IRTD - GE Measurement & Control
Contents
1. 24 IRTD User s Manual Chapter 3 IRTDWin Data 3 4 5d Importing the Log File into Excel You can import the log file into Microsoft Excel to generate a document with the raw data and delta values as they were captured or format the data to create a custom report You import the file as a comma delimited file To import the log file into Excel Start Microsoft Excel From the File menu click Open Navigate to the drive and directory where your log file is stored me se iS Select your file and click Open The Text Import Wizard Step 1 of 3 screen displays 5 Inthe Data Type field click Delimited and then click Next The Text Import Wizard Step 2 of 3 screen displays 6 Inthe Delimiters field click Comma and then click Finish The log file data displays in the spreadsheet IRTD User s Manual 25 Chapter 3 IRTDWin Data 3 5 Specifying IRTD Standard and IRTD Under Test TRTD Standard Grin 21 9 _TRTN Inder Test Grip 233 Resolution Com Setup comsetup iPr nd if Automatic Search il Com Setup 0 01 0 01 r Address S N IRTD Standard IRTD Under Test Figure 14 Probes Found Tab When you start the IRTDWin software the program automatically searches for all probes that are communicating with the software If you have only one probe connected the program defines that probe as the IRTD Under Test If you have more than one probe connected maximum of four probes can be connected at one ti2. Chapter 2 Installation 2 3 1 Kaye Validator IMPORTANT Do not use the Calibration Interface box with the Validator KL or the Kaye Validator The back of the Validator has ports for electrical and communication connections Each connection port is labeled with an icon representing its function Three 6 pin RJ11 connectors labeled with a temperature reference icon are available for connecting IRTDs and one Kaye temperature reference Note The Validator can accept data from 2 IRTDs at a time and the temperature can be displayed L ICHON Figure 6 RJ11 Connectors for IRTDs Connect the IRTD to one of the RJ11 sockets using the M2810 cable supplied with the IRTD 10 IRTD User s Manual Chapter 2 Installation 2 3 2 Kaye ValProbe The backs of the ValProbe Readers have connection ports for electrical and communication connections Each connection port is labeled with an icon representing its function CAUTION Make sure the Reader is powered off before making any connections There are three 6 pin RJ11 connectors labeled with an IRTD icon on the Standard Reader for connecting the IRTD On the Reader 2 there are two RJ11 connectors The IRTD temperature measurement standard is a self contained measurement system providing temperature data directly to the Kaye ValProbe software during calibration and calibration verification Connect the IRTD to one of the RJ11 sockets using the M2810 cable supplied with th
3. 3 4 3 Resetting Statistical Calculations 0o ooooooooooooo o 19 3 4 4 Trend Tabi ia A Rees 20 JAS Parameters Tabo rods e o US 21 3 5 Specifying IRTD Standard and IRTD Under Test 26 3 6 Viewing and or Changing IRTD Settings lessen 28 Chapter 4 Technical Description 4 1 Electronic Circuttty iiie eek ene Ou ee be cok E P RESTER SEG 29 4 2 Sequence of Operaliom e Soe i se eh i es IA ee 31 IRTD User s Manual iii Contents Appendix A Specifications ALTREDADO Meck ohh dk he eee RG RSE pue E PEU d 33 A 1 1 Temperature Range 0 0 cece cee nee 33 A 1 2 Accuracy Over Range 33 A133 Resolutiotis erre ev evo NU Are UE ENDE ROI d 33 A 1 4 Sensor Element 00 00 33 A 1 5 Sheath Material 0 0 0 0 0c eee nee 33 A 1 6 Immersion Depth Minimum 0 0 0 cece eee eee ee 33 ALT Dimensions a iaa 33 IEC suere Rees ex ed Cues 33 A 1 9 User Selectable Parameters eee esee 34 A 1 10 Power to Probe i ia ee ino y Re YR TIER 34 ASLTI Powersupply it Ps Re UR EHE gU 34 A 1 12 User Programmable Functions Stored in FLASH 34 A 1 13 Communications da 34 A l I4Environmental sese 34 AT T5 Warranty ss er eM ho ep e e 34 iv IRTD User s Manual Chapter 1 Introduction Chapter 1 Introduction The Intelligent RTD Probe IRTD is a self contained high precision temperature measurement device It combines a high precision wire wound
4. Chapter 3 IRTDWin Data 3 4 3 Resetting Statistical Calculations During a test you can reset all statistical calculations Statistical calculations include Starting temperatures of the IRTD Standard and the IRTD Under Test Maximum and minimum temperatures reached during the test for the IRTD Standard and the IRTD Under Test Difference between the maximum and minimum temperatures for the IRTD Standard and the IRTD Under Test Starting time of the test Time duration of the test Difference between the IRTD Standard and the IRTD Under Test When you reset statistical calculations the new values are displayed on the Statistics tab and the Y axis graph coordinates on the Trend tab are reset To reset statistical calculations On the Statistics tab click Reset IRTD User s Manual 19 Chapter 3 IRTDWin Data 3 44 Trend Tab Graph Setup Y axis Start efi Figure 11 The Trend Tab The Trend tab provides a graphic display of the IRTD Standard and the IRTD Under Test The graph is updated at the scan interval 20 The green horizontal line represents the starting temperature of the IRTD Under Test The red horizontal line represents the real time temperature reading of the IRTD Standard The cyan horizontal line represents the real time temperature reading of the IRTD Under Test The green vertical lines represent each scan interval The Y axis midpoint coordinate is
5. Setup option for accessing the Communications Setup screen where you can search for probes specify the number of search addresses 1 99 specify the IRTD Standard and IRTD Under Test select a COM port and change COM port settings to match the IRTD settings e Help options for accessing online help and product support Below the menu bar is a window that displays the temperature readings of up to two IRTDs the address and serial number of each IRTD and the temperature units of the readings The IRTD Standard values are displayed in red on the left side of the window The IRTD Under Test values are displayed in cyan on the right side of the window You can display temperature readings in one of three resolutions 0 1 0 01 or 0 001 Click the associated resolution command button to display the temperature readings in that resolution At the bottom of the screen are four tabs Setup Statistics Trend and Parameters Click on the tab label to access a specific tab IRTD User s Manual 15 Chapter 3 IRTDWin Data 3 4 1 Setup Tab C IPTS 48 C IPTS 68 Is o0 Figure 8 The Setup Tab The Setup tab displays the current scan interval temperature scale and temperature units defined for your test You can change any of these settings on this tab If you opened a log file the log file name is also displayed on this tab 3 4 1a Scan Interval The default scan interval setting is
6. platinum temperature sensing element with onboard electronics for resistance measurement calibration digital conversion and transmission The output of the IRTD is a digital representation of the temperature which can be directly read by Kaye Validation equipment or by a PC The IRTD provides premium accuracy by eliminating common sources of error because its integrated electronics are calibrated as a single instrument The IRTD Probe X0855 has a measurement range of 196 C to 420 C an accuracy of 0 025 C refer to specifications over the complete range and resolution down to 0 001C The unit comes with a calibration certificate and is traceable to ISO 17025 The accuracy reliability and ruggedness of the IRTD make it ideal as a Secondary Standard for calibration of other temperature devices For the Kaye Validation System Kaye Validator ValProbe and RF ValProbe the IRTD is the heart of the system providing the traceability of the system when performing sensor calibrations and verifications The IRTD directly connects to the validation equipment and is integrated into the validation software The IRTD can also be utilized as a stand alone secondary standard for measurement or calibration utilizing the IRTDWIN software This software automatically records data computes any delta between two IRTDs so you can easily confirm the accuracy of your traveling standard One convenient interface screen lets you track probe stability both
7. any of the RJ11 connectors One 9 to 9 pin female RS 232 cable supplied with the Calibration Interface to connect the PC and the Calibration Interface One AC adapter Model M2831 for 110 VAC or Model M2835 for 220 VAC The AC adapter supplies DC power to the Calibration Interface and can support up to four probes 3 3 Connecting Your System Hardware 1 14 Plug the RJ11 connector on each IRTD into one of the RJ11 sockets on the Kaye Calibration Interface using the M2810 cable supplied with the IRTD Plug the RJ11 connector on the AC adapter cable into one of the RJ11 sockets on the Kaye calibration Interface If your computer has a 25 pin RS 232 port attach a 9 to 25 pin adapter to the 9 to 9 pin RS 232 cable W1890 1 supplied with the Calibration Interface Connect one end of the RS 232 cable to the Calibration Interface port labeled PC Connect the other end of the RS 232 cable to an available COM port on your PC Plug the AC adapter into a wall outlet Power up your computer IRTD User s Manual Chapter 3 IRTDWin Data 3 4 Main Screen Scale C IPTS48 1PTS68 Is 90 Figure 7 Main Screen The Main screen provides a convenient interface that lets you view probe readings and access the program menus and tabs At the top of the Main screen is a menu bar with three menus e File options for opening and closing a log file and exiting the program
8. the starting temperature of the IRTD Under Test The upper and lower Y axis coordinates are determined by the Y Axis Start number you selected The Y Axis Start values range from 1 to 37 1 2 4 8 16 32 37 You can change the upper and lower Y axis coordinates using the spin buttons For example if you set the Y Axis Start value to 4 the upper Y axis coordinate is 4 degrees higher than the midpoint and the lower Y axis coordinate is 4 degrees less than the midpoint When you reset the values on the Statistics tab the midpoint value on the Y axis is updated to reflect the new starting temperature value of the IRTD Under Test You can also expand the graph to view a smaller section of the graph in more detail by clicking the Zoom button IRTD User s Manual Chapter 3 IRTDWin Data 3 4 5 Parameters Tab Eiinteliigent RTD Probe IRTD Under Test Address Model soian EERE 7D etos Scode MEE M Se Calibration Label MEMME Calbcati n Label TEXT Colituation Lobo ITNT TT Figure 12 The Parameters Tab The Parameters tab displays the address model number serial number temperature scale user label and calibration label for the IRTD Standard and the IRTD Under Test The IRTD Standard data is displayed in red The IRTD Under Test data is displayed in cyan For each IRTD you can view and or change IRTD settings by clicking the IRTD Settings button IRTD User s Manual 21 Chapter 3 IRTDWin
9. 5 seconds You can change the scan interval at any time during a test to record data from 5 to 60 seconds using spin buttons or direct entry To specify a scan interval e On the Setup tab click the spin button controls to change the scan interval or change the scan interval number directly 3 4 16 Selecting or Changing the Temperature Scale When you start the program the program compares the temperature scale of each IRTD If the scales do not match you are prompted to set the temperature scale on the Setup tab You can change the temperature scale at any time during a test You can select one of three temperature scales for your test IPTS 48 IPTS 68 or ITS 90 When you select a temperature scale the temperature scale settings for the IRTD Standard and the IRTD under Test are automatically updated to reflect the new temperature scale 16 IRTD User s Manual Chapter 3 IRTDWin Data 3 4 16 Selecting or Changing the Temperature Scale To select or change the temperature scale e On the Setup tab click the associated radio button to select a temperature scale Note Ifyou have a log file open and you change the temperature scale during a test the log file will be closed 3 41c Changing the Temperature Units You can specify one of four temperature units for your test C F K or Ohms You can change temperature units at any time during a test The change takes place immediately and affects the displayed readings a
10. Data 3 45a Changing the Probe Address Aar Wie a command Send Command Figure 13 Probe Address 1 On the Parameters tab click IRTD Settings for the IRTD Standard or the IRTD Under Test The Parameters screen displays 2 Change the Probe Address for the selected probe directly on this screen The Probe Address field accepts 01 to 99 3 Click Apply and then click OK when prompted The Com Setup screen displays while the system automatically reads your probes When this process is complete the Probes Found tab displays 4 Click OK The Main screen displays with the new address 3 4 50 Change the Baud Rate 1 On the Parameters tab click IRTD Settings for the IRTD Standard or the IRTD Under Test The Parameters screen displays 2 Click Configure A Warning dialog box displays 3 Click OK The Configure screen displays 22 IRTD User s Manual Chapter 3 IRTDWin Data 3 4 56 Change the Baud Rate cont 4 Enter a command in the command text box and click Send Command br Write Probe Baud Rate Format A1A2brNNNN Where command lead in A1A2 probe address 01 99 br command for writing the baud rate to the probe NNNN four digit baud rate 9600 4800 2400 1200 0600 or 0300 For example to write a baud rate of 2400 to Probe 53 enter 53br2400 Note When you write a new baud rate to a probe be sure to change the baud rate at the terminal or computer Otherwise you w
11. GE Measurement amp Control Validation IRTD User s Manual ae M2845 6 Rev B imagination at work October 2013 GE Measurement amp Control Validation IRTD Kaye Temperature Measurement Device User s Manual M2845 6 Rev B October 2013 imagination at work no content intended for this page proceed to next page Contents Chapter 1 Introduction 1 1 Temperature Calibration 2 1 2 Communicating with the Probe 3 1 2 1 Networking Multiple Probes 0 0 eese esee 3 1 22 Probe Labels ia a ae se ese Re ee eee 3 1 3 About the Manual 0 cece een eee 4 Chapter 2 Installation 2 1 Complete Intelligent RTD Probe System 0 0c cee eee eee 5 2 1 1 Optional Accessories 52 seq ene b ur a ERXEATPTYG ened 8 2 2 Required Equipment socer c ee 8 2 3 Using IRTD with Kaye Products 0 0 0 eese 9 2 3 1 Kaye Validator 0 ect eee 10 2 3 2 Kaye ValProbe conc nee epee A 11 2 3 3 RF ValProbe and Other Validation Systems o o ooo o 11 2 4 Using the IRTD in Standalone Mode 0 2 0c eee eee eee 12 2 4 1 Connecting Your System Hardware 00 e eee eee ee 12 Chapter 3 IRTDWin Data A sessed lated ede ere Ee eo Ad dtc Mada 13 3 2 Required Equipment 0 ee 14 3 3 Connecting Your System Hardware o oo ooooocooocoocro oo 14 3 4 Ma Sereen wert santo A A A Re RP ini 15 JAT Setup Tab A ote 16 3 42 Statistics Tab iii Aa 18
12. Overview The IRTD Win software is a time saving tool that allows you to compare your travelling IRTDs to a stationary IRTD in order to verify the accuracy of your temperature standards Simply plug in your stationary and travelling IRTDs to your PC and the software does the rest The IRTDWin software displays temperature values and computes the delta so you can easily check that your Kaye probe has maintained calibration One convenient interface screen lets you track probe stability and view the difference between the two IRTDs numerically or graphically You can also create a spreadsheet compatible file and import the data into Microsoft Excel where you can generate custom reports With the IRTDWin software you can e View readings for up to two probes in three resolutions e Specify standard and test probes e Specify a scan interval from 5 to 60 seconds Specify one of three temperature scales IPTS 48 IPTS 68 ITS 90 e Specify one of four temperature units C F K or Ohms View test results numerically or graphically Change IRTD settings IRTD User s Manual 13 Chapter 3 IRTDWin Data 3 2 Required Equipment One M2810 cable for each IRTD Each cable has a probe connector on one end and an RJ11 4 telephone type plug on the other One Kaye Calibration Interface Model X1715 The Kaye Calibration Interface lets you communicate with up to four IRTDs on the same COM Port The IRTDs and the power cable can be plugged in to
13. Programmable Functions Stored in FLASH Probe address and label baud rate Calibration constants sensor and A D Password filtering coefficients for filter band and filter magnitude A 1 13 Communications RS 232C interface Command Response protocol with baud rates of 300 600 1200 2400 4800 or 9600 30 readings per second A 1 14 Environmental Ambient temperature 0 to 60 C 32 to 140 F Humidity 0 95 non condensing A 1 15 Warranty 12 months parts and labor For power supply requirements other than those listed or to power more than 4 probes in a network consult factory or local representative 34 IRTD User s Manual Index A A D Converter ci tall ee Cena tie eee es aa e 29 AC Power Supplies 4 yet Lee A erbe see ee E eges 31 Accessories Optional CE Es 8 Accessories for IRTD e eee iat eI I RR Pei UHR 6 ACCUTACY eo dito ee eld e Ele dtd or ated dicite eer crt end 33 C Cables 6 Cable Pin Assignments 00 00 c eect he 6 Calibration evi In RUM uiertuii4 Oe es 33 Calibration Interface 0 cnt ene n eens 6 Installation ee oreen eee ee eds 7 Communicating with IRTD o oooooooococcoororrr e 3 Communications i4slse e v REX a eH Ed 34 E Environmental Parameters nunnu 00 ccc e 34 I Immersion Depth Minimum sssesseeeeeee nee 33 Installation 3 cut ete Le Lia Ai tete 5 IRTD INCCESSOTICS noe oet e TE 6 ACCUTACY Ma ERES E REY EN E
14. The probes the power cable and the HTR LTR CTR can be plugged into any of the RJ11 connectors 6 IRTD User s Manual Chapter 2 Installation 2 1 Complete Intelligent RTD Probe System cont Plug your terminal or computer into the PC port on the Calibration Interface A 9 to 9 pin female RS 232 cable is included with the Calibration Interface Note Make sure that Pins 1 and 7 on your computer s serial port and your calibration block or salt bath are all properly grounded otherwise you may get incorrect or erratic readings One AC adapter Model M2831 for US or M2835 for International M2835 includes all plug adapters M2831 only includes North America 110VAC plug n gt Figure 4 M2831 AC adapter and M2835 plug set The AC adapter supplies DC power to the Calibration Interface and can support up to 4 probes To power more than 4 probes in a single network consult factory The power can be unregulated DC in the range from 10 to 25 volts Note Do not use the AC adapter with the Validator KL or the Validator 2000 damage may result The power is provided internally Each Intelligent RTD Probe has its own regulated power supply and is protected against spikes and supply reversals Since each probe consumes only about 650 milliwatts at 10 to 25 volts and the contact rating of the gold plated RJ11 4 connectors is 1 5 A interconnection is safe reliable and economical IRTD User s Manual 7 Chapter 2 In
15. and provide the model number and serial number of the instrument If the nature of the problem indicates the need for factory service GE Sensing will issue a RETURN AUTHORIZATION NUMBER RAN and shipping instructions for the return of the instrument to a service center will be provided If GE Sensing instructs you to send your instrument to a service center it must be shipped prepaid to the authorized repair station indicated in the shipping instructions Upon receipt GE Sensing will evaluate the instrument to determine the cause of the malfunction Then one of the following courses of action will then be taken 38 If the damage is covered under the terms of the warranty the instrument will be repaired at no cost to the owner and returned If GE Sensing determines that the damage is not covered under the terms of the warranty or if the warranty has expired an estimate for the cost of the repairs at standard rates will be provided Upon receipt of the owner s approval to proceed the instrument will be repaired and returned IRTD User s Manual Customer Support Centers U S A For Sales and Services Repair Calibration GE Measurement amp Control St Marys Center 967 Windfall Road St Marys Pennsylvania 15857 U S A T 814 834 9140 F 814 781 7969 stmaryscc ge com Europe Asia and Middle East Sales and Service GE Sensing amp Inspection Technologies GmbH Sinsheimer Strasse 6 D 75179 Pforzheim Ge
16. cece ett ee 34 Ww Warranty tedenne A Ren he IE E 34 37 36 IRTD User s Manual Warranty Warranty Each instrument manufactured by GE Sensing is warranted to be free from defects in material and workmanship Liability under this warranty is limited to restoring the instrument to normal operation or replacing the instrument at the sole discretion of GE Sensing Fuses and batteries are specifically excluded from any liability This warranty is effective from the date of delivery to the original purchaser If GE Sensing determines that the equipment was defective the warranty period is one year from delivery for electronic or mechanical failures one year from delivery for sensor shelf life If GE Sensing determines that the equipment was damaged by misuse improper installation the use of unauthorized replacement parts or operating conditions outside the guidelines specified by GE Sensing the repairs are not covered under this warranty The warranties set forth herein are exclusive and are in lieu of all other warranties whether statutory express or implied including warranties or merchantability and fitness for a particular purpose and warranties arising from course of dealing or usage or trade IRTD User s Manual 37 Warranty Return Policy If a GE Sensing instrument malfunctions within the warranty period the following procedure must be completed 1 Notify GE Sensing giving full details of the problem
17. e IRTD 2 3 3 RF ValProbe and Other Validation Systems 1 2 3 aS Attach the cable to the probe Plug the IRTD cable into one of the sockets on the Calibration Interface Plug the RJ11 connector on the AC adapter cable into an RJ11 socket on the Calibration Interface If your computer has a 25 pin RS 232 port attach a 9 to 25 pin adapter to the 9 to 9 pin cable supplied with the Calibration Interface Connect the Calibration Interface to your computer with the supplied RS 232 cable Plug the AC adapter into a wall outlet Turn on your computer and Base Station IRTD User s Manual 11 Chapter 2 Installation 2 4 Using the IRTD in Standalone Mode 2 4 1 Connecting Your System Hardware 1 12 Plug the RJ11 connector on each IRTD into one of the RJ11 sockets on the Kaye Calibration Interface using the M2810 cable supplied with the IRTD Plug the RJ11 connector on the AC adapter cable into one of the RJ11 sockets on the Kaye calibration Interface If your computer has a 25 pin RS 232 port attach a 9 to 25 pin adapter to the 9 to 9 pin RS 232 cable W1890 1 supplied with the Calibration Interface Connect one end of the RS 232 cable to the Calibration Interface port labeled PC Connect the other end of the RS 232 cable to an available COM port on your PC Plug the AC adapter into a wall outlet Power up your computer IRTD User s Manual Chapter 3 IRTDWin Data Chapter 3 IRTDWin Data 3 1
18. ent unit without having to wait for further processing The value is stored in local memory and updated with each new measurement Upon request the Intelligent RTD Probe transmits the most recent value within a few milliseconds 32 IRTD User s Manual Appendix A Specifications Appendix A Specifications A 1 IRTD 400 A 1 1 Temperature Range 195 to 420 C A 1 2 Accuracy Over Range 0 025 C Accuracy may degrade in strong RF fields below 1 GHz If this occurs move the device away from the interference A 1 3 Resolution 0 001 C A 1 4 Sensor Element 200 Ohm Platinum sensor A 1 5 Sheath Material Inconel 600 A 1 6 Immersion Depth Minimum 101 6 mm 4 A 1 7 Dimensions Overall length 603 mm 23 75 Grip 89 mm x 32 mm 3 5 x 1 25 Sensor sheath 457 mm x 6 35 mm 18 x 0 25 A 1 8 Calibration Traceable to NIST or PTB Recommended calibration period 1 year IRTD User s Manual 33 Appendix A Specifications A 1 9 User Selectable Parameters IPTS 48 IPTS 68 or ITS 90 Temperature units C F or KSensor resistance in ohms grip temperature in C A 1 10 Power to Probe Unregulated DC 10 to 25V first probe 850 mW at 15 V each additional probe 550 mW A 1 11 Power Supply Input M2831 and M2835 100 240 VAC 50 60 Hz 0 03A Output 12 VDC 0 5A M2831 includes only US adapter M2835 includes US UK EU AU and CC interchangeable plug adapters See Figure 4 A 1 12 User
19. ill not be able to communicate with the probe BR Read Probe Baud Rate Format A1A2BR Where command lead in A1A2 probe address 01 99 BR command for reading the probe baud rate For example to read the baud rate of Probe 03 enter 03BR The RTD Intelligent Probe responds with a value such as BR 9600 5 Repeat step 4 for each parameter you are changing 6 Click Exit The Main screen displays 7 From the Setup menu click Communications Port The Communication Setup screen displays while the system automatically reads your probes When this process is complete the Probes Found tab displays 8 Click OK IRTD User s Manual 23 Chapter 3 IRTDWin Data 3 45c Creating a Log File During a test you can log data to a spreadsheet compatible file that can then be imported into Microsoft Excel for further analysis To open a log file 1 From the File menu click Open Log File The Open Log File dialog box displays 2 Select a drive and directory for the log file 3 Enter the filename in the File name text box The system will automatically append a PRN extension 4 Click Open Test data will now be written to the log file at the scan interval The log file name is displayed on the Setup tab When you finish collecting data you can close the log file If you do not close the log file the file will be closed when you exit the software To close a log file From the File menu click Close Log File
20. me the software assigns the probe with the lowest address number to be the IRTD Under Test and assigns the probe with the next lowest address to be the IRTD Standard You can change these selections at any time To specify the IRTD Standard and IRTD Under Test 1 From the Setup menu click Communications Port or On the Setup tab click Find Probes 2 Ifyou have a log file open you are prompted that the log file will be closed Click OK The Communications Setup screen displays 26 IRTD User s Manual Chapter 3 IRTDWin Data 3 5 Specifying IRTD Standard and IRTD Under Test cont 3 On the Probes Found tab e Click the IRTD Standard radio button next to the probe you want to designate as your standard probe Click the IRTD Under Test radio button next to the probe you want to designate as your test probe 4 Click OK Your selections display on the Main screen IRTD User s Manual 27 Chapter 3 IRTDWin Data 3 6 Viewing and or Changing IRTD Settings Parameters Eile Data Command Values Calibration Values Grip Temperature G7 25 0 Sensor RO Ohms R0 1 999069E 02 Temp Scale TS IPTS 68 Sensor Alpha AL 3 853789E 03 Filter Amount Sensor Delta DE 1 487160E 00 Filter Band 5 Sensor A4 A4 7 217806E 05 Sensor C4 C4 5 748185E 13 System Command Parameter Values A D R Span Coeff 15 5 862104E 04 Probe Identity ID x2001v4 K A D R Zero Coeff 17 5 006380F 02 Label LB LABEL123456 A D C S
21. nd the Y axis coordinates on the graph The next time you run the program the temperature units you select here will be in effect To specify temperature units e On the Setup tab click the associated radio button to select a temperature scale Note Ifyou have a log file open and you change the temperature units during a test the log file will be closed Find Probes command button Click to search for probes specify the number of search addresses 1 99 specify the IRTD Standard and IRTD Under Test select a COM port and change COM port settings to match the IRTD settings Figure 9 Find Probes Command IRTD User s Manual 17 Chapter 3 IRTDWin Data 3 4 2 Statistics Tab S tart Value 28 Delta Figure 10 Statistics Tab The Statistics tab displays statistical information about the IRTD Standard the IRTD Under Test and the test as a whole The IRTD Standard data is displayed in red text on the left side of the tab The IRTD Under Test data is displayed in cyan text on the right side of the tab For each IRTD you can view the Starting temperature Maximum and minimum temperatures reached during the test Difference between the maximum and minimum temperatures The start time of the test the time duration of the test and the difference between the IRTD Standard and the IRTD Under Test are displayed in black text on the middle of the tab 18 IRTD User s Manual
22. numerically and graphically and confirm system accuracy IRTD User s Manual 1 Chapter 1 Introduction 1 1 Temperature Calibration Built in conversion firmware lets you read temperature according to e PTS 48 e PTS 68 ITS 90 International Temperature Scale of 1990 GE highly recommends use of ITS 90 as this is the scale of law Figure 1 below shows an Intelligent RTD Probe used for calibration with a high temperature reference Figure 1 Intelligent RTD Probe used for Calibration with GE Kaye High Temperature Reference CAUTION CAUTION Users must handle the IRTD very carefully to guard against temperature fluctuations and shocks The probe is carefully packaged to prevent mechanical stress and shock during shipping Save the packing materials in case you need to ship the instrument for recalibration 2 IRTD User s Manual Chapter 1 Introduction 1 2 Communicating with the Probe The Intelligent RTD Probe has its own applications program resident in firmware As soon as power is applied it runs by itself ready to send data to a Validator Base Station or computer You can communicate with the probe using any RS 232C interface device that can send and receive ASCII characters 1 2 1 Networking Multiple Probes The Intelligent RTD Probe s digital communications interface is capable of high speed multi drop operation up to 1 000 feet letting you connect multiple probes to the same 4 wire cable The cable c
23. onsists of one ground wire one power supply wire and separate wires for communication transmit and receive It is important to note that the cable does not have to be shielded or twisted Digital communication noise margin is extremely good since the signal swings by the amount of the power supply This LAN capability is especially useful in manufacturing and process applications 1 2 2 Probe Labels The probe has three separate electronic labels The first LB lb contains the model and serial number If it is changed it will be reset when you send it to the factory or lab for service or recalibration The calibration label CL cl stores the calibration site and date The user label UL ul can be programmed with information relevant to your application For example you could give a probe the tag Ice Bath IRTD User s Manual 3 Chapter 1 Introduction 1 3 About the Manual Chapter 2 of this User s Manual itemizes the accessories shipped with the probe and tells you how to connect a single complete Intelligent Probe System and a multiple probe network Chapter 3 describes the software shipped with the probe Chapter 4 is a technical description of the probe design and operation 4 IRTD User s Manual Chapter 2 Installation Chapter 2 Installation When you remove the probe from its protective packaging handle it only by the grip Avoid touching the hollow sheath of the instrument in order to safeguard the sens
24. or at the tip of the sheath Make sure when you place the probe on the bench that 1t is secure against accidentally rolling off onto the floor 2 1 Complete Intelligent RTD Probe System The Intelligent RTD Probe M2801 shown in Figure 2 below is shipped with Win IRTD on a CD the User s Manual and a Certificate of Calibration The serial number on the certificate matches the serial number on the IRTD label of the probe grip Figure 2 M2801 Intelligent RTD Probe IRTD User s Manual 5 Chapter 2 Installation 2 1 Complete Intelligent RTD Probe System cont The shipment also includes the following required accessories One cable Model M2810 shown in Figure 3 below to connect the probe to the calibration interface The cable has a probe connector on one end and an RJ11 4 telephone type plug on the other Table 1 below shows the cable pin assignments Figure 3 M2810 Cable Table 1 M2810 Cable Pin Assignments Yellow DC Voltage Green Probe Transmit Red RS 232C Transmit Ground amp common GE Kaye Calibration Interface Model X1715 The Calibration Interface is used with the Portable Validator and Digi product line Note Ifyou are using Validator KL or Kaye Validator hardware do not use the Calibration Interface box all connections are made at the rear of each unit The Calibration Interface lets you communicate with up to three probes and a high temperature reference on the same COM port
25. pan Coeff 55 888819E 04 A D Line Freq z E A D C Zero Coeff 7 1 739666F 02 Error Flag A D Temp Coeff 10 5 536947 F 07 Password HD JI hMLP kEMBi A D Ratio Coeff User Label UL USERLAVEL123 Com Setul Calibration Label ci CAt BLAVEL123 IRTD AES Terminator fxT ASCIIDEC 0 Baud Rate Configure Figure 15 Parameter Values You can view and or change Data Command Values System Command Parameter Values Calibration Values and Communication Parameters for the IRTD Standard and the IRTD Under Test All changes other than User Label and Probe Address require you to enter Write commands that send system configuration data to nonvolatile memory You should not change IRTD settings unless you are an expert user familiar with IRTD programming and codes Contact the service team for command formats 28 IRTD User s Manual Chapter 4 Technical Description Chapter 4 Technical Description The Intelligent RTD Probe s very high precision wirewound platinum temperature sensing element is in the tip of the 18 stem as shown in Figure 16 on the next page Wires lead from the element to the grip where they connect to the A D converter The resistance of the element is a nonlinear function of temperature This resistance is measured by monitoring the voltage drop across the element with a 4 wire ratiometric Kelvin sensing configuration 4 1 Electronic Circuitry The A D converter is designed to allow di
26. rect interfacing to the sensing element without prior signal conditioning or amplification The converter a high speed ratiometric offset dual slope design resolves the resistance of the temperature sensing element to better than the equivalent of 0 001 C more than 30 times per second over a range of 200 C to 420 C Controlled by the microcomputer the converter is corrected for its own long term zero drift measures its own ambient temperature and corrects itself for its own temperature induced zero and span drift Additionally the converter corrects itself for any linearity errors The microcomputer consists of a CPU and an application specific integrated circuit ASIC that interfaces the CPU to the A D converter All calibration data and characteristic coefficients of the sensing element together with the probe s address and communication parameters are stored in nonvolatile Flash Certain sections of this memory require a password ensuring security of calibration constants and other parameters IRTD User s Manual 29 Chapter 4 Technical Description Connector for digital communication and power A D circuit board with power supply Microcomputer circuit board with ASIC Inconel __ sheeth Temperature sensing element Figure 16 Intelligent RTD Probe Sectional View 30 IRTD User s Manual Chapter 4 Technical Description 4 1 Electronic Circuitry cont The analog and digital electronic circuitry require
27. rmany T 49 0 7231 14335 0 F 49 0 7212 391 035 E mail CCOPforzheim ge com Brazil Sales and Service GE Measurement amp Control Avenida Maria Coelho Aguiar 215 Bloco C 6 andar Jd S o Luiz S o Paulo SP 05804 900 Brasil T 55 11 3614 1876 F 55 11 3614 1799 E sensing brasil ge com S www ge mcs com pt U S A For Technical Support The Boston Center 1100 Technology Park Drive Billerica MA 01821 U S A T 800 833 9438 toll free T 978 437 1242 E mail validation support ge com China GE Sensing amp Inspection Technologies Building 10 Jintong International Industrial Park No 8 Xihu Road Wujin High Tech Industrial Zone Changzhou China 213164 T 86 519 8831 8080 ext 50087 F 86 519 8831 2601 www ge mcs com en about us quality html www ge mcs com 2013 General Electric Company All rights reserved Technical content subject to change without notice M2845 6 Rev B
28. s very low power which is provided by a switching regulator power supply in the grip This means that the probe can be used with inexpensive wall mounted AC power supplies that do not need highly filtered or regulated outputs In daisy chain applications where one source powers up to five probes supply reversals or voltage drops caused by lead wire resistance have no effect on the integrity of the digital output data 4 2 Sequence of Operation The microcomputer instructs the A D converter to obtain the next measurement of sensor element resistance This measurement might take 30 ms to make since the A D is optimized to reject line power interference During this time the microcomputer processes the data from the previous measurement so that the algorithmic execution of the firmware is optimally interlaced with the data conversion timing of the A D The first stage in the processing calibrates the resistance measurement There are five steps 1 Correction of data for A D zero and span coefficients using previously calibrated and stored coefficients 2 Correction of data for long term A D zero drift This is carried out by an interlaced measurement cycle whereby the A D measures its own drift filters it appropriately and stores that value in memory 3 Correction of data for ambient temperature effects on the A D parameters of zero and span This is accomplished by an interlaced measurement cycle of a temperature sensor mounted in
29. share wale 33 DIMENSIONS a ceres DEM P UE RU Y Ee FOR TS Y 33 Immersion Depth 4 6646 cue re ei 33 Miciocomputet sic sess xbboscevbepebU Re vPpb SEE ver pU ST 29 Sensing Element RR eae sede alia AREE aleve ha 29 Technical Description 2 it eet cease a ieee a ee bee Ge 29 Temperature Rangen a d O NA 33 with AC Power Supplies o0oooooooororornrr rr 31 IRTD 400 Specifications sss cae eee eee ip eb pe ee 33 IRTD Resolution ooo ooooocooror tenet eens 33 L Labels EE 3 IRTD User s Manual 35 Index M Microconiputer s setae ceu ELSE A a ee D PUR tee 29 Multiple Probes Networking 0 0 cece eee 3 N Networking Probes gece ener eae E NSLEHSY EAT ID s 3 O Operation Sequence uoce eR Eee RU E UI ER ERE 31 P Power Supply sia CORO E ee hee ols Medes wees ROUTE S 34 Power to ERT D seni act ren ea Rabe dit cote aii 34 Probe Handler 5 R ReSoltition rarae axa ee eis is 33 Return Poly i e e teat c iS 38 S Sensing Elements ete O ti 29 Sensor Elemento a E ed ele dos 33 Sheath Materials gt 26 4 6 o o to nes 33 Software Utilities ot ttt tA tee oa ah a arin tA 13 Specifications os ser oe eee RA VLA hae eee hee ae hae 33 T Temperature Calibration oooooooocorrorrrrrrr e 2 Temperature Range rese nere emer VIE Cine aie Oe due RR 33 Temperature Measurement Units 32 U User Programmable Functions 0 00 cece eect eese 34 User Selectable Parameters 00 c
30. stallation 2 1 Complete Intelligent RTD Probe System cont To communicate with the Intelligent RTD Probe system you need an RS 232C interface device 2 1 1 Optional Accessories To increase the distance between any component of the network use a 25 foot extension cable Model M2855 with an RJ11 4 connector on each end or a 25 foot M2810 25 cable 2 2 Required Equipment e One M2810 cable for each IRTD Each cable has a probe connector on one end and an RJ11 4 telephone type plug on the other One Kaye Calibration Interface Model X1715 The Kaye Calibration Interface lets you communicate with up to four IRTDs on the same COM Port The IRTDs and the power cable can be plugged in to any of the RJ11 connectors One 9 to 9 pin female RS 232 cable supplied with the Calibration Interface to connect the PC and the Calibration Interface One AC adapter Model M2831 or Model M2835 The AC adapter supplies DC power to the Calibration Interface and can support up to four probes 8 IRTD User s Manual Chapter 2 Installation 2 3 Using IRTD with Kaye Products Figure 5 Complete Intelligent RTD Probe System CAUTION Do notuse the AC adapter with the Validator KL or the Kaye Validator power is provided internally ITS 90 is recommended when changing the IRTD temperature scale Using Figure 5 above as a guide refer to the section for your validation system and follow the associated steps IRTD User s Manual 9
31. the grip of the Intelligent RTD Probe and located optimally to critical analog components Under microcomputer control the A D measures this sensor determines the equivalent ambient temperature and corrects the data according to previously calibrated and stored values IRTD User s Manual 31 Chapter 4 Technical Description 4 2 Sequence of Operation cont 4 Correction of data for A D linearity errors according to previously calibrated and stored characteristic A D parameters 5 Digital filtering of the data so that it appears smooth and stable You can select the magnitude of the capture band outside of which filtering will not take place and the amount of filtering to be applied once the data value falls inside the capture band At this point the processed data accurately represents the value of resistance of the temperature sensing element This resistance value is continuously stored so that it can be transmitted on request In the next stage in the processing the microcomputer using the stored IPTS 68 temperature calibration coefficients converts resistance data to temperature data according to the selected temperature scale The default is the IPTS 68 scale but you can select the IPTS 48 or the new ITS 90 scale The microcomputer uses the exact equations specified by the selected temperature scale The temperature is simultaneously converted into F C and Kelvins so you can request a value in any measurem
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