Related Manuals for Rockwell Automation Allen-Bradley 1734-IR2
Summary of Contents for Rockwell Automation Allen-Bradley 1734-IR2
- Page 1 POINT I/O Thermocouple and RTD Modules Catalog Numbers 1734-IR2, 1734-IR2E and 1734-IT2I User Manual...
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Page 2: Important User Information
Labels may be on or inside the equipment, such as a drive or motor, to alert people that surfaces may reach dangerous temperatures. Allen-Bradley, Rockwell Automation, POINT I/O, RSLinx, RSLogix 5000, and TechConnect are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies. -
Page 3: Table Of Contents
Table of Contents Important User Information ........2 New and Revised Information . - Page 4 Table of Contents Using the RSNetWorx Commissioning Tool....26 Use Sequential Auto Addressing......27 Use Third Party Configuration Software .
- Page 5 Table of Contents Understanding Data, Connection, and Communication Formats ........63 Configure Your Module.
- Page 6 Table of Contents Notes: Publication 1734-UM004F-EN-E - December 2012...
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Page 7: Summary Of Changes
Summary of Changes This publication contains new and revised information not in the last release. New and Revised Information See the table for a summary of the major changes in this manual. Revised to include Chapter New Appendix on Absolute Accuracy and Accuracy Drift calculation Appendix B Change Bars Change bars (as shown with this paragraph) show the areas in this manual that differ from previous editions and indicate the addition of new or revised... - Page 8 viii Summary of Changes Notes: Publication 1734-UM004F-EN-E - December 2012...
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Page 9: Preface
Appendix B Related Documentation The following documents contain additional information concerning Rockwell Automation products. To obtain a copy, contact your local Rockwell Automation office or distributor. Resource Description POINT I/O RTD and Thermocouple Input Module Information about specification and safety approval concerning 1734-IT2I,... -
Page 10: Common Techniques Used In This Manual
Resource Description Analog Output Modules Installation Instructions, Information about how to install 1734-OE2C and 1734-OE2V, Series C Point I/O publication 1734-IN002 Current and Voltage Output Analog Modules. Cold Junction Wiring Base Assembly Installation Information about how to install the POINT I/O Cold Junction Compensation Instruction, publication 1734-IN583 Wiring Base Assembly. -
Page 11: About Point I/O Modules
• Overrange alarms • Underrange alarms • Fault alarms You must use your programming software, like Rockwell Automation RSNetWorx, to configure these features. See this chapter for a brief description of each module feature. Use the online help included with your programming software to perform specific configuration. -
Page 12: Selecting A Module Input Type
About POINT I/O Modules The 1734-IT2I module consists of two isolated millivolt inputs (+70 mV). Selecting a Module Input Configure the module to do the linearization necessary for thermocouple Type inputs. See the table for a list of supported thermocouple input types. Supported Sensor Types –... -
Page 13: Default Data Map For The Thermocouple Input Module (Catalog Number 1734-It2I)
About POINT I/O Modules Default Data Map for the Thermocouple Input Module (catalog number 1734-IT2I) Produces (scanner Rx) Input Channel 0 - High Byte Input Channel 0 - Low Byte Input Channel 1 - High Byte Input Channel 1 - Low Byte Status Byte for Channel 1 Status Byte for Channel 0 HHA LLA... -
Page 14: Data Format (1734-It2I, 1734-Ir2, And 1734-Ir2E Modules)
About POINT I/O Modules Data Format (1734-IT2I, 1734-IR2, and 1734-IR2E modules) You must choose a module data format in your user program. Select the format. These are four predefined scales and one custom scale. Data Formats Custom Scale ⋅ C Celsius Predefined Scale ⋅... -
Page 15: Use Module Alarms
About POINT I/O Modules 1734-IR2E RTD Input Module RTD Type Low Scaling High Scaling Endpoint Endpoint 100 Ω 200 Ω O hms 100 Ω Ptα = 0.00385 Euro 32 °F (0 °C) 572 °F (300 °C) POINT I/O modules are capable of generating the following alarms. Use Module Alarms •... -
Page 16: Open-Wire Alarm
About POINT I/O Modules • Low-Low • High • High-High When the channel input goes below a low alarm or above a high alarm, a bit is set in the data table. All Alarm Status bits can be read individually or by reading the Channel Status Byte (Bits 2...5 for channel 0;... -
Page 17: Install The Module
Chapter Install the Module Read this chapter for information about how to install and wire RTD and Overview thermocouple modules. The following table lists where to find specific information in this chapter. Topic Page Install the Mounting Base Install an I/O Module Install the Removable Terminal Block Remove a Mounting Base Wire the Modules... -
Page 18: Environment And Enclosure
Install the Module Environment and Enclosure This equipment is intended for use in a Pollution Degree 2 ATTENTION industrial environment, in overvoltage Category II applications (as defined in IEC publication 60664-1), at altitudes up to 2000 m (6562 ft) without derating. This equipment is considered Group 1, Class A industrial equipment according to IEC/CISPR Publication 11. - Page 19 Install the Module POINT I/O is grounded through the DIN rail to chassis ground. ATTENTION Use zinc-plated, yellow-chromated steel DIN rail to assure proper grounding. The use of DIN rail materials (such as aluminum and plastic) that can corrode, oxidize, or are poor conductors can result in improper or intermittent grounding.
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Page 20: Install An I/O Module
Install the Module 3. Press firmly to seat the mounting base on the DIN rail. The mounting base snaps into place. 46003 4. Repeat this procedure for the next mounting base assembly. Install the module before or after base installation. Make sure you correctly Install an I/O Module keyed the mounting base before installing the module into the mounting base. - Page 21 Install the Module 1734-RTD - Position 6 1734-IT2I - Position 6 Turn the keyswitch to align the number with the notch. Notch (position 6 shown) 2. Make certain the DIN rail locking screw is in the horizontal position, noting that you cannot insert the module if the locking mechanism is unlocked.
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Page 22: Install The Removable Terminal Block
Install the Module 3. Insert the module straight down into the mounting base and press to secure, locking the module into place. 44012 A removable terminal block comes with your mounting base assembly. To Install the Removable remove, pull up on the RTB handle to remove the base and replace, as Terminal Block necessary, without removing any of the wiring. -
Page 23: Remove A Mounting Base
Install the Module 1. Insert the RTB end opposite the handle into the base unit, which has a curved section that engages with the mounting base. Hook the RTB end into the mounting base end, and rotate until it locks into place. 2. -
Page 24: Wire The Modules
Install the Module 4. Remove the module to the right of the base you are removing, noting that the interlocking portion of the base sits under the adjacent module. 5. Use a small-bladed screwdriver to rotate the orange DIN rail locking screw on the mounting base to a vertical position. - Page 25 Install the Module Wiring Diagram Shield Thermocouple 0 0+ = Input channel 0 High 0- = Input channel 0 Low 1+ = Input channel 1 High Thermocouple 1 1- = Input channel 1 Low Shld = Shield Input Channel Power Limits Channel Input High Input Low Shield...
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Page 26: Chapter Summary
Install the Module Wiring Diagram In 0/A In 1/A In 0/B In 1/B 1 Ω 2-wire 3-wire resistor RET 0 RET 1 When using 2-wire RTDs, Insert 1 Ω resistor IN/B to Shield Shield In = Input channel RET. RET = Sensor return Shield = Sensor cable shield Input Channel Power Limits Channel... -
Page 27: Configure Your Module
Chapter Configure Your Module This chapter describes how to configure your thermocouple input module Overview with RSNetWorx. Topic Page Configuration Overview Commissioning a Node Add the Adapter to Your Network Set the Thermocouple Input Module Parameters Using RSNetWorx Configure Your Thermocouple Input Module Set the RTD Input Module Parameters Using RSNetWorx Configure Your RTD Input Module... -
Page 28: Using The Rsnetworx Commissioning Tool
Configure Your Module Using the RSNetWorx Commissioning Tool Use the RSNetWorx commissioning tool to commission devices (set the node address and the data rate parameters) that are: • connected to a DeviceNet network. • connected via a point-to-point connection. The node commissioning tool works through RSLinx; RSNetWorx does not have to be online when performing the operation. -
Page 29: Use Sequential Auto Addressing
Configure Your Module Use Sequential Auto Addressing Sequential Auto Addressing (SAA) reassigns the node address of every module to the right of the one you select. Each module changes its node address to one greater than its neighbor. Make sure the node address of the selected module is the IMPORTANT desired value before issuing the SAA command. -
Page 30: Add I/O Modules To Your Network Pointbus
Configure Your Module This chapter shows configuration in the online mode. Configuration dialogs appear similar in both modes. The primary difference is that if you make changes offline, you must go online before the configuration changes take effect. Perform this procedure to add a communication device. 1. - Page 31 Configure Your Module The out-of-the-box node setting for 1734 modules is 63. You can change the setting by using the node commissioning tool. The node commissioning tool is available either online or offline. 1. Go to the Tools pull-down menu. 2.
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Page 32: Set The Thermocouple Input Module Parameters Using Rsnetworx
Configure Your Module After adding the module to the network, you must configure the modules for Set the Thermocouple Input use. Module Parameters Using RSNetWorx This chapter shows configuration in the online mode. Changes IMPORTANT set in this mode take effect when you download to the individual module. - Page 33 Configure Your Module Setting Parameters Click the Device parameters tab to get to the dialog for setting the parameters. The module name appears here. At any point, you can click here to Type a description here. finish changing configuration parameters. The module address appears here.
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Page 34: Configure Your Thermocouple Input Module
Configure Your Module Configuration can be divided into two categories: Basic Set-up Parameters and Configure Your Advanced Setup Parameters. Thermocouple Input Module Basic Set-up Parameters The basic parameters you need to set for the thermocouple module consist of: • Temperature units - Select how the input is linearized: –... -
Page 35: Advanced Setup Parameters
Configure Your Module Advanced Setup Parameters Advanced parameters you can set for the thermocouple module consist of: • Notch filter - Select the Notch Filter for the analog to digital converter. At higher frequencies, faster sample rates are possible – 50 Hz –... - Page 36 Configure Your Module • Level alarms - low-low, low, high, and high-high - any value from -32,768...+32,767 can be entered. • Scaling - Values returned when input is at low scale value or high scale value. The low and high scale points are different for each sensor input: Thermocouple Scaling limits Thermocouple Low Scaling...
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Page 37: Basic Setup
Configure Your Module Basic Setup 1. Select the temperature scale. 2. Then select the type of thermocouple: T or mV 3. Select cold junction compensation if desired. 4. Select how the cold junction data is returned in the produced I/O message. -
Page 38: Advanced Setup
Configure Your Module Advanced Setup 6. Select the notch filter desired (60 Hz to 480 Hz). 7. Select the digital filter (select as necessary) 8. Enable or disable the latching alarms. 9. Enable or disable the alarms. 10. Apply and download to the device. -
Page 39: Set The Rtd Input Module Parameters Using Rsnetworx
Configure Your Module After adding the module to the network, you must configure the modules for Set the RTD Input Module use. Parameters Using RSNetWorx This chapter shows configuration in the online mode. Changes IMPORTANT set in this mode take effect when you download to the individual module. - Page 40 Configure Your Module Setting Parameters Click the Device parameters tab to get to the dialog for setting the The module name appears here. parameters. Type a description here. The module address appears At any point, click here to finish changing here.
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Page 41: Configure Your Rtd Input Module
Configure Your Module Configuration is divided into basic and advanced parameters. Configure Your RTD Input Module Basic Setup Parameters The basic parameters you need to set for the RTD module consist of: • Temperature units – Use the Temperature Scale parameter to select a predefined scale or a custom scale. -
Page 42: Advanced Setup Parameters
Configure Your Module Advanced Setup Parameters Advanced parameters you can set for the RTD module consist of: • Notch filter – Select the Notch Filter for the analog to digital converter. At higher frequencies, faster sample rates are possible – 50 Hz –... - Page 43 Configure Your Module • Scaling – Values returned when input is at low scale value or high scale value. The low and high scale points are different for each sensor input: RTD Module Scaling Limits RTD Type Low Scaling High Scaling Endpoint Endpoint 100 Ω...
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Page 44: Basic Setup
Configure Your Module Basic Setup 1. Select the type of RTD you are using for channel 0. Repeat for channel 1. 2. Then select the scale for channel 0. Repeat for channel 1. Ω This is the error of Copper RTD (10 Cu427) in O hms. -
Page 45: Advanced Setup
Configure Your Module Advanced Setup 3. Select the digital filter desired. (Range is 0...10.000 ms.) 4. Enable or disable the latching alarms. 5. Enable or disable the alarms. 6. Select the notch filter. 7. Apply and download to the device. Publication 1734-UM004F-EN-E - December 2012... -
Page 46: Check I/O Status And View The Eds File
Configure Your Module View the I/O defaults setup and the EDS file by clicking the appropriate tab. Check I/O Status and View the EDS File 1734-IT2I module 1. Click the I/O Defaults tab to display the default characteristics for this module. This dialog shows the input/output defaults for the four modes:... -
Page 47: 1734-Ir2 And 1734-Ir2E Modules
Configure Your Module 1734-IR2 and 1734-IR2E modules 1. Click the I/O Defaults tab to display the default characteristics for this module. 2. Click the EDS File tab to display the statistics of the EDS file used to configure this module. This dialog shows the input/output defaults for the four modes:... - Page 48 Configure Your Module Publication 1734-UM004F-EN-E - December 2012...
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Page 49: Chapter 4 Overview
Chapter Calibrate Your Module Use this chapter to calibrate the thermocouple/mV module or the RTD input Overview module. Refer to the table for a summary of what is covered. Task Page When and How to Calibrate Your Module Calibration Method Tools and Equipment Required to Calibrate Your Thermocouple Module Calibrate the Thermocouple Input Module Input (mV) Calibration... -
Page 50: Calibrate The Thermocouple Input Module
Calibrate Your Module To calibrate your thermocouple input module, connect the module in a Calibrate the Thermocouple DeviceNet system similar to that shown in the figure. Input Module Apply power to the power supply and module for at least 10 IMPORTANT minutes before calibrating the module. -
Page 51: Access Calibration Parameters In Rsnetworx
Calibrate Your Module Access Calibration Parameters in RSNetWorx 1. Double-click the icon of the module to be calibrated to bring up the General Parameter dialog. 2. Click Device parameters. Click Device Parameters to view the parameters. The dialog box layout varies depending on the version of ATTENTION RSNetWorx software you are using. -
Page 52: Input (Mv) Calibration
Calibrate Your Module 4. From the Device Parameters dialog, select Calibration at the Groups pull-down. This is the Groups pull-down. Before calibrating the module you need to select the sensor type and download Input (mV) Calibration it to the module. Perform the following procedure from the Device Parameters dialog. - Page 53 Calibrate Your Module 1. From the Configuration tab, set the Thermocouple Type to mV (no linearization) for the channel(s) to be calibrated and download to the module. 2. Open the Device Parameter tab and click Calibration Channel Select to bring up your channel selections. For input calibration, choose: Input Channel 0, Input Channel 1, or...
- Page 54 Calibrate Your Module 5. Click Calibration Command, and select Begin Calibration. 6. Click the Download to Device button. The status indicator of a channel in calibration mode flashes green. The status indicator of a channel not in calibration turns off. 7.
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Page 55: Cold Junction Compensation Calibration
Calibrate Your Module 10. Set the source to 70 mV. Module terminal voltage must be exact. 11. Click Accept High Input. 12. Click the Download to Device button. Input calibration is now complete. The status indicator should be solid green (normal) or blinking red (no load). - Page 56 Calibrate Your Module 2. Click Calibration Command and select Begin CJC Calibration. Click calibration command and select Begin CJC calibration. Then download to the module. 3. Click the Download to Device button. 4. Using a 1734-RTB removable terminal block, apply 1000 Ω to the selected CJC channel, referring to the wiring diagram in this section.
- Page 57 Calibrate Your Module 7. Select Accept High CJC and download to the device. 8. If RSNetWorx reports a communication error, or if an error occurred during this calibration, abort calibration and try again. Calibration is done as soon as High and Low calibration for the selected channels is done successfully.
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Page 58: Your Rtd Module
Calibrate Your Module To calibrate your RTD module, you need the following tools and equipment. Tools and Equipment Required to Calibrate Tool or Equipment Description Your RTD Module Precision Resistors High precision resistors: 100 Ω, 0.04%, 5 ppm/ oC 500 Ω, 0.03%, 5 ppm/ oC - for 1734-IR2 module 200 Ω, 0.03%, 5 ppm/ oC - for 1734-IR2E module Calibrated resistor Decade Box, 0.05% +100 mV, 1 mV resolution - accuracy +3 μV or better... - Page 59 Calibrate Your Module 2. Click Device Parameters to view the parameters. Click Device Parameters to view the parameters. The EDS editor may ask you if you want to upload the configuration from the device. 3. From the EDS editor, if it asks you about uploading the configuration from the device, click Upload;...
- Page 60 Calibrate Your Module 5. From the Device Parameters dialog, select Calibration at the Groups pull-down. This is the Groups pull-down menu. 6. Click Calibration Command and select Begin Calibration. Select Begin Calibration on the calibration command pull-down menu. 7. Click the Download to Device button. Both channel status indicators turn off.
- Page 61 Calibrate Your Module 10. From the General Parameters dialog, click Accept Low Calibration. 11. From the General Parameters dialog, click the Download to Device button. The status indicator(s) for the channel(s) being calibrated blinks. 12. Set the resistance box to 500 Ω . . For the 1734-IR2E, set the resistance box to 200 Ω...
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Page 62: Chapter Summary
Calibrate Your Module 14. From the General Parameters dialog, click the Download to Device button. Calibration is done as soon as High and Low calibration for the selected channels is done successfully. If you are calibrating each channel separately, repeat the procedure to calibrate the other channel. -
Page 63: Chapter 5 Overview
Chapter Troubleshoot the Module Read this chapter to interpret your I/O module status indicators. Overview Each module has the following status indicators: Interpret the Status Indicators • Module • Network • Input 0 • Input 1 Status Indicators on the Module Module status Module Module... -
Page 64: Chapter Summary
Troubleshoot the Module Indicator Sta tus for Module Status Description Network status Off Device is not online. - Device has not completed dup_MAC_id test. - Device not powered - check module status indicator. Flashing green Device is online but has no connections in the established state. -
Page 65: Appendix A Overview
Appendix Configure Modules in RSLogix 5000 Software Read this appendix for information about how to configure your modules in Overview RSLogix 5000 software, including how to complete entries on the following dialogs. • Configuration • Alarm Configuration • Calibration The following table lists where to find specific information in this chapter. Topic Page Understanding Data, Connection, and Communication Formats... -
Page 66: Configure Your Module
Configure Modules in RSLogix 5000 Software Optimized Connections. They only support direct Data (default) and Listen Only Connections. Module Connection Formats Adapter Communication Formats Possible Module Connection Formats Listen Only - Rack Optimization Data (default) Listen Only None Data (default) Listen Only Rack Optimization Data (default) -
Page 67: Use The Help Button
Configure Modules in RSLogix 5000 Software From the Configuration, Alarm Configuration, and Calibration dialogs, click Use the Help Button Help at the bottom of the dialog for information about how to complete entries on the dialogs. From a warning dialog, click Help at the bottom of the dialog to get information about that specific error. - Page 68 Configure Modules in RSLogix 5000 Software 2. Make entries on the dialog, referring to the table for information on how to complete entries for the channel indicated. For details on these parameters see the Configure Your RTD Input Module section on page 31. 3.
- Page 69 Configure Modules in RSLogix 5000 Software Alarm Configuration Dialog This dialog does not appear for Listen-Only options. The dialog displays alarm configuration parameters for each channel in individual rows on the grid. The 1734-IR2 module has two input channels. To complete entries on this dialog, proceed as follows.
- Page 70 Configure Modules in RSLogix 5000 Software For This Value Select Comments Channel A push button to Click a push button for a channel to show it correspond to a channel as pushed, which means the values you such as 0, 1, and 2 enter on this dialog apply for the channel you selected.
- Page 71 Configure Modules in RSLogix 5000 Software 1. Click Calibration to display the dialog. 2. Check the Calibrate checkbox to specify which channel to calibrate. 3. Under Calibrate Channels select One At a Time. 4. Click Start Calibration, which is active when: •...
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Page 72: Work With Dialogs For Thermocouple Modules
Configure Modules in RSLogix 5000 Software 6. From the Low Value dialog, click Next to start calibration. The High Value dialog appears. 7. From the High Value dialog, click Next to start calibration. The Calibration Completed dialog appears. It shows that you saved the changed calibration constants of the channel. - Page 73 Configure Modules in RSLogix 5000 Software 1. Click Configuration to display the dialog. 2. Complete entries for the channel indicated per the table. For more details about these parameters, see see Configure Your Thermocouple Input Module on page 24. 3. From the dialog, perform one of the following: •...
- Page 74 Configure Modules in RSLogix 5000 Software For This Value Select Comments Low Engineering -32,768...32,767. Default is 1000. This is enabled when you select Custom Scale for Temperature Units. Digital Filter (ms) 0...10000. Default is 0. Notch Filter 50 Hz Default is 60 Hz. 60 Hz 100 Hz 120 Hz...
- Page 75 Configure Modules in RSLogix 5000 Software 2. From the top of the dialog, at Channel click on a push button to select a channel, with the selected push button appearing pressed. 3. Make entries on the dialog, referring to the table for information on how to complete entries for the channel indicated.
- Page 76 Configure Modules in RSLogix 5000 Software For This Value Select Comments Disable All Click to check the A check in the checkbox indicates that the Alarms checkbox alarm is disabled. An attempt to write a non-valid (any Spare value) into the I/O Disable all Alarms field will cause a profile validation error.
- Page 77 Configure Modules in RSLogix 5000 Software 4. For Calibrate Channels, select One At a Time or In Groups to calibrate multiple channels. 5. Click Start Calibration, which is active when: • the system is online. • you selected at least one of the channels. Note that you can press the F1 button on your keyboard or click Help from the wizards and warning messages that appear to get detailed information about the procedures for calibration.
- Page 78 Configure Modules in RSLogix 5000 Software 8. From the High Value dialog, click Next to start calibration. The Calibration Completed dialog appears. It shows that you saved the changed calibration constants of the channel. 9. Click Finish to exit the wizard. The channels can now be configured for the sensor type desired for normal operation.
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Page 79: Appendix B Overview
Appendix Calculate Absolute Accuracy and Accuracy Drift The Absolute Accuracy and Accuracy Drift with temperature specification Overview applies only to mV input for 1734-IT2I, and to ohms input for 1734-IR2 and 1734-IR2E modules. These specifications are listed in the POINT I/O RTD and Isolated Thermocouple Input Module Installation Instructions, publication 1734-IN011. - Page 80 Calculate Absolute Accuracy and Accuracy Drift Full Scale Values Use the following full scale values to calculate the formula: Full Scale Values Module Full Scale Value 1734-IT2I 160 mV 625 Ω 1734-IR2 157 Ω 1734-IR2E To find out the Absolute Accuracy or Drift in degree Celsius, you can consult a conversion table.
- Page 81 Index Numerics connection understanding 1734 POINT I/O Connection types overview conventions Absolute Accuracy data calculate understanding formula Data format type Accuracy Drift DIN rail locking screw calculate position formula apply sequential auto addressing EDS files configuration base assembly mounting formula Absolute Accuracy calculate Accuracy...
- Page 82 Index Modules configure in RSLogix 5000 modules sequential auto addressing overview steps to apply mounting Sequential AutoAddress base assembly 22, 29 set module parameters mounting base setup removal 40, 48 calibration node commissioning tool third party configuration software node setting (out of box) tools calibration Overview...
- Page 83 Publication 1734-UM004F-EN-E - December 2012...
- Page 84 Rockwell Automation representative. New Product Satisfaction Return Rockwell Automation tests all of its products to ensure that they are fully operational when shipped from the manufacturing facility. However, if your product is not functioning and needs to be returned, follow these procedures.