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Rockwell Automation Allen-Bradley 1794-IRT8K Скачать руководство пользователя страница 35

Publication 1794-6.5.12 - September 2011

Configure Your FLEX I/O Module with RSLogix 5000 Software        

23

 

4.

Click the Connection tab. Specify a value for the Requested Packet 
Interval (RPI). 

 

5.

Click the Module Info tab to see Module Identification and Status 
information. These fields are populated when the module goes online. 

6.

Click the Input Configuration tab and specify the values for the 
following fields:

• Channel 
• Sensor 
• Sensor  Mode 
• Input Filter Cutoff 
• Data Format 

Содержание Allen-Bradley 1794-IRT8K

Страница 1: ...FLEXI OThermocouple RTD andMillivolt Input Modules Catalog Numbers 1794 IRT8 1794 IRT8K 1794 IRT8XT User Manual ...

Страница 2: ...ty is assumed by Rockwell Automation Inc with respect to use of information circuits equipment or software described in this manual Reproduction of the contents of this manual in whole or in part without written permission of Rockwell Automation Inc is prohibited Throughout this manual when necessary we use notes to make you aware of safety considerations Allen Bradley Rockwell Automation FLEX I O...

Страница 3: ...ns have been added to Chapter 1 Overview of FLEX I O and Your Thermocouple RTD and Millivolt Input Module The FLEX System Types of Modules What the FLEX I O Input Module Does The FLEX I O Module in a Logix Control System 1 The following section has been added to Chapter 2 Install Your FLEX I O Input Module Series A and Series B 8 The following new topics have been added Configure Your FLEX I O Mod...

Страница 4: ...Publication 1794 6 5 12 September 2011 iv Summary of Changes Notes ...

Страница 5: ...put Module Overview 7 Before You Install Your Module 7 Series A and Series B 8 Power Requirements 8 Install the Module 10 Mount on a DIN Rail 10 Mount on a Panel or Wall 13 Mount the FLEX I O Module on the Terminal Base Unit 14 Wiring Information 16 Connect Wiring to the FLEX I O Module 16 Identify RTD Wire Pairs 17 Chapter Summary 20 Chapter 3 Configure Your FLEX I O Module with RSLogix 5000 Soft...

Страница 6: ...nput Module 40 Calibration Setup 41 Wiring Connections for Calibrating the Thermocouple and RTD Input Module 41 Read and Write Words for Calibration 42 EDT Calibration Command and Command Data Summary 44 Offset Calibration 45 Gain Calibration 46 Current Source Calibration 47 Cold Junction Calibration 49 Channel Loop Compensation Calibration 49 Chapter Summary 49 Chapter 6 Troubleshoot the Module O...

Страница 7: ...with PLC Family Processors Overview 59 Enter Block Transfer Instructions 59 PLC 2 Family Processor 60 PLC 3 Family Processor 60 PLC 5 Family Processor 61 PLC 5 250 Family Processor 62 Appendix D Safety Approvals European Hazardous Location Approval 65 North American Hazardous Location Approval 66 Index ...

Страница 8: ...Publication 1794 6 5 12 EN E September 2011 viii Table of Contents Notes ...

Страница 9: ... configuring and troubleshooting your module For more information consult the following chapters About the Vocabulary This manual covers the 1794 IRT8 1794 IRT8K and 1794 IRT8XT modules which are identical except that the 1794 IRT8K is conformally coated In this manual we refer to the individual Thermocouple RTD and mV module as the module or TC RTD and mV module the programmable controller as the...

Страница 10: ...UM057 x xxxxxxxxxxxxx Information on how to use the FLEX I O PROFIBUS Adapter Module Catalog No 1794 APB Flex I O Digital Input Modules Installation Instructions publication 1794 IN093 x xxxxxxxxxxxxx Information on how to install the Flex I O Digital Input Modules Catalog No 1794 IB8 1794 IB16 1794 IB16K 1794 IB32 Flex I O Digital DC Sourcing Input and Sinking Output Modules Installation Instruct...

Страница 11: ...on Instructions publication 1794 IN063 x xxxxxxxxxxxxx Information on how to install the 24V FLEX I O 2 Channel Incremental Encoder Module Catalog No 1794 ID2 FLEX Integra Analog Module User Manual publication 1793 6 5 1 x xxxxxxxxxxxxx Information on how to install the FLEX Integra Analog Module Catalog No 1793 IE2X0E1 1793 IE2XOE1S 1793 IE4 1793 IE4S 1793 OE2 1793 OE2S FLEX I O 4 Channel Pulse C...

Страница 12: ...phasis FLEX I O DC Power Supply Installation Instructions publication 1794 IN069 x xxxxxxxxxxxxx Information on how to install the FLEX I O DC Power Supply Catalog No 1794 PS13 1794 PS3 Industrial Automation Wiring and Grounding Guidelines publication 1770 4 1 x xxxxxxxxxxxxx In depth information on grounding and wiring Allen Bradley programmable controllers Rockwell Automation Industrial Automati...

Страница 13: ...ctions of rack based I O The FLEX system contains the following components shown below Adapter transfers read and write configuration data to and from the I O module Terminal base contains a terminal strip to terminate wiring for two or three wire devices I O module contains the bus interface and circuitry needed to perform specific functions related to your application Topic Page The FLEX System ...

Страница 14: ...both fixed hardware filters and selectable firmware digital filters What the FLEX I O Input Module Does The module is a high speed high accuracy temperature and millivolt measuring module that accepts thermocouple inputs 2 3 and 4 wire RTD inputs and mV source inputs It offers the following wire off over range and under range detection good common mode rejection usage with long thermocouple wiring...

Страница 15: ...ation Between the Adapter and a Module IN 0 IN 2 IN 4 IN 6 IN 1 IN 3 IN 5 IN 7 TC RTD INPUT 8 CHANNEL 3 1794 IRT8 PWR F F F F F F F F 45316 The adapter transfers your configuration data FlexBus External devices transmit analog signals to the module The module converts analog signals into binary format and stores these values until the adapter requests their transfer The adapter receives data from ...

Страница 16: ... your FLEX I O module using RSLogix 5000 software see Configure Your FLEX I O Module with RSLogix 5000 Software on page 21 Physical Features of Your Module The module label identifies the keyswitch position wiring and module type A removable label provides space for writing individual designations per your application Indicators are provided to identify input fault conditions and to show when powe...

Страница 17: ... this chapter you were introduced to the FLEX I O system and the Thermocouple RTD and mV input module and how it communicates with programmable controllers IN 0 IN 2 IN 4 IN 6 IN 1 IN 3 IN 5 IN 7 TC RTD INPUT 8 CHANNEL 3 1794 IRT8 PWR F F F F F F F F 1794 IRT8 Input designators Module type Removable label Keyswitch position indicator 3 Power on indicator 45317 ...

Страница 18: ...Publication 1794 6 5 12 September 2011 6 Overview of FLEX I O and Your Thermocouple RTD and Millivolt Input Module Notes ...

Страница 19: ...Your Module 7 Series A and Series B 8 Power Requirements 8 Install the Module 10 Mount on a DIN Rail 10 Mount on a Panel or Wall 13 Mount the FLEX I O Module on the Terminal Base Unit 14 Wiring Information 16 Chapter Summary 20 ATTENTION These modules do not receive primary operational power from the backplane 24V DC power must be applied to your module before installation If power is not applied ...

Страница 20: ... When open sensor is detected data defaults to minimum value ATTENTION In the RSLogix 5000 software if using a series B product to replace a series A product the module will be accepted without an electronic key mismatch warning This is true for 1794 IRT8 and 1794 IRT8XT modules installed on Ethernet IP ControlNet or Remote I O networks ATTENTION The CJC Status bit Read Word 9 Bit 3 is added with ...

Страница 21: ... Analog Module Analog Module Analog Module Digital Output Module Digital Input Module TC RTD mV Module Analog Module TC RTD mV Module TC RTD mV Module TC RTD mV Module TC RTD mV Module Daisychain Individual Combination 24V DC 24V DC 24V DC 24V DC 24V DC 24V DC 45318 Wiring when total current draw is less than 10 A Wiring when total current draw is less than 10 A Thermocouple RTD Millivolt wiring s...

Страница 22: ...ll the Terminal Base Unit 1 Remove the cover plug in the male connector of the unit to which you are connecting this terminal base unit ATTENTION Note the following considerations for each type of wiring configuration Daisychain AIl modules must be analog or TC RTD and mV modules for this configuration Individual Use this type of of configuration for any noisy DC digital I O modules in your system...

Страница 23: ...t the female FlexBus connector is fully retracted into the base unit 3 Position the terminal base at a slight angle and hooked over the top of the 35 x 7 5 mm DIN rail A Allen Bradley part number 199 DR1 46277 3 4 Slide the terminal base over tight against the adapter or proceeding terminal base Make sure the hook on the terminal base slides under the edge of the adapter or proceeding terminal bas...

Страница 24: ...not lock into place use a screwdriver or similar device to open the locking tab press down on the terminal base until flush with the DIN rail and release the locking tab to lock the base in place Gently push the FlexBus connector into the side of the adapter or proceeding terminal base to complete the backplane connection For specific wiring information refer to the installation instructions for t...

Страница 25: ...ts and securing them to the wall or panel If you are installing your module into a terminal base unit that is already installed proceed to the section Mount the FLEX I O Module on the Terminal Base Unit on page 14 Use the mounting kit Cat No 1794 NM1 for panel or wall mounting To install the mounting plate on a wall or panel 1 4 35 5 0 1 7 2 3 4 6 7 8 9 2 2 1 2 3 4 45323 Millimeters Inches Descrip...

Страница 26: ...ress the adapter down flush with the panel until the locking lever locks 6 Position the terminal base unit up against the adapter and push the female bus connector into the adapter 7 Secure to the wall with two 6 self tapping screws 8 Repeat for each remaining terminal base unit Mount the FLEX I O Module on the Terminal Base Unit The Thermocouple RTD and mV input module mounts on a 1794 TB3G or 17...

Страница 27: ... properly with the connector in the terminal base unit 4 Position the module 8 with its alignment bar 7 aligned with the groove 6 on the terminal base 5 Press firmly and evenly to seat the module in the terminal base unit The module is seated when the latching mechanism is locked into the module 1 2 3 4 5 6 7 8 Label here or under here 40231 Description Description 1 FlexBus connector 5 Base unit ...

Страница 28: ...ct individual signal wiring to numbered terminals on 0 15 row A and 17 32 row B on the terminal base unit as indicated in the table below Use Belden 8761 cable for mV signal wiring or the appropriate thermocouple wire for your thermocouples IMPORTANT The adapter is capable of addressing eight modules Do not exceed a maximum of eight terminal base units in your system 0 1 2 3 4 5 6 7 8 9 10 11 12 1...

Страница 29: ...the wires that are the same color are connected together If the wires are not color coded use an ohmmeter to determine the pairs as explained below How to Connect a 4 wire RTD If the 4 wire RTD wires are all different colors use an ohmmeter to determine which leads are connected together One of the leads in each pair is the compensation lead Either lead of the pair can be the compensation lead Att...

Страница 30: ...annels 4 7 are configured for thermocouples CJC1 C 37 C 38 C 39 A 5 B 22 CJC2 C 46 C 47 C 48 A 12 B 29 Terminal Base Unit Wiring Connections 1794 TB3G 1794 TB3GK and 1794 TB3GS Terminal Base Units 1 1 Terminals 37 38 and 39 and 46 47 and 48 are for cold junction compensation Terminals 16 33 and 40 45 are chassis ground Connect tail of CJC1 to terminal 5 and CJC2 to 12 if channels 0 3 or 0 7 are th...

Страница 31: ...nishing connections IMPORTANT If using RTD isolators use 2 or 4 wire configurations only and add digital filtering to the inputs 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 35 36 37 38 39 40 41 42 43 44 45 46 48 49 50 51 34 1794 TB3G 0 15 34 51 16 33 A B C 4 Wire RTD Channel 3 2 Wire RTD Channel 1 3 Wire RTD Chan...

Страница 32: ...or the FLEX I O Input module in an existing programmable controller system It also provided the user with instructions on how to wire to a terminal base unit 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 34 Millivolt Source Millivolt Source Millivolt Source Millivo...

Страница 33: ...module such as 1756 ENBT to your project This user manual assumes you have already properly configured this module Refer to the associated documentation 2 Add and configure the new adapter module such as a FLEX I O EtherNet Adapter 1794 AENT This user manual assumes you have already properly configured this module Refer to the associated documentation 3 Add and configure your FLEX I O module See t...

Страница 34: ...ation tree right click the 1794 AENT adapter and select New Module 2 The Select Module dialog appears Select the FLEX I O module and click OK 3 Complete the following fields in the New Module dialog that appears Click OK Name Description Comm Format Electronic Keying Right click the local adapter module Select New Module ...

Страница 35: ...pecify a value for the Requested Packet Interval RPI 5 Click the Module Info tab to see Module Identification and Status information These fields are populated when the module goes online 6 Click the Input Configuration tab and specify the values for the following fields Channel Sensor Sensor Mode Input Filter Cutoff Data Format ...

Страница 36: ...mocouple RTD Sensor Type Allows you to select one of nine thermocouple types or one of eight RTD types Default unit is mV for thermocouples and ohms for RTDs For Thermocouple mV Type B Type E Type J Type K Type TXK XKL L Type N Type R Type S Type T To help you select the proper operating range of your thermocouple see Resolution Curves for Thermocouples on page 65 For RTD Resistance 100 ohm Pt 385...

Страница 37: ...ire 4 wire When you select Internal Compensation for your Thermocouple you need to specify a corresponding Reference Junction value This parameter sets a fixed reference junction to compensate all thermocouple channels and ranges from 0 C 70 C When you select 2 wire with Loopcompensation for your RTD you need to specify values for each channel for the RTD Loop Compensation Input Filter Cutoff Allo...

Страница 38: ... tree To be able to check if your configured parameters are acceptable and the configuration is successful you need to go online Refer to the RSLogix 5000 Online Help for detailed descriptions of the configuration parameters Chapter Summary This chapter provided instructions and required parameters for setting up your FLEX I O module on an EtherNet IP network ...

Страница 39: ...single pole low pass filter data reported in F C K mV Ω unipolar or bipolar count fault detection Configurable Options and Their Effect on the Channels There are two types of configurable options those that affect all channels and those that affect each group of 4 input channels Options that Affect All Channels Input Filter Selection This combination of bits allows you to select one of eight level...

Страница 40: ...r thermocouples and ohms for RTDs Sensor Mode This set of bits allows you to select the operational mode for the thermocouple or RTD inputs For thermocouple inputs you can choose the cold junction compensation mode internal external no CJC and differential measurement between 2 channels for example the value of channel 0 minus the value of channel 1 appears in the channel 0 and channel 1 data tabl...

Страница 41: ...resistance of long lead wires Each value represents the total resistance of both leads of a 2 wire RTD For example if you choose 5 Ω the module compensates for a total of 5 Ω of lead resistance You can perform a calibration operation that measures the actual total lead resistance with RTD replaced with a short circuit The value stored from this operation is used when the option Use Channel Loop Co...

Страница 42: ...pplied temporarily disturbs the steady state data of the channel Allow 2 minutes for settling time or cycle power to the module after terminating connections ATTENTION If using RTD isolators we recommend using 2 or 4 wire configurations only and digital filtering to the inputs WARNING The range 32768 32767 should only be used with mV selection Signals from a thermocouple or RTD are non linear the ...

Страница 43: ...2 Input Data Channel 3 Input Data Channel 4 Input Data Channel 5 Input Data Channel 6 Input Data Channel 7 Underrange Input Size Output Size 0 4 Words 1 11 Words Overrange Diagnostics CJC Channel Faults EDT command and data response EDT command and data RTD Offsets for each channel Sensor Type Sensor Type Mode Mode TC RTD TC RTD Filter Cut Reference Jct Data Format FM SAB 45333 Input Map Block Tra...

Страница 44: ...08 07 06 05 04 03 02 01 00 Oct 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00 Word 0 Reserved Data Format Flt Mode Ch 4 7 Flt Mode Ch 0 3 Reference Jct Filter Cutoff Word 1 TC RTD Ch 4 7 Sensor Mode Ch 4 7 Sensor Type Ch 4 7 TC RTD Ch 0 3 Sensor Mode Ch 0 3 Sensor Type Ch 0 3 Word 2 RTD Offset Ch 7 RTD Offset Ch 6 RTD Offset Ch 5 RTD Offset Ch 4 RTD Offset Ch 3 RTD Offset Ch 2 RTD Offset Ch 1 RTD...

Страница 45: ...esponds to channel 0 bit 09 11 corresponds to channel 1 and so on Read Word 9 00 03 Diagnostic bits represent module configuration and or hardware errors Bit 03 02 01 00 0 0 0 0 Reserved for factory use 0 0 1 0 Improper module configuration 0 1 1 0 RAM f ault 0 1 1 1 EEPROM fault 0001 0100 and 0011 1111 Reserved for factory use 04 Series of Unit SAB 0 Series A 1 Series B 05 06 Cold junction compen...

Страница 46: ...ration 0 0 0 Hardware filtering only default filtering 0 0 1 25 ms 0 1 0 100 ms 0 1 1 250 ms 1 0 0 500 ms 1 0 1 1s 1 1 0 2 s 1 1 1 5 s Bits 03 05 Reference Junction used when input type is set to thermocouple and sensor mode is set to internal compensation Sets a fixed reference junction to compensate all thermocouple channels Bit 05 04 03 Reference Junction 0 0 0 0 C 32 F 0 0 1 20 C 68 F 0 1 0 25...

Страница 47: ... α 0 003916 U S 200 630 C 328 1166 F 0 1 0 0 200 ΩPt α 0 003916 U S 200 400 C 328 752 F 0 1 0 1 100 ΩNickel 60 250 C 76 482 F 0 1 1 0 200 ΩNickel 60 200 C 76 392 F 0 1 1 1 120 ΩNickel 80 320 C F 112 608 F 1 0 0 0 10 ΩCopper 200 260 C F 328 500 F 1001 1111 not used Thermocouple Type Bit 03 02 01 00 Sensor type for channels 0 3 0 0 0 0 mV default 0 0 0 1 B 300 1800 C 572 3272 F 0 0 1 0 E 270 1000 C ...

Страница 48: ...le or RTD RTD Type Bit 11 10 09 08 Sensor type for channels 4 7 0 0 0 0 Resistance default 0 0 0 1 100 ΩPt α 0 00385 Euro 200 870 C 328 1598 F 0 0 1 0 200 ΩPt α 0 00385 Euro 200 400 C 328 752 F 0 0 1 1 100 ΩPt α 0 003916 U S 200 630 C 328 1166 F 0 1 0 0 200 ΩPt α 0 003916 U S 200 400 C 328 752 F 0 1 0 1 100 ΩNickel 60 250 C 76 482 F 0 1 1 0 200 ΩNickel 60 200 C 76 362 F 0 1 1 1 120 ΩNickel 80 320 ...

Страница 49: ...ocouple 0 1 RTD 1 0 Not used 1 1 Not used Write Word 2 00 15 00 17 RTD offset select bits used when input type is set to RTD and sensor mode select is set to 2 wire with user selected RTD offset Allows you to set the type of RTD loop resistance compensation used for all RTDs or one of three fixed values for all channels NOTE Not applicable to 10 Ωcopper RTD Bit 01 00 RTD Offset Select Bits channel...

Страница 50: ...d the user with data and instructions to configure and map data for the FLEX I O Thermocouple RTD and Millivolt Input module Write Word 3 00 07 Extended data table data bits These bits are written to the module during calibration They are used to define offset gain and general channel calibration 08 14 10 16 Extended data table command bits These bits are written to themodule during calibration Th...

Страница 51: ... Topic Page When and How to Calibrate Your FLEX I O Module 39 Tools and Equipment 40 Calibrate Your Input Module 40 Calibration Setup 41 Wiring Connections for Calibrating the Thermocouple and RTD Input Module 41 Read and Write Words for Calibration 42 EDT Calibration Command and Command Data Summary 44 Offset Calibration 45 Gain Calibration 46 Current Source Calibration 47 Cold Junction Calibrati...

Страница 52: ...module 4 Send a second message indicating which inputs to read and what calibration step is being performed gain The module computes new calibration values for the inputs and returns a response which echoes back the message sent to the module If the calibration cannot be completed the module returns a fault message Tool or Equipment Description Precision Resistors High Precision Resistors 383 W 0 ...

Страница 53: ...41 42 43 44 45 46 47 48 49 50 51 34 1794 TB3G Precision Voltage Source Using Precision Voltage Source for offset and gain calibration Connect to terminals 2 6 10 14 19 23 27 and 31 Connect to terminals 3 7 11 15 20 24 28 and 32 Connect one 10 K Ω 0 5 resistor across terminals 37 and 39 and another across 46 and 48 45357 Type of Input Connect the following H L Shield RTD 4 wire 1a 2a 1 2 Millivolt ...

Страница 54: ...0 Octal 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00 Word Write 0 Reserved Data Format Flt Mode Ch 0 3 Flt Mode Ch 4 7 Reference Junction Filter Select 1 TC RTD Ch 4 7 Sensor Mode Ch 4 7 Sensor Type Ch 4 7 TC RTD Ch 0 3 Sensor Mode Ch 0 3 Sensor Type Ch 0 3 2 RTD Offset Ch 7 RTD Offset Ch 6 RTD Offset Ch 5 RTD Offset Ch 4 RTD Offset Ch 3 RTD Offset Ch 2 RTD Offset Ch 1 RTD Offset Ch 0 3 EDT com...

Страница 55: ...s A 1 Series B Read Words for Calibration Decimal 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 Octal 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00 Word Read ATTENTION The CJC Status bit Read Word 9 Bit 3 is added with the Firmware C release of the 1794 IRT8 Series B module The CJC Status bit is turned On when the temperature between the CJCs is greater than 6 C but less than 12 C When this te...

Страница 56: ...ration 5 5 Offset calibration by channel 0 7 0 gain 1 input 320 mV 0 7 1 gain 2 input 0 0 mV 0 7 2 gain 4 input 50 mV 0 7 3 gain 8 input 10 0 mV 0 7 4 gain 16 input 9 mV 0 7 5 gain 32 input 1 0 mV 6 6 Gain calibration by channel 0 gain 1 input 320 mV 1 gain 2 input 320 mV 2 gain 4 input 110 mV 3 gain 8 input 70 mV 4 gain 16 input 29 mV 5 gain 32 input 19 mV 36 24 Calibration all channels General c...

Страница 57: ...tach to the negative lead 1 1 gain 2 input 0 0 mV 1 2 gain 4 input 50 mV 1 3 gain 8 input 10 0 mV 1 4 gain 16 input 9 mV 1 5 gain 32 input 1 0 mV Gain calibration all channels 2 0 gain 1 input 320 mV 2 gain 2 input 320 mV 2 gain 4 input 110 mV 2 gain 8 input 70 mV 2 gain 16 input 29 mV 2 gain 32 input 19 mV Config Word 3 EDTCommand bits 8 15 Meaning Config Word 3 bits 4 7 Config Word 3 bits 0 3 Me...

Страница 58: ...a gain of 2 Repeat steps 3 and 4 for gain 2 Repeat for each gain setting 6 When all offset calibrations are successful proceed to the gain calibration Gain Calibration After completing the offset calibration proceed with the gain calibration 1 Connect a precision millivolt source across each input channel Set the source to 320 00 mV for a gain of 1 Connect all L signal terminals together and attac...

Страница 59: ...ue required for a gain of 2 Repeat steps 3 and 4 for gain 2 Repeat for each gain setting When all gain calibrations are successful proceed to perform Current Source Calibration on page 47 Current Source Calibration The current sources can be calibrated one at a time or all at once To calibrate all the current sources proceed as follows 1 Connect a 383 Ω 0 01 resistor across H and L of each input c...

Страница 60: ...T command If the EDT response word reads 80FF hex repeat step 3 Make sure to allow for sufficient time for the module to respond to your request If there is no change calibration has failed Check the wiring and try again 5 Connect a 100 Ω 0 01 resistor across H and L of each input channel 8 resistors Repeat steps 3 and 4 using the EDT command value of 2402 hex for calibrating all channels at once ...

Страница 61: ...he wiring and try again Channel Loop Compensation Calibration Each 2 wire RTD can be calibrated individually or at the same time Proceed as follows 1 Short circuit the end of each input cable at the RTD element Do this for all the channels to be calibrated 2 Apply power to the module for 20 minutes before calibrating 3 Initiate a write to the module with 2403 hex calibrate all channels in the EDT ...

Страница 62: ...Publication 1794 6 5 12 September 2011 50 Calibrate Your Module Notes ...

Страница 63: ...B Fault Indicator indicates noncritical fault C Power Indicator indicates power applied to module A A B C Status Indicators Indicator Color State Description Fault Red On At power up Channel 0 indicator lights at power up until all internal diagnostics are checked After successful power up the indicator goes off if no fault is detected and the module has started communicating with an adapter After...

Страница 64: ...Diagnostic Bits in Word 9 Word Dec Bits Octal Bits Description Read Word 9 00 03 Diagnostic bits represent module configuration and or hardware errors Bit 03 02 01 00 0 0 0 0 Reserved for factory use 0 0 1 0 Improper module configuration 0 1 1 0 RAM f ault 0 1 1 1 EEPROM fault 0001 0100 and 0011 1111 Reserved for factory use 04 Series of Unit SAB 0 Series A 1 Series B 05 06 Cold junction compensat...

Страница 65: ...2 F 454 2502 F 328 1472 F 454 2372 F 58 3214 F 58 3214 F 454 752 F Supported RTD types Resistance 100 ΩPt α 0 00385 Euro 200 870 C 328 1598 F 200 ΩPt α 0 00385 Euro 200 400 C 328 752 F 100 ΩPt α 0 003916 U S 200 630 C 328 1166 F 100 ΩPt α 0 003916 U S 200 400 C 328 752 F 100 ΩNickel 60 250 C 76 482 F 200 ΩNickel 60 200 C 76 362 F 120 ΩNickel 80 320 C 112 608 F 10 ΩCopper 200 260 C 328 470 F Resolu...

Страница 66: ... To simulate wire off detection in Series A TC mode when using a Series B module attach ajumper from terminal 39 to terminal 48 on the 1794 TB3G 1794 TB3GS or 1794 TB3GK terminal base unit so that an open input will default to max value Open input detection time Immediate detection 2 scans max Overvoltage capability 15V DC continuous at 25 C Overall drift with temperature max 50 ppm C of span Cold...

Страница 67: ...publication 1770 4 1 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 20 55 C 4 131 F 1794 IRT8 1794 IRT8K 20 70 C 4 158 F 1794 IRT8XT Temperature non operating IEC 60068 2 1 Test Ab Unpackaged Non operating Cold IEC 60068 2 2 Test Bb Unpackaged Non operati...

Страница 68: ...ations Certification when product is marked 1 Value c UL us UL Listed Industrial Control Equipment certified for US and Canada See UL File E65584 UL Listed for Class I Division 2 Group A B C D Hazardous Locations certified for U S and Canada See UL File E194810 CE European Union 2004 108 EC EMC Directive compliant with EN 61326 1 Meas Control Lab Industrial Requirements EN 61000 6 2 Industrial Imm...

Страница 69: ...ith RSLinx RSNetworx and other RSI software as long as you enable the option during installation There are instances where you will need to acquire and register EDS files on your own even after all software is installed If you go online with RSNetworx and it shows a device with a mark icon a globe or a message that says the device is unrecognized this means the EDS file for that device does not ex...

Страница 70: ...lete the original files ATTENTION Make sure tomatch the major firmware revision of the device as each major firmware revision is associated with a specific EDS file Download the EDS file and place it in any folder except the Program Files Rockwell Software RSCommon EDS folder where your Rockwell Automation software is installed Register EDS files with RSNetworx by selecting Tools EDS Wizard Select...

Страница 71: ...r logic The following example programs illustrate the minimum programming required for communication to take place between the module and a PLC processor These programs can be modified to suit your application requirements A configuration block transfer write BTW is initiated when the frequency module is first powered up and subsequently only when the programmer wants to enable or disable features...

Страница 72: ...ed data The block transfer data file stores data that you want transferred to the module when programming a BTW or from the module when programming a BTR The programming terminal prompts you to create a control file when a block transfer instruction is being programmed The same block transfer control file is used for both the read and write instructions for your module A different block transfer c...

Страница 73: ...ER READ Rack Group Slot Data File 3 2 1 N18 101 Length Control 0 B17 0 EN BTW BLOCK TRANSFER WRITE Rack Group Slot Data 3 2 1 N18 1 DN Length Control 0 B17 0 5 B17 0 B17 0 15 ER DN ER Rung M 0 The IRT8 module is located in rack 3 I O group 2 slot 1 The control file is a 10 word file starting at B17 0 that is shared by the BTR BTW The data obtained by the PLC3 processor is placed in memory starting...

Страница 74: ... WRITE Rack Group Slot Control 02 2 1 N22 205 DN Data File Length Continuous N22 1 0 N ER N22 200 15 N22 200 15 N22 205 15 Rung 2 0 The IRT8 module is located in rack 2 I O group 2 slot 1 The integer control file starts at N22 200 is 5 words long and is compatible with all PLC 5 family members The data obtained by the PLC 5 processor from the IRT8 module is placed in memory starting at N22 101 and...

Страница 75: ...ned by the PLC 5 250 processor from the IRT8 module is placed in the data table starting at 2BTD5 101 and with the default length of 0 is 11 words long The length can be any number between 0 and 11 BW141 0 EN Rung 1STEPO 1 The IRT8 module is located in rack 14 I O group 1 slot 0 The data sent to the IRT8 module from the PLC 5 250 processor is from the data table starting at 2BTD5 1 and with a defa...

Страница 76: ...Publication 1794 6 5 12 September 2011 64 Program Your Module with PLC Family Processors Notes ...

Страница 77: ...he Essential Health and Safety Requirements has been assured by compliance with EN 60079 15 and EN 60079 0 WARNING Observe the following additional Zone 2 certification requirements This equipment is not resistant to sunlight or other sources of UV radiation This equipment must be installed in an enclosure providing at least IP54 protection when applied in Zone 2 environments This equipment shall ...

Страница 78: ...és dans un système le code de température le plus défavorable code de température le plus faible peut être utilisé pour déterminer le code de température global du système Les combinaisons d équipements dans le système sont sujettes à inspection par les autorités locales qualifiées au moment de l installation EXPLOSION HAZARD Do not disconnect equipment unless power has been removed or th e area i...

Страница 79: ...ypes 28 overrange alarm 32 reference junction 28 sensor mode 28 35 37 sensor type 28 36 underrange alarm 32 block transfer read BTR 31 52 59 60 61 62 block transfer write BTW 30 31 40 59 60 61 62 C calibration CJC 44 cold junction 43 48 49 current source 47 EDT command 44 45 environment 39 equipment 39 gain 44 46 general 44 manual 40 offset 44 45 46 periodic 39 power supply 40 45 preparation 40 pr...

Страница 80: ...7 detection over range 2 under range 2 wire off 2 diagnostics 51 52 digital module 9 dimensions 54 DIN rail 2 11 dissipation power 54 drilling dimension 13 points 12 E EDT command 32 45 46 47 48 data response 34 response 46 48 49 EFT B immunity 56 Electronic Data Sheet EDS 58 emissions 55 EN 60079 0 71 EN 60079 15 71 enclosure 7 type rating 55 equipment 40 ESD immunity 55 Ethernet adapter 21 Ether...

Страница 81: ...odule label 4 status 52 mounting kit 13 wall or panel 12 MSG instructions 4 mV source 2 28 O offset calibration 45 ohmmeter 17 open input 54 open sensor 52 overrange 29 P PLC processors control file 62 60 data file 62 60 PLC 2 60 PLC 2 system 60 PLC 5 250 21 61 62 PLC 5 controller 21 power 40 connections 8 external DC 54 operational 7 precision millivolt 45 46 47 processor 27 40 programming 59 Pro...

Страница 82: ...on compensation 54 common mode input range 53 common mode rejection 53 conducted RF immunity 56 data format 53 DIN rail 11 emissions 55 enclosure type rating 55 ESD immunity 55 general 53 indicators 54 isolation voltage 54 module location 53 nominal input voltage 53 number of inputs 53 open circuit 54 overall drift with temperature 54 overvoltage capability 54 radiated RF immunity 56 relative humi...

Страница 83: ...ration 55 voltage supply 54 W wire type 55 wire pairs 3 wire RTD 17 4 wire RTD 17 connecting 17 wiring category 55 combination 9 connections 18 41 terminal base 8 41 write words data format 42 filter time constants 34 input type 36 RTD Type 35 sensor mode 37 sensor type 36 Z Zone 2 71 ...

Страница 84: ...Publication 1794 6 5 12 September 2011 72 Index Notes ...

Страница 85: ...Publication 1794 6 5 12 September 2011 Index 73 ...

Страница 86: ... first 24 hours of installation review the information that is contained in this manual You can contact Customer Support for initial help in getting your product up and running 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...

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