick Australian Radiocommunications Act, compliant with: AS/NZS CISPR 11; Industrial Emissions European Union 94/9/EC ATEX Directive, compliant with: EN 60079-15; Potentially Explosive Atmospheres, Protection "n" EN 60079-0; General Requirements II 3 G Ex nA II T4 X Korean Registration of Broadcasting and Communications Equipment, compliant with: Article 58-2 of Radio Waves Act, Clause 3 See the Product Certification link at...
  • Page 116 Specifications Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 117: Overview

    Appendix Device Data Base (GSD) File Overview This PROFIBUS adapter requires a GSD file for implementation. This file is available for downloading from http://www.rockwellautomation.com/rockwellautomation/support/networks/g sd.page. The GSD file is used by your configuration tool to help you set up your system.

  • Page 118: Create Standard And Teaching Gsd Files

    Device Data Base (GSD) File Create Standard and Teaching GSD Files To start, you need to have a standard GSD file and a teaching GSD file. Follow these steps. 1. Download the current GSD file from the following website: http://www.rockwellautomation.com/rockwellautomation/support/net works/gsd.page.

  • Page 119: Teaching Gsd Entry

    Device Data Base (GSD) File 5. Create another entry for your module in Condensed format following the format shown below. Copy your Auto format entry and update with the required parameters for the Condensed format, as shown below. Standard Condensed Format Entry Comment ;...
  • Page 120 Device Data Base (GSD) File modules, such as 1794-IE8H, 1794-IF8IH and other FLEX HART I/O modules, support HART data via the EDT protocol. EDT and non-EDT modules have different teaching GSD entries. See the next sections for details. For more information about the EDT protocol, see the User Manual for your FLEX I/O HART module available in the Literature Library: http://literature.rockwellautomation.com/ Non-EDT Module Teaching Entry...
  • Page 121 Device Data Base (GSD) File Ext_User_Prm_Data_Const(0) Parameter Byte Information for Non-EDT Modules Byte Definition Length of status information in bits Start address of digital output in bits Length of digital output in bits Start address of analog outputs in bits Length of analog outputs in bits Start address of configuration in bits Length of configuration in bits.
  • Page 122 Device Data Base (GSD) File Ext_User_Prm_Data_Const(0) Byte Description and Examples for Non-EDT Modules Byte 4 The start address of digital input in bits. For digital input modules, the start address (in bits) of input (RTD 1), based on Example RTD I/O Profile for Sample Non-EDT Module on page 109, is 16 bits (RTD0), that is, 0x10.
  • Page 123 Device Data Base (GSD) File Ext_User_Prm_Data_Const(0) Byte Description and Examples for Non-EDT Modules Byte 14 The start address of Configuration in bits. Based on Example RTD I/O Profile for Sample Non-EDT Module on page 109, the start address (in bits) of configuration (RTD 12) will be 16(RTD0) + 128 (RTD 1…RTD 8) + 32 (RTD 9…RTD 10) + 16(RTD 11) = 192 bits, that is, 0xC0.
  • Page 124 Device Data Base (GSD) File EDT Modules Teaching Entry The following example shows the teaching entry format for EDT modules, where 1794-IF8IH HART I/O module is a sample EDT module being taught. Comment EDT Teaching File Entry Information inside ;teaching of the 1794-IF8IH Module quotation marks is shown 0x5C, 0x00;...
  • Page 125 Device Data Base (GSD) File Ext_User_Prm_Data_Const(0) Parameter Byte Information for EDT Modules Byte Definition Configuration Data Sizes Reserved in Teaching Mode (0). Start address of digital input in bits. Length of digital input in bits. Start address of analog input in bits. Length of analog input in bits.
  • Page 126 Device Data Base (GSD) File Ext_User_Prm_Data_Const(0) Byte Description and Examples for EDT Modules Byte 8 The length of digital inputs in bits. For digital input modules, the length of digital inputs, based on Example RTD I/O Profile for Sample EDT Module on page 112, is 0x80(I:0 toI:7).

  • Page 127: Teach An I/O Module To Work With 1794-Apbdpv1 Adapter

    Device Data Base (GSD) File Ext_User_Prm_Data_Const(0) Byte Description and Examples for EDT Modules Byte 18...19 The length of Configuration in bits. Configuration length is specified in two bytes. Based on Example RTD I/O Profile for Sample EDT Module on page 112, the length (in bits) is 32(2 words, C0 ..
  • Page 128 Device Data Base (GSD) File Add Teaching GSD file here NOTE: The SST Profibus Configuration tool displays the adapter name instead of the GSD file name. Other configuration tools may show the GSD file differently. This is an example only. 3.
  • Page 129 Device Data Base (GSD) File 4. If there are remaining slots with modules, add those modules in Full format. If there are no other modules, add the empty slots in Full format as well. For example, if 1794-OV16P is in slot 1 and the remaining slots are empty, fill the other empty slots in Full format as shown in the following picture.
  • Page 130 Device Data Base (GSD) File 5. Once the modules are added and configured, download the configuration and go online. After the Adapter Status LED and Profibus Status LED light up solid green, then disconnect the connection. 6. Delete the slave (adapter) from the configuration tool right window pane. 7.
  • Page 131 Device Data Base (GSD) File 10. If there are remaining slots with modules, add those modules in Full format. If there are no other modules, add the empty slots in Full format as well. For example, if 1794-OV16P is in slot 1 and the remaining slots are empty, fill the other empty slots in Full format as shown in the following picture.
  • Page 132 Device Data Base (GSD) File Notes: Publication 1794-UM064B-EN-P - May 2014...
  • Page 133 Device Data Base (GSD) File Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 134: Overview

    Appendix Additional HART Protocol Information Overview This appendix discusses the HART protocol and provides references for additional information about the protocol. The appendix provides: • HART protocol background information • Common practice and universal command sets • Extended command sets •...

  • Page 135: Burst Mode (Not Supported)

    Additional HART Protocol Information After a few retries, the master should abort the transaction, since presumably the slave device or the communication link has failed. After each transaction is completed, the master should pause for a short time before sending another command, to allow an opportunity for the other master to break in if it wishes.

  • Page 136: Universal Commands

    Additional HART Protocol Information Start Character The start character of a HART message indicates the frame’s format, the source of the message, and if it is using burst mode. The 1794-APBDPV1 module does not support burst mode. Start Character Byte Definitions Frame Type Short Frame Addressing Long Frame Addressing...

  • Page 137: Publication 1794-Um064B-En-P - May

    Additional HART Protocol Information Representative of HART Universal Commands Universal Command Description Expected Response (dec) Read dynamic variables and Primary variable and up to 4 primary variable current predefined dynamic variables Write polling address Assigned polling address - short form Read unique identifier Unique 32-bit device identifier, associated with tag...
  • Page 138 Additional HART Protocol Information HART Protocol — Communication Error Code Error Code Description Communications Error If set, the field device has detected a communications error. Bits 0…6 indicate the type of error. Vertical Parity Error The parity of one or more of the bytes received by the HART field device is incorrect.
  • Page 139 Additional HART Protocol Information Universal Commands Universal Commands Command Data in Command Data in Reply Function Byte Data Type Byte Data Type Read unique identifier — None — 254 (expansion) — Manufacturer identification code Manufacturer device type code Number of preambles required Universal command revision...
  • Page 140 Additional HART Protocol Information Universal Commands Command Data in Command Data in Reply Function Byte Data Type Byte Data Type Read unique identifier 0…5 0…11 As Command 0 — associated with tag Read message — None — 0…23 Message (32 characters) Read tag descriptor, —...
  • Page 141 Additional HART Protocol Information Common Practice Commands Command Data in Command Data in Reply Function Byte Data Type Byte Data Type Read transmitter — None — Transmitter variable code — variables for slot 0 Units code for slot 0 2…5 Variable for slot 0 Transmitter variable code —...
  • Page 142 Additional HART Protocol Information Common Practice Commands Command Data in Command Data in Reply Function Byte Data Type Byte Data Type Read additional device — None — 0…5 Device-specific status status 6…7 Operational modes — 8…10 Analog outputs saturated 11…13 Analog outputs fixed.
  • Page 143 Additional HART Protocol Information Common Practice Commands Command Data in Command Data in Reply Function Byte Data Type Byte Data Type Write transmitter Transmitter variable code — — As in command — variable sensor serial 1…3 Transmitter variable number sensor Read unit tag, —...
  • Page 144 Additional HART Protocol Information Common Practice Commands Command Data in Command Data in Reply Function Byte Data Type Byte Data Type Read analog outputs Analog output number — Slot 0 analog output — code for slot 0 number code Slot 0 units code 2…5 Slot 0 level Analog output number...
  • Page 145 Additional HART Protocol Information Common Practice Commands Command Data in Command Data in Reply Function Byte Data Type Byte Data Type Enter/edit fixed analog Analog output number — — As in command — output mode code Analog output units code 2…5 Analog output level Trim analog output...
  • Page 146 Additional HART Protocol Information Common Practice Commands Command Data in Command Data in Reply Function Byte Data Type Byte Data Type Read all dynamic — None — PV units code — variables 1…4 PV value SV units code — 6…9 SV value TV units code —...
  • Page 147 Additional HART Protocol Information Notes: Publication 1794-UM064B-EN-P - May 2014...

  • Page 148: Index

    Index Numerics IS 98 check 1794-APBDPV1 byte 110 module 2 check configuration 79 9-pin commands D-shell connector 74 common practice 114 D-Sub connector 73 universal 112 9-pin D-shell common practice connector 74 commands 114 9-pin D-Sub communication connector 73 PROFIBUS 92 communication link status PROFIBUS 3 communications error 111...

  • Page 149: Index

    Index conventions ix cyclic data electrically PROFIBUS 83 interconnecting 95 entity parameters match 97 error data 110 code 111 bytes 110 communications 111 input 10 longitudinal parity 111 PROFIBUS 81 overrun 111 data area PROFIBUS 84 data base device 105 fault data packet recoverable 81...

  • Page 150: Index

    Index HART master and slave 79 command 109 master-slave device 110 protocol 107 field device 110 match field devices 109 entity parameters 97 protocol 111 field devices 97 HART messaging mating protocol 108 connector 75 media DP 71 PROFIBUS 74, 76 I/O module 1, 97 PROFIBUS network 71 identifier...

  • Page 151: Index

    Index communication 92 self-test communication link status 3 indicator 3 connector plug 101 slave cyclic data 83 device 108 data 81 field device 107 data area 84 Standard DP master 86 PROFIBUS 73, 80, 87 DP network 2, 71, 73, 86 status DP Network Connector 4 communication link 3...
  • Page 153 Rockwell Automation Support Rockwell Automation provides technical information on the Web to assist you in using its products. , you can find technical manuals, a knowledge base of FAQs, technical and http://www.rockwellautomation.com/support/ application notes, sample code and links to software service packs, and a MySupport feature that you can customize to make best use of these tools.

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