DTC Initium Utility Software User`s Manual July 2006
Contents
1. MASTER CRS will be changed only if more than one DTC Initium is used at a time MASTERCRS 111 n How often do we expect the Thermal Update to take place Low speed data default is 2 Hz and a typical thermal Update rate would be once each second so the ratio is 2 px for each tx High speed data default is 650 Hz or 325 Hz and we really do not want a thermal update more than once each 15 seconds so use a value of 10000 px for each tx LowThermUpdate 200 HighThermUpdate 100000 END 24 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual Command Destination File This file sets the command destination for each and every command in the 8400 command set n Commands are sent to a the connected device on the Ethernet at port 8400 b the connected device on the IEEE 488 named DEV5 c both Destination 1 implies send command over ETHERNET Destination 2 implies send command over IEEE 488 Destination 3 implies send command over BOTH get 2 returns Commands that are not found in this list are considered not supported and have the following attributes a the are not sent anywhere b no data is expected from them so no read operation is performed Dan Ridenour 13 July 2005 SDU FIU initialization commands SD1 1 SD2 1 SD3 1 SD4 1 SD5 1 Abort Acquire Data commands ADO 1 AD1 1 AD2 12. If this capability is desired there is an additional requirement that the host computer have a National Instruments IEEE 488 Interface Card installed Supported models include PC 2 PC 2A PCI GPIB PCMCIA GPIB 2 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual eee Chapter 2 Installation 2 1 Installing the Utility Software Insert the CD ROM into the appropriate drive of your computer and wait for the autorun function to execute the setup file If autorun does not begin the installation program use Windows Explorer or My Computer to go to the appropriate drive Find the setup exe file in the DTC Initium Utility Software folder and double click it This will begin the installation program Follow the prompts and instructions presented in order to complete the installation On Windows based PC using Windows 2000 or XP operating systems there is no need to reboot your computer after installation Earlier versions of Window s operating systems will require a computer reboot prior to being able to operate the data acquisition system or the utilities An Installation Successful message will signify completion of the software installation 2 2 Unpacking and Inspection Please read and understand the DTC Initium User s Manual prior to connecting or operating your DTC Initium data acquisition unit If there are any questions about its operation do not hesita
3. 25 www PressureSystems com Pressure Systems Inc AD3 1 AD4 1 Abort set pressure calibrate commands We want rezero to go to Ethernet DTC System or 8400 CAO CA1 CA2 CA3 CA4 CA5 PCU setup operation p p p pb p pa PC1 1 PC2 1 PC3 1 PC4 1 PC5 1 Set IP address SC1 1 Output Control commands m OPO OP1 OP2 OP3 OP4 OPS OP6 OP7 OP8 OP9 p p p ph p pb pb pb p pa 26 DTC Initium Utility Software User s Manual www PressureSystems com Pressure Systems Inc Look At commands LAI 1 LA2 1 LA3 1 LA4 1 Output Data commands ODO OD1 OD2 OD3 OD4 OD5 p p p ph p pah Control Pressure commands CPI 1 CP2 1 CP3 1 System Control Commands SC1 1 SC2 1 SC3 1 SC4 1 Control Valve commands CVO 1 CVI 1 CV2 1 m commands not found in this list are not sent anywhere and are flagged as no response expected 27 DTC Initium Utility Software User s Manual www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual DTC Initium General Function File m File Name general txt Default Location C Program Files DTC Initium March 2006 Pressure Systems Inc Function Re Zero command the Initium to Re zero calibrate DTC scanners ca2 EndFunction Function EndFunction Function Display Data
4. Read input from the keyboard and place the keyboard input into one of the five reserved user definable strings string designator one of these A B C D E Input E OUTPUT OUTPUT Concatenate link the five user definable strings and send this command string to the Initium OUTPUT CALL CALL Function Name Pass Control to another Function Upon completion the called function will return control to the current function at the next command in the current function Function Name Function Name must match the name of another function in this function file The called function may be before or after the current function in the macro file Call Accuracy Demo R1 18 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual Keyword AAT Command Format AAT Irn px pfs err tol t delay n avgs AUTOCLOSE USER MODE Purpose Perform a Automatic Accuracy Demonstration for all scanners calibrated by a specified Logical Range Parameter Irn logical range number to be demonstrated Parameter px test pressure to be externally set Parameter pfs full scale pressure of the scanners Parameter err tol max allowable error percent of full scale Parameter t delay pressure settling delay in seconds Parameter n avgs number of data points to take and average Parameter AUTOCLOSE optional automatically close the display window Parameter USER MODE optional and default the use
5. 0000 0 0000 0 0001 111 103 0 0000 0 0000 0 0002 111 104 0 0002 0 0002 0 0012 111 105 0 0000 0 0000 0 0001 111 106 0 0000 0 0000 0 0001 111 107 0 0001 0 0001 0 0004 111 108 0 0001 0 0001 0 0004 111 109 0 0002 0 0002 0 0012 111 110 0 0000 0 0000 0 0001 111 111 0 0003 0 0003 0 0017 111 112 0 0000 0 0000 0 0003 x Mean Error px and FS Accuracy Spec Pass Count Fail Count 0 0000 eu or 0 0002 FS Statistical Data std dev of error 0 0002 s 99 percent confidence level 0 0005 Std Dev as a percent of full scale 0 0011 If the user has PSI manufactured pressure calibrators model 843x with System 8400 or model 903x NetScanner calibrators then the accuracy demonstration may be fully automated 10 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual Channel Check Allows the user to verify proper tubing pneumatic connections Pressure is applied to one connection and the DTC Initium Utility Software reports to which port the pressure is applied Read Valve Position Each DTC scanner incorporates a calibration valve position sensor This command instructs all scanners to report their current calibration valve positions Set Range DTC scanners are factory calibrated for use over two ranges 100 of range or 33 of range This command allows the user to select the range setting of each scanner Discover Scanners DTC Initium automatically disco
6. Group Firmware revisions application software revisions and manual addenda may be obtained from the Pressure Systems web page www PressureSystems com ji www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Appendix A Table of Contents INtrOdUCHON 22 ici cuteci de ce tnesns eee na seen E a ak 1 1 1 What is the DTC Initium Utility Software 0 0 0 1 1 2 How Does the DTC Initium Utility Software Work 1 1 3 System Reg irementS esee anaia oped we eee ye eoeoe oie e 4 2 Installation osc fus sas eoass 280 6 e n EEEE EEE EE 3 2 1 Installing the Utility Software oo4e5 24 8es4awe wus 4 ea ek ke 3 2 2 Unpacking and Inspection 32 00 42 e eee oe he taw ge seas ope ke Saw 3 Operation ta5 20 ae tobe te toe esinin ii eE a ea 4 3 1 Starting the DTC Initium Utility Software 000 4 3 2 Functions in the General Command Group 0000 6 3 3 Functions in the Utilities Command Group 00 9 Function File Construction cccceeececeveee 13 Key W ord Syntax 26 40 ecs sein iwc sawhewesiaewacdece aes 16 Setup File Source Listings ccc cece eee e eee eeee 22 ili www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual This page intentionally left blank iv www PressureSystems com Pres
7. Word is documented in Chapter 5 of this manual While the program is NOT case sensitive upper case is often used to make the Key Words more easily recognized KEY WORD ACTION SUMMARY The apostrophe not a comma marks this line as a comment Often the double apostrophe is used to start a comment Function Start Function definition assign a function name EndFunction End the function definition LOG Turn DATA and REPORT Log To Disk ON or OFF CLS Clear the display to reduce clutter Add the current date to all output s report file data file display TIME Add the current time to all output s report file data file display CLEARPIT Clear the Port Index Table WAIT Cause the Utility Software to delay for n seconds SHOWBUFFER Turn the hex dump facility ON or OFF PRINT Displays a string in the current text box E Assign a value to one of the user input strings mS INPUT Enters a string from the Keyboard OUTPUT Sends a string to the DTC Initium unit NOISE Data Scatter data noise Demonstration Function READ VALVE POS Determine and display the current calibration valve position for each attached scanner 14 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual LOAD COEFFS Copy DTC coefficients from disk and load them into a DTC scanner DISK TO DTC SCANNER or DUMP DTC Copy DTC coefficients from a DTC scanner and write them to disk COEFFS SCANNER TO DISK T
8. terminated Data Point AD2 1 This function acquires single point data as opposed to continuous data of previous routines and displays the data in columnar form This is convenient for demonstrations and simple check out Cal Position and Run Position These functions command the DTC Initium to place all DTC scanners into the Calibrate Position or to place all DTC scanners into the Run Position The DTC Initium has the ability to check the valve position of each scanner but the Cal Position and Run Position commands do not do so 8 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual 3 3 Functions in the Utilities Command Group Clicking Utilities in the Command Groups section opens the following screen FEIDTC Initium Utility Software 192 168 1 5 Get nicl CONNECTED EPERE Functions Available a Accuracy Display Channel Check Read Valve Pos Set Range Discover Scanners Span Cal Coeffs Disk to ESP Coeffs ESP to Disk IP Address Change Default Inits Update Firmware Command Groups Utilities Area TaT C Continue 9 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual Accuracy Display Allows the user to verify the DTC Initium accuracy by applying known pressures from an accurate pressure source The user is prompted to provide a known pressure the logical range number the actu
9. 34 Research Drive Hampton Virginia 23666 Pressure Systems will return North American warranty items prepaid via UPS GROUND Overseas warranty items will be returned via AIR FREIGHT If the customer desires another method of return shipment Pressure Systems will prepay and add the shipping charges to the repair bill Incoming freight charges are the customer s responsibility The customer is also responsible for paying shipping charges to and from the Pressure Systems factory for any equipment not under warranty All products covered under warranty policy will be repaired at no charge An analysis fee will be charged to quote the cost of repairing any item not under warranty If for any reason the customer decides not to have the item repaired the analysis fee will still be charged If the quote is approved by the customer the analysis fee will be waived The quote for repair will be based on the factory s flat rate for repair calibration and board replacement When these prices do not apply the quote will be based on an hourly labor rate plus parts All replaced parts are warranted for 90 days from the date of shipment The 90 day warranty is strictly limited to parts replaced during the repair Our Firmware This manual was prepared for the module firmware as was released in 2006 Addenda will be distributed as deemed necessary by Pressure Systems Any questions regarding firmware upgrades may be addressed to the Applications Support
10. CEL limitation the DTC Initium Utility Software will write all data to a single file as long as the number of pressure ports is less than 253 date and time information require three columns When the number of attached pressure ports is greater than 253 the DTC Initium Utility Software will automatically generate a separate data file for each scanner attached Thus the user will always be able to import data directly into EXCEL Log Data On and Log Data Off These functions switch the DTC Initium Utility Software package so that when either Display Data or High Speed Data are selected the data logging function will obey the current switch settings Data logging defaults to OFF each time the program starts High Speed Data High Speed Data acquires data at the maximum rate supported by the DTC Initium and the scanners attached This data rate is greater than 312 Hz per port for ESP 64 DTC scanners and 625 Hz for ESP 32 DTC scanners Advanced users may configure ESP 64 DTC scanners to only scan 32 ports from each scanner This allows the user to achieve 625 Hz using a mixture of ESP 32 and ESP 64 DTC scanners Similarly if only 16 ports are scanned from each ESP 32 or ESP 64 scanner and if hardware trigger is used then 1200 Hz per port may be sustained High Speed Data stores data in binary format Function Convert to CSV may be activated by the user or will be performed automatically when the program is
11. Command the Initium to acquire data and display the data on screen at default data rate 2 hz Optionally log data to disk in CSV format showscan EndFunction Function EndFunction 28 www PressureSystems com Pressure Systems Inc Function Log Data On m set LOG DATA Switch to TRUE data will be logged in printer friendly and CSV formats or if high speed data in binary format log on EndFunction Function Log Data Off set LOG DATA Switch to FALSE Data Logging will stop log off EndFunction Function EndFunction Function High Speed Data Command the Initium to acquire data at maximum data rate Data may be optionally logged to disk Data rate is shown as are data values for the selected scanner updated every 5 seconds speed EndFunction Function EndFunction DTC Initium Utility Software User s Manual www PressureSystems com Pressure Systems Inc m If data is logged using High Speed Data it is written into a BINARY DATA FILE A function is provided to convert the bindary data file into a CSV file Function Convert to CS V playback EndFunction Function EndFunction Function Data Point AD2 1 command the Initium to acquire a SINGLE Data point and display the data in column format m ad2 1 1 EndFunction Function EndFunction Function Cal Position Command the Initium to move the bi stable valve of
12. EndFunction 33 www PressureSystems com Pressure Systems Inc Function Coeffs ESP to Disk command the Initium to retrieve the DTC coefficients from a scanner and write them into a disk file on the computer dump dtc coeffs scanner to disk 111 1 EndFunction Function IP Address Change IP Address Change EndFunction Function Default Inits Command the Initium to a clear all internal tables b discover the attached scanners c re initialize using default values clearpit discover default inits EndFunction 1 DTC Initium Utility Software User s Manual www PressureSystems com Pressure Systems Inc Function Update Firmware Update the firmware in the INITIUM t update firmware EndFunction 35 DTC Initium Utility Software User s Manual www PressureSystems com Headquarters Factory Pressure Systems Inc 34 Research Drive Hampton VA 23666 USA Phone 757 865 1243 Toll Free 800 328 3665 Fax 757 865 8744 E mail sales PressureSystems com
13. al pressure applied the full scale pressure the allowed error budget a time delay in seconds and the number of data points to average i Accuracy Display with User Supplied Calibration Pressure sieix The Accuracy Display for the OTC Initium System acquires data and compares the reported pressures with a luser suplind caldration pressure Results are displayed and optionally logged to disk The user s expected to promde a high accuracy stable calibration pressure Accuracy and stability to better then O02 percent of Full Scale is assumed Logical Range Calibration Full Scale Error Budget Tima Dalay Number of default all Pressure Pressure percent of full seconds Data Points to scanners 1 premded by user scalo Anaga 1 5 15 05 5 1 r LOG TO DSK C On Of Perform the Accuracy Demonstration Exit Now When the accuracy demonstration is finished a report of the following format is shown If log to disk is on then a similar report is available ready to print with the raw data available in the CSV file E Accuracy Demonstration F 5 x LRN Px Desired Full Scale Px Pressure lied Mean Indicated Px 1 0 15 0 0000 0 0000 Port by port detail for current applied pressure Accuracy Display PCU vs Sensors 10 31 45 07 10 2006 Logical Range 1 Generated Px 0 0000 Full scale 15 Error Tolerance 0 0500 Time Delay 5 CRS RSSPP P_avg Avg Error PerCent F3S bad chnls 111101 0 0000 0 0000 0 0001 111 102 0
14. dFunction Purpose Mark the end of a Function Definition Parameters none Example Keyword LOG Command Format LOG ON OFF Filename Purpose Turn Data and Report Log to disk on or off Parameters OFF turn data log OFF default Parameters ON data log on using specified file name Parameters Filename data log on using specified file name Example LOG ON mytest01 dat Explanation Open file MYTEST01 DAT for APPEND If the file currently exists add all output to the end of the file If the file does not exist create it and add all output to end 16 www PressureSystems com Pressure Systems Inc Keyword Command Format Purpose Parameters Example Keyword Command Format Purpose Parameters Example Keyword Command Format Purpose Parameters Example Keyword Command Format Purpose Parameters Example Keyword Command Format Purpose Parameter Example Explanation Keyword Command Format Purpose Parameter Parameter Example DTC Initium Utility Software User s Manual CLS CLS Clear the current text box of the display none CLS DATE DATE Add current date as reported by Windows to all outputs none DATE TIME TIME Add the current time as reported by Windows to all outputs none TIME CLEARPIT CLEARPIT Clear the Port Index Table The DTC Initium Software Utility has a need to know the current initialization Before changing the initiali
15. e range s serial number s calibration coefficients and the like This takes approximately 30 seconds for each attached scanner The DTC Initium Utility Software will poll the Initium every five 5 seconds waiting for it to become ready Until it is ready the following screen will appear Pao initiun tility Software 10 x 192 168 1 5 E Clear Display CONNECTED DTC Initium connected busy reading coefficients EJ Wait 5 more seconds Log Data On Log Data Off High Speed Data Convert to CSY Data Paint AD2 1 Cal Pasition Run Position Command Groups 4 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual When the DTC Initium has queried each scanner and extracted all pertinent information the following ready screen will appear Utility Software CONNECTED a PRESSURE SYSTEMS DTC Initium and System 8400 Utility Software Run Position Command Groups General Utilities Diagnostics Continue Each DTC Initium data acquisition unit is shipped with its Ethernet address set at 192 168 x y where x and y are determined by a function of the serial number This may be changed at the discretion of the user 5 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual 3 2 Functions in the General Command Group Re Zero Re zero is a single point calibration at zer
16. each DTC scanner into the CALIBRATE position 30 DTC Initium Utility Software User s Manual www PressureSystems com DTC Initium Utility Software User s Manual Pressure Systems Inc cvl calpos 5 EndFunction Function Run Position Command the Initium to move the bi stable valve of each DTC scanner into the RUN position cvl runpos 5 EndFunction 31 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual DTC Initium Utilities Function File File Name utility txt Default Location C Program Files DTC Initium March 2006 Pressure Systems Inc Function Accuracy Display aat USER MODE EndFunction Function Channel Check Command the Initium to acquire data discover which port has pressure applied and display the port number and pressure applied channelcheck EndFunction Function Read Valve Pos rd valve pos EndFunction 32 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual Function Set Range EndFunction Function Discover Scanners Command the Initium to discover how many DTC scanners are attached and report this information to the user discover EndFunction Function Span Cal EndFunction Function Coeffs Disk to ESP command the Initium to reload DTC coefficients from a disk file into a DTC scanner LOAD COEFFS DISK TO DTC SCANNER
17. ed comments and white spaces are ignored by the program and encouraged for user documentation Each Function File may contain up to 120 user defined functions Within a Function File the following rules apply Comments about what a function file does and how it works are strongly encouraged Each function must begin with the key word FUNCTION and have a Function Name Function Names may be up to 18 characters long but spaces between characters are NOT allowed Functions may and often do contain DTC Initium commands Functions may invoke built in commands called Key Words of the DTC Initium Utility Software Functions may invoke or CALL other functions Each function must end with the Key Word EndFunction In general every line in the Function File should be one of the following A comment or white space to encourage good readability and documentation A command recognized by the DTC Initium data acquisition unit hardware A Key Word recognized by the DTC Initium Utility Software program 13 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual The commands recognized by the DTC Initium data acquisition unit are fully documented in Chapter 3 of the DTC Initium User s Manual and are fully compatible with the Pressure System s System 8400 command set The Key Words recognized by the DTC Initium Utility Software are listed below More detail about each Key
18. ed company Our Warranty Pressure Systems warrants this DTC Initium product to be free of defects in material and workmanship under normal use and service for one 1 year from date of shipment Merchandise Return Procedures If your system seems to be in good working order but the data seem abnormal contact the Applications Support Group at Pressure Systems The staff is available for troubleshooting at 757 865 1243 or toll free at 1 800 678 7226 SCAN during normal working hours Eastern time If the entire system or any part must be returned to Pressure Systems please obtain a Returned Merchandise Authorization RMA from the Customer Service Department Be prepared to supply the following information when requesting the RMA Part number Serial number Complete description of problems symptoms Bill To and Ship To address Evaluation repair purchase order number not required for warranty repairs Customer contact and telephone number i www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual The above information including the RMA number must be on the customer s shipping documents that accompany the equipment to be repaired Pressure Systems also requests that the outside of the shipping container be labeled with the RMA number to assist in tracking the repairs All equipment should be sent to the following address ATTN CUSTOMER SERVICE 7 digit RMA number Pressure Systems Inc
19. et format CSV adding date and time Data screen information before each data record DTC Initium Utility Software User s Manual z3 Display Data Acquire data from all scanners display data from one scanner Scan List Ports in scan i Select a Scanner 101 Foos 102 0000 103 00003 104 oos 105 Foose 106 ooms 107 ooo 108 oo 109 Foor 110 00024 111 Foos 112 00023 113 00003 114 00022 115 Foo 116 00033 1 128 Units PSI C 2 C 3 C 4 117 Foos 118 0003 119 0002 120 000283 121 Foo 122 0005 123 Foon2 124 00009 125 00 126 00033 127 o0 128 0004 129 0 0007 130 0 002 131 Foo002 132 00067 C 5 C 8 C 6 C 7 133 0 0003 134 00036 135 0 007 136 00046 137 00003 138 00036 139 00007 140 00033 141 Foo 142 00035 143 0 0025 144 0 0045 145 0 0008 146 0 0036 147 o0008 148 0035 The user must STOP data acquisition before exiting the Display LOG DATA TO DISK C ON OFF Exit Bata Display 149 f 0 0024 150 0 0038 151 foon2 152 foo 153 0 0006 154 0 002 155 00 156 0 0026 157 0 0001 158 0 0043 159 00 160 0 0018 161 0 001 162 0 0025 163 00003 164 0003 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual Microsoft EXCEL has a maximum limit of 256 columns of data while the DTC Initium supports up to 512 ports To overcome the EX
20. fault is 111 Parameter scanner Electrical connector of the scanner to be DUMPed 21 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual ees Appendix A Purpose contains major setup parameters for the DTC Initium Default Location C Program Files DTC Initium Comments are ignored comments begin with aprostrophe Blank lines are ignored DTC Initium units ship with IP address 192 168 x y where x and y are a function of the serial number When the DTC Initium Utility Software is started it will query the network looking for DTC Initium units If only one DTC Initium is found the Utility Software will automatically connect to it If more than one unit is found the Utility Software will automatically connect to the unit with the IP address specified below If none of the units match the specified IP address then the user will be presented with a list of Initium Units by IP address and the user must select one unit and then click the Connect button Should the user change the IP address then the following line of this file should also be changed IPAddress 192 168 128 5 22 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual The DTC Initium uses two other setup files besides this file InitiumSetup txt to control operation These 2 files are also by default located in directory C Program File
21. he default installation provides three Function Files which set the content of the General Command Group the Utilities Command Group and the Diagnostics Command Group These function files are named General Txt Utility Txt and Diags Txt respectively and are installed in the same directory as the program C Program Files DTC Initium Feel free to examine them as examples of how Function Files are constructed The DTC Initium Software Utility reads these three files upon program startup If these files are modified the change s will not take effect until the program is exited and restarted The Diags Txt file has no zero installed functions Diagnostic functions are provided to users as needed via E mail As a result the user may edit the Diags Txt file at no risk 15 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual ee Chapter 5 Key Word Syntax Keyword the apostrophe Command Format text string Purpose Mark a line of text as a comment to be ignored Parameters text string optional Example Please use comments to document your Functions Keyword Function Command Format Function Function Name Purpose Start a function definition assign a name to this function Parameters Function name up to 18 characters no white space allowed Example Function This ls My Test Keyword EndFunction Command Format En
22. ium to load factory calibration coefficients from a file into the DTC scanners This may be useful to recover from accidents such as cut cables Coefficients ESP to Disk This command instructs the DTC Initium to retrieve coefficients from a DTC scanner and write them to a file Factory calibration coefficients are provided on disk for each scanner This command serves to provide backup copies if the original file is not available IP Address Change Each DTC Initium data acquisition unit is shipped with IP address set at 192 168 x y where x and y are determined by a function of the serial number with subnet mask 192 0 0 0 This command allows the user to change either or both settings Update Firmware This command allows the user to download new firmware from a factory supplied file For reliability the original firmware remains active until the firmware download has been successfully verified 12 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual ee Chapter 4 Function File Construction The DTC Initium Utility Software program is controlled by Function Files The default Function Files provide the most commonly needed functionality and are easily customized by the user To encourage good documentation and readability Function Files have the following characteristics They are plain text Notepad or WordPad may be used to edit them They are not case sensitive Embedd
23. measurement SPECIALTIES e o PRESSURE SYSTEMS DTC Initium Utility Software User s Manual July 2006 www PressureSystems com This User s Manual is a copyright product of Pressure Systems Inc 2006 Permission is hereby granted to make copies and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies Pressure Systems Inc DTC Initium Utility Software User s Manual Our Publication Disclaimer This document is thoroughly edited and is believed to be thoroughly reliable Pressure Systems assumes no liability for inaccuracies All computer programs supplied with your products are written and tested on available systems at the factory Pressure Systems assumes no responsibility for other computers languages or operating systems Pressure Systems reserves the right to change the specifications without notice Our Company Pressure Systems develops manufactures and services level and pressure measuring instruments where the highest level of traceable accuracy is required for aerospace industrial municipal and environmental applications Our products have become the world standard for electronic level and pressure measurement and scanning We are committed to the highest quality design manufacture and support of level and pressure instrumentation that is in the best interest of our customers Pressure Systems is an ISO9001 2000 certifi
24. o differential applied pressure and is all that is necessary to achieve the published accuracy for the DTC Initium and all attached scanners Re zero automatically does the following e Applies C1 control pressure for five 5 seconds to each attached scanner This will shift each scanner s calibration valve from RUN to CAL position e Acquires data from all attached transducers adjusts the C coefficient for each transducer so that the transducer will indicate zero pressure e Applies C2 control pressure for five 5 seconds to each attached scanner This will shift each scanner s calibration valve from CAL to RUN position Re zero does not alter the coefficients stored in the scanner only the coefficients in use by the DTC Initium These coefficients may be examined and or permanently stored using appropriate functions 6 www PressureSystems com Pressure Systems Inc Display Data Display Data will acquire data at 2 Hz and display the data for any one scanner on the screen in real time Option buttons are provided to allow the selection of any attached scanner Option buttons are also provided to allow for LOG TO DISK to be turned ON or OFF The following screen is a typical display if only one scanner were attached to connector 2 of the DTC Initium NOTE When the Log Data to Disk Data Logging is ON the Display Data function will record data directly in Microsoft EXCEL spreadshe
25. of full scale 19 www PressureSystems com Pressure Systems Inc Parameter Parameter Parameter Example Explanation DTC Initium Utility Software User s Manual default 0 025 percent of full scale crs optional address of the Initium to be tested Default of 111 is assumed AUTOCLOSE optional automatically close the display window USER MODE optional and default the user is prompted to interactively enter each parameter instead of specifying them in the file NOISE 1 2 50 5 0 0 050 5 1 0 040 111 Perform a Noise and Accuracy Demonstration for logical range 1 Set a pressure of 2 50 PSI on scanners that are 5 0 PSI full scale Flag any port that has more than 0 050 percent of full scale error Delay 5 seconds after the pressure is set before the data is acquired Acquire data from the Initium at address 111 Flag any port that has a standard deviation of noise that is greater than 0 040 percent of full scale Required pre existent conditions Keyword Command Format Purpose Parameter Parameter Parameter Keyword Command Format Purpose Parameters Noise does not shift scanner calibration valves Pressure scanners must be shifted into the calibrate position CALPOS before the start of the test and back to run position RUNPOS after the tests are completed Scan Table 2 will be used to acquire data Data will be logged to disk if and only if LOG ON is in effect CHNLCHECK
26. om Pressure Systems Inc DTC Initium Utility Software User s Manual 1 3 System Requirements The minimum computer that will run the DTC Initium Utility Software for demonstration or checkout is different from the recommended computer that would be used for operating a DTC Initium operating with scanners that are taking data at high speed in a facility test The minimum computer required for the DTC Initium Utility Software requires Microsoft Windows 98 or later Win 98 Win 2000 Win XP Ethernet card 10 base T or faster 128 megabytes of RAM Random Access Memory Intel Pentium 3 processor 800 MHz processor SVGA display At least 5 megabytes of disk space available for the program and setup files The recommended computer for using the DTC Initium Utility Software as a data system requires Microsoft Windows 2000 Professional or Windows XP Professional 100 Base T full duplex Ethernet card 512 megabytes of RAM Intel Pentium 4 processor 1 6 GHz XVGA display with hardware accelerator At least 10 megabytes of disk space available for the program and setup files Disk space as required for test data 20 gigabytes recommended Data backup method Network CD ROM CD R or tape The DTC Initium Utility Software may also be used to control the Pressure Systems System 8400 operating the System 8400 alone or concurrently with the DTC Initium system
27. or CHANNELCHECK both accepted CHNLCHECK lt flag error delta gt lt CRS gt lt tbl gt Discover what ports s have pressure applied Used to verify that all ports are functioning that there is not port to port cross talk and or that each port is plumbed correctly flag error delta Only ports where pressure indicated differs from base line pressure by more than flag error delta are shown Default value is 0 5 of current pressure unit CRS Data is taken only from one CRS Default is CRS 111 tbl default Data is taken using Scan Table 1 SHOSCN SHOSCN Acquire data and display up to 64 ports of data on the screen in near real time 2 Hz none 20 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual Keyword LOAD COEFFS DISK TO DTC SCANNER Command Format LOAD COEFFS DISK TO DTC SCANNER Purpose Copy DTC coefficients from a disk file and load them into a DTC Scanner Parameters none Special NOTE While this command has NO PARAMETERS it does require the operator to locate the coefficient file browsing the disk and click on a command button to begin the process Normally the operator is expected to have only one DTC scanner attached to the Initium Keyword DUMP DTC COEFFS SCANNER TO DISK Command Format DUMP DTC COEFFS SCANNER TO DISK crs scanner Purpose Copy DTC coefficients from DTC scanner and create a disk file Parameter crs The CRS of the Initium de
28. r is prompted to interactively enter each parameter instead of specifying them in the file Example AAT 1 2 50 5 0 0 050 5 1 AUTOCLOSE Explanation Perform Auto Accuracy Demonstration logical range 1 Set a pressure of 2 50 PSI on scanners that are 5 0 PSI full scale Flag any port that has more than 0 050 percent of full scale error Delay 5 seconds after the pressure is set before the data is acquired and take only one data point Automatically close the window at end of demonstration Required pre existent conditions e AAT does not shift scanner calibration valves Pressure scanners must be shifted into the calibrate position CALPOS before the start of the test and back to run position RUNPOS after the tests are completed Scan Table 1 will be used to acquire data Data will be logged to disk if and only if LOG ON is in effect Keyword NOISE Command Format NOISE Irn px pfs err tol t delay DUMMY noise spec crs AUTOCLOSE USER MODE Purpose Perform a Noise and Accuracy Demonstration for all scanners calibrated by a specified Logical Range Parameter Irn logical range number to be demonstrated Parameter px test pressure to be externally set Parameter pfs full scale pressure of the scanners Parameter err tol max allowable error percent of full scale Parameter t delay pressure settling delay in seconds Parameter DUMMY parameter is ignored Parameter noise spec Set max allowable noise percent
29. s DTC Initium and are named X cmddest txt the command destination file general txt the general functions definition file CmdDestFile C Program Files DTC Initium cmddest txt FunctionFile c Program Files DTC Initium general txt The DTC Initium is able to log data to disk in both printer friendly form and EXCEL CSV format Data faster than 10 Hz cannot be written directly in either CSV format or printer friendly format and so must be recorded in BINARY format This data may be easily converted later into CSV format The default names and the default loaction for the three 3 log files is given below Noses SPECIAL NOTE 28222282 kkk kk kk PSI RECOMMENDS THAT THE USER DETERMINE WHAT DIRECTORY SHOULD BE USED FOR DATA STORAGE AND WHAT THE FILE NAMES SHOULD BE The defaults will work but most users will NOT want data to be stored in the C Program Files DTC Initium directory Wake 3 fe a aK a a SK 2K ooo OK OK ao IC oC a oC a a e a a k ok aK n Printer Friendly Data or Log file LogFile C Program Files DTC Initium Initium log 23 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual Microsoft EXCEL ready CSV Log file DataFile C Program Files DTC Initium Initium csv Binary Data file for loggind data at speeds gt 10 Hz FastLogFile C Program Files DTC Initium Fastlog dat
30. sure Systems Inc DTC Initium Utility Software User s Manual eee Chapter 1 Introduction 1 1 What is the DTC Initium Utility Software The software allows the user to put the DTC Initium into immediate use by Automatically connecting to the DTC Initium Automatically discovering and initializing each attached DTC scanner Quickly acquiring data Real time displaying of the most recent data on screen Logging data to disk in Excel ready CSV format and Commanding a re zero as desired The software also provides important utilities to Verify system accuracy Verify that each port is correctly plumbed Update firmware in the DTC Initium data acquisition unit Read and display scanner calibration valve position Store DTC coefficients to disk Reload scanner coefficients from disk Show attached scanners and Show default initializations 1 2 How Does The DTC Initium Utility Software Work Setup files control the appearance and operation of the DTC Initium Utility Software These setup files are plain text files that the user may edit and thus customize the behavior to the needs of a particular site or test The default files should be sufficient for basic operation of most users The DTC Initium Utility Software is a program with built in functions and the capability of defining new functions in terms of existing functions As such this software could be described as user programmable 1 www PressureSystems c
31. te to call the Applications Support staff or Customer Service at Pressure Systems Telephone 757 865 1243 or 1 800 678 1226 In addition to receiving your DTC Initium data acquisition unit associated hardware for mounting and necessary mounting tools your shipment will also contain a CD ROM with the DTC Initium User s Manual in PDF format and this utility application startup software for Windows based PCs 3 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual een Chapter 3 Operation 3 1 Starting the DTC Initium Utility Software Locate the DTC Initium Utility Software file on your computer by clicking on Start Programs DTC Initium Utility Software and then click the icon When the DTC Initium Utility Software is started it will query the network looking for DTC Initium units If only one DTC Initium is found the Utility Software will automatically connect to it If more than one unit is found the Utility Software will automatically connect to the unit with the IP address specified in the InitiumSetup txt file If none of the units match the specified IP address then the user will be presented with a list of Initium Units by IP address and the user must select one unit and then click the Connect button When the DTC Initium is powered up it will identify each DTC scanner that is attached and read all information that it needs from each scanner e g pressur
32. vers all attached scanners upon power up This command instructs the DTC Initium to report this information to the user Span Cal The DTC Initium requires a span calibration at 6 month intervals to maintain published specifications The span calibration may be applied at any temperature within the calibrated temperature range once the DTC Initium and all attached scanners have been powered up for at least one hour All scanner calibration valves are automatically shifted if supply pressure is present at the DTC Initium data acquisition unit and the C1 C2 lines are connected between the unit and the scanners The user selects one or more scanners to participate in the 2 point calibration The user will be prompted to apply 0 psi differential pressure and a zero data point will be acquired The user will then be prompted to apply an accurate known pressure near full scale and to enter the pressure value A span data point will be acquired This data is then used to generate new zero C and span C coefficients unique to each port of each scanner 11 www PressureSystems com Pressure Systems Inc DTC Initium Utility Software User s Manual The new coefficients are displayed and the user will be prompted to store the new coefficients into the scanners If the user exits the program without storing the new coefficients the previous coefficients are retained in the scanners Coefficient Disk to ESP This command instructs the DTC Init
33. zation it is important to clear the default initialization so that information is not duplicated none CLEARPIT WAIT WAIT desired delay in seconds Cause the program to delay for n seconds desired delay in seconds WAIT 30 Delay for 30 seconds then continue SHOWBUFFER SHOWBUFFER ON OFF Turn the PACKET HEX DUMP facility on or off This allows the user to see exactly what the Initium has sent to the host computer on a byte by byte basis ON Turn the Packet Hex Dump option ON OFF DEFAULT Packet Hex Dump is disabled SHOWBUFFER ON 17 www PressureSystems com Pressure Systems Inc Keyword Command Format Purpose Parameter Example Keyword Command Format Purpose Parameter SPECIAL NOTE Example Keyword Command Format Purpose Parameter Example Keyword Command Format Purpose Example Keyword Command Format Purpose Parameter Example DTC Initium Utility Software User s Manual PRINT PRINT text string Send the optional text string to the current text box Used to prompt the user for input text string PRINT Please Input the actual pressure set LET LET string designator text_string Assign the optional text string to one of the five reserved user definable strings string designator one of these A B C D E String designator must immediately be followed by the equal sign LET A LA4 111 INPUT INPUT string designator
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