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Model 785 Cal Tool Utility Software User`s Manual
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1. tass 28 5 2 9 1 Include Graph in REPOM sac 28 sash ci cess dal ato 28 6 CALCULATIONS oe e TENERNE TEENETE E E ETETETT EE EEREN E E 30 6 1 DETERMINING FACTORY PRESSURE nnana 30 6 1 1 Absolute RPTs in Absolute Measurement Mode and Gauge RPTS RN 31 6 1 2 Absolute RPT in Gauge Measurement Mode neenon 31 6 2 DETERMINING PA PM pp 31 6 2 1 Absolute RPT in Absolute Measurement Mode 31 6 2 2 Absolute RPT in Gauge Measurement Mode and Gauge RPTS ssosssesssseneeeseerennrnnseeseeeeeenne 32 6 3 ZNATERR ZOFFSET MODIFICATIONS pp 32 6 4 DETERMINING AS LEFT DATA nnn nnn nn nn nnn nnn nn nn enne 32 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 1 INTRODUCTION CalTool for MODEL 785 is intended to provide assistance in the calibration of MODEL 785 Multi Range Pressure Standard CalTool steps the operator through the calibration process gathers data calculates optimum calibration adjustment coefficients writes new coefficients to MODEL 785 and generates calibration reports Before using CalTool read and thoroughly familiarize yourself with the MODEL 785 Operation and Maintenance Manual Section 5 2 CALIBRATION OF REFERENCE TRANSDUCERS 2 GETTING STARTED This section explains how to install CalTool for MODEL 785 on your computer and provides an overview of the startup procedures 2 1 SYSTEM REQUIREMENTS CalTool for MODEL 785 requires the following minimum PC
2. NC Paroscientific Inc CalTool for MODEL 785 User s Manual 5 2 1 2 View Current Report The objective of the Report function is to provide a convenient standard report format To create your own customized report either open the comma delimited data file and manipulate it in another program such as Excel Lotus etc or copy the report into a word processor by cutting and pasting When selected the standard report displays The report can be edited in any way desired and saved by using the Save Report option This isn t a true report editor so many typical word processor features are unavailable To export the report into a true word processor select the entire document by clicking the beginning of the document and holding the mouse button down then drag it to the end of the report Then press Ctrl C to copy the information to the Windows clipboard Paste the information into the desired word processor document To close the report press Esc or choose Return to Data View which is in place of the View Current Report menu option while the report is visible Data Manipulator EN File Calibration pions Calibration Report Model 785 SH 103 Test Information D XCT M785XSAMPLE DAT C CT_M 85 De fault tst 1997 April 14 10 02 48 AM 10 56 21 AM 30 s 0 010 FS 0 010 FS GAS Reference Model PG 7601 Identification S N 129 W PC S N 335 Model 785 AO100 A0015 103 PS232 1 2400 E 7 1 L2 10 psi OFF 1997 1
3. a den tel tete nn ed nn el tent lat t autel 18 4 3 2 3 Test e EE 19 4 3 2 4 Default Tst TEE 20 4 3 3 Delete Test Flint aida 20 4 4 DATA MANIPULATION MENU 20 4 4 1 View Calibration Coefficients nennen nennen nnn nnns nnns nnn n nnns nsns nns s nsns 20 4 4 2 0pen G urrent Data RE 22 4 4 3 Open SavedData file oio a eeu uus eeu dt Deut av uve eee a nue 22 4 5 ABORU A A A 5 ten nettRatentnRe ne 22 5 DATA MANIPULATOR nre a 23 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual TABLE OF CONTENTS DescriptionPage No 5 1 DISPLAY INFORMATION 23 5 1 1 Test e o MAIN EE Mp 23 5 1 2 Reference Information 1 1 id di RR ERR RRELRR RR RRRR KE MR LER EUER RRRRAVETRRETRRRTRRFNRDMRPRRMRRANRS 24 AE Data Graph m i e est etsi eie iet dtd eed dte edid utes 24 DOES 24 572 MENUFOR IEN LR RM 24 5 2 TL File Menu rutin iin ie ee ete 24 52 11 Open Data GL 24 5 2 1 2 View Current Report titane a Sege Ae tune d wi ren de dE etat ele 25 5 2 1 3 View Saved Report eee ee Do I e i died tirs ea d ue a V EUR Pa C e ae e uu Doe Pu 25 ee 25 2 1 5 Print Current Reports ioo eere eae rede det n Pelo e E de EEN EEN 27 5 2 1 6 Print Saved Repott tec e Lares ste ele eese eie EES Dav ata 27 5 2 1 7 LEE 27 9 2 2 Galibration MENU A A AA IAEA IA AAA La a 27 5 2 2 1 Activate Calibration EEN 27 5 2 2 2 Copy Calibration 0 EE 27 ENEE 28 5 2 2 4 View Calibration Coefficients pp 28 O a
4. be calculated calibration data points in gauge measurement mode must start and end with zero Clicking OK has the save effect as described in 4 1 1 5 Data Verification section It triggers the saving of a data file and displays the Data Manipulator form see 5 Data Manipulator Cancel aborts the test in the same manner as in a automated test however there is no default data file to fall back on All test information is lost after Cancel is pressed After OK is pressed before the data file can be created the calibration coefficients must be entered For Absolute RPT gauge mode calibrations and gauge RPT calibrations with AutoZ on you must also enter separate Starting and Ending ZOFFSET values in Pascal Pa units This is because ZOFFSET can change over the course of a test For all other test configurations the Ending value of ZOFFSET displays as N A and only the Starting ZOFFSET value is required Enter the Calibration Coefficients PA 0 00023 PM fi 00002 Cal Date 970105 ZNaterr 0 00 Starting Ending ZOffset 0 00 N A OK Cancel Page 14 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 4 1 3 Remote Communications Remote communications can be used to send discrete commands to the MODEL 785 using MODEL 785 remote commands see the MODEL 785 Operations and Maintenance Manual 4 Remote Operation Descriptions Any data that is typed into the Command window is transm
5. last run or the default communications settings from the CT MODEL 785 cfg configuration file If communications are correctly established all communications based menu options are enabled and the MODEL 785 information is loaded and displayed Otherwise the menu options will remain disabled until communications are properly established Operating Principles CalTool for MODEL 785 is an application designed to provide assistance in the calibration of MODEL 785 Multi Range Pressure Standard It contains all of the necessary tools to simplify and enhance the efficient performance of valid calibrations on the unit All tests are separated into 2 phases 1 Data acquisition and 2 Data manipulation The data acquisition phase is the process of obtaining test data that is later manipulated to obtain new calibration coefficients Data can be obtained by either running a test through the Run Test menu option which steps through points in a test file or by entering each test point manually using the Manual Entry Test option All test information is written to a comma delimited data file that can be imported into other applications for further analysis In the Data Manipulation phase of a test you can view the calculated calibration coefficients PA PM for the MODEL 785 test range and the predicted as left data The new calibration coefficients can be activated to any range equal to or less than the range tested on the same RPT After the calibration is a
6. main form Page 17 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 4 3 2 1 Auto Fill Setup The Auto Fill Setup is a shortcut tool for quickly defining a set of test points that are evenly incremented Starting Pressure defines the starting test point and Ending pressure defines the last test point The Step Value determines the step increment between the starting and ending pressures Test points will be defined incrementing by the Step Value from the Starting Pressure to the Ending Pressure and back to the Starting Pressure The ending pressure is always repeated If the values are such that the range from Starting to Ending Pressures is not an even multiple of the Step Value the last Step Value will be adjusted to end exactly on the Ending Pressure Test Point values defined by the Auto Fill Setup are copied into the test point fields when Auto Fill is pressed All test points can be cleared by choosing the Clear button The user is allowed to modify points created by an Auto Fill Note the Auto Fill erases all current test points before filling 4 3 2 2 Defining Test Points Only positive test point values are allowed Make sure that test points are always entered sequentially don t skip fields between points Test points must be specified in either Full Scale FS or in Pressure FS points are in FS of the current MODEL 785 range being tested A single properly setup FS test can be used to ca
7. sections Data used for calculations is read directly from the selected data file All data acquired during tests is simply written to this file without any manipulation regardless of the type of test run During any calibration of an absolute RPT in gauge mode the values of ZOFFSET and ATMOFFSET are also recorded for every As Received pressure point if AutoZ is on see the MODEL 785 Operation and Maintenance manual 3 4 1 AutoZ PRINCIPLE Gauge Mode with an Absolute RPT Dynamic Compensation for Atmospheric Pressure The first step in manipulating any set of calibration coefficients is to determine the MODEL 785 factory pressure for each calibration point see 6 1 Determining Factory Pressure The factory pressures are then regressed against the reference pressures to obtain new PA PM values see 6 2 Determining PA PM Next the AutoZ values are modified depending upon the RPT type and measurement mode see 6 3 ZNATERR ZOFFSET Modifications Finally the new PA PM values are re applied to the factory pressure to determine Calculated As Left pressure and error values 6 1 DETERMINING FACTORY PRESSURE The MODEL 785 factory pressure is obtained by removing all calibration coefficients from the As Received MODEL 785 pressures in the data file Depending on the state of AutoZ on or off at the time of calibration ZOFFSET may or may not be removed In addition in the case of an absolute RPT calibrated in gauge mode ATMOFFSET may or may n
8. 00000 0 0 Dwell Time 150 s Tolerance 01 FS Current Setup Data Display 3 1 1 MODEL 785 Information The top left quadrant of the Current Setup Folder contains all of the relevant MODEL 785 information for running a test Once communication is established with the MODEL 785 this data Page 3 1998 Paroscientific Inc NC 3 1 2 Paroscientific Inc CalTool for MODEL 785 User s Manual is read and displayed automatically It is only updated when communications are first established a double click is made anywhere on the display or Read MODEL 785 is selected from the Setup menu Each of the fields are read only so no edits or selections can be made by choosing any particular field see 4 2 2 Read MODEL 785 Reference Information The top right quadrant of the Current Setup Folder contains information on the device that will be used to supply reference pressure to the MODEL 785 in the calibration process At startup the last Reference Pressure Transducer RPT and Identification used displays in the corresponding field Double clicking any area within the Pressure Reference frame is a shortcut to choosing the Setup Reference menu option which gives you the ability to edit Reference information see 4 2 3 Setup Reference Test Information The bottom right quadrant of the Current Setup Folder contains test information Test Information refers to the definition of the calibration test routine that will be run The test poi
9. 1 01 0 000 Pa 1 000 0 000 Pa Pa 0 000 Pa Pa Calibration Date 1998 06 15 DA 0 7 Pa PM 1 000033 Z0 ffset 0 0 Pa 5 2 1 3 View Saved Report Only reports created by using the Save Report option can be viewed Choose the desired report from the file box and press OK The report will display in the same fashion as the previous option 5 2 1 4 Save Report This choice allows the user to save the report If edits were made to the report this option must be selected while the report is visible for the edits to be saved When the report isn t visible the Page 25 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual default report is always saved The default name of a report is the same as the current data file except the file extension is rpt Determine the path and filename of the report on the displayed file box and press OK to activate the save Page 26 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 5 2 1 5 Print Current Report To print the default report select this option If edits were made to the report this option must be selected while the report is visible to print the edits Otherwise only the standard report generated from the data file is printed gt If a new printer is selected in the Print Dialog box this printer is automatically changed to the default system printer This is the case for all printing options within the
10. 2 2 2 2 Operating Prnhciples EE 2 ONT EE 3 31 GURRENICSETUP FOLDERW EE NEE 3 0 3 CR RELEFENCO IMIOTMALION TTT 4 4 3 2 TEST DISPLAY LAB WE 5 9 21 Data OO m EE EE 5 9 2 2 Datac Graphis iini tbt eto AA a 5 3 2 3 ERR TEE 6 4 MAIN FORM MENU OPTIONS Aua 8 NE 8 4 T ge ERT 8 x EEL GU EL LUUMSEM 8 4A TAA Invalid Test Setup sies bear YE d D eed e ore va de bd RR e od A EE e Le E DR 10 4 1 1 2 Data Acquisition tione eie EE 10 4 1 1 2 1 Setting Test Pressure euis t i ede o tende aee ee de ue bac E Pu e o E P e 11 4 1 1 3 Enter Reference Pressure eset ss ten eir rte nie t eir i e LER 11 4 1 1 3 1 Take MODEL 785 Pressure ses achdianndatauanndavhianndavhuannuiavhiannuavcdes 12 4 1 1 4 Data Verification secs eee ee ite doug SES 12 4 1 1 5 Saving Test Data dn e iD Lo E nao 13 4 1 1 6 Data Manipulation iissa cer id eere I ane ee eda tL ze edu ee cu Dre ana lat 13 4 1 2 Manual Entry TEE 13 4 1 2 1 Manual Test Setup a iiit ron HUP bere e ttu e 14 4 1 2 2 Man al Test Data Entry serere EE NUR UBRO RR 14 4 1 3 Remote Communicaiions nennen nennen nnne sensns sss nsns nsns sss s sensns sisse 15 D 1 RO EA EEEE EEEE EEEE EN 15 42 SEPUPMENU Ra 15 4 2 1 GOMMUNIGANONS PAAA EENT 15 SEET 16 4 2 1 2 JEEE 48B8 00d dd 16 4 2 2 Read MODEL SO 16 4 2 8 Setup Reference Ae 17 SN E Wl GER 17 D CRISTIANI ee eege O 17 17 4 3 2 1 A to Fill Setup EE 18 4 3 2 2 Defining Test Points eee eee eot deeg Deed deii
11. 5 Operation and Maintenance Manual 3 1 2 6 SDS Self Defense Systems 4 1 1 2 Invalid Test Setup During the setup process certain combinations of test ranges test files and measurement units and mode are invalid When this occurs an error message displays and the test setup is aborted The following conditions lead to an invalid test setup e Gauge MODEL 785 RPT Reference Pressure Transducer and absolute measurement mode Gauge RPTs can only be run in gauge mode e A Manual Entry Test is being setup with an absolute RPT in gauge measurement mode and AutoZ is turned On A calibration in this mode requires knowledge of real time pressure offset values to achieve a valid calibration For this reason manually entering the MODEL 785 and Reference pressures would lead to an invalid calibration e Pressure values in the test file exceed the selected RPT range 4 1 1 3 Data Acquisition This is the process of acquiring test data from both the MODEL 785 and Pressure Reference During this phase of the test the MODEL 785 pressure is updated continuously in the pressure display area above the graph For each point there is a process of 1 Setting the pressure as specified by the test file and dwelling for the test dwell time 2 entering the reference pressure and 3 logging the MODEL 785 pressure At each step you are prompted by a pop up panel that appears in the upper left hand corner of the Test Display folder Pop up Panel Set Pres
12. 5 will list in the drop down list box Press the down arrow to scroll through the list of MODEL 785 ranges Note that only one range can be calibrated at a time Select the range you wish to calibrate and press enter or select the OK button Select Range to Calibrate 111 5 0 psi a EI Next you are asked whether you wish to run the test with the MODEL 785 AutoZ function on or off Selecting Yes will turn AutoZ on and No will turn it off Your selection should correspond to how the MODEL 785 is normally used so that the as received data from the test is meaningful The current state of AutoZ displays with this prompt when there is a MODEL 785 remotely connected For more information see the MODEL 785 Operation and Maintenance Manual 3 4 1 AutoZ and 5 2 1 Principle As Received As Left Data CalTool sets the MODEL 785 to the desired test range stability test measurement units and mode The MODEL 785 Head value is set to 0 see MODEL 785 Operation and Maintenance Manual 3 2 7 HEAD If a Manual Entry test is being setup this part is skipped Page 9 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual e Enter your name when prompted to enter the Operator Name e Finally you are prompted to Run the Test Press OK when ready Make sure that the supply pressure is below the upper limit of the test range then press ok This will deactivate SDS for the RPT that is being calibrated see MODEL 78
13. 85 This includes PA PM ZOFFSET and ZNATERR for each range All of this information is displayed on the Coefficient Viewer form The Options Menu is the only main menu option on this form In the Options menu are 3 sub menus Print Re Load and Exit The information displayed can only be viewed and cannot be saved to a file or to the MODEL 785 Page 20 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual Data Manipulator EX File Calibration Options Calibration Report Model 785 SH 123 Test Information C XMDDEL785ASNI123XH3 98159 DAT MANUAL ENTRY TEST 1998 June 08 4 08 52 PM 4 13 05 PM N A N A 0 010 FS Test User PG7601 Identification DWT odel 785 Information Model 785 123 N A H3 15 psi a ON 1998 06 08 0 0 Pa 1 000000 0 0 Pa 1 7 Pa aora aa ra on 1998 06 08 51 0 Pa 1 000859 0 0 Pa Page 21 1998 Paroscientific Inc NC 4 4 2 4 4 3 Paroscientific Inc CalTool for MODEL 785 User s Manual Print To print the contents of the View Calibration Coefficients display to the default printer select the Print menu option Note If a new printer is selected in the Print Dialog box this printer is automatically changed to the default system printer e Re Load MODEL 785 Reload rereads MODEL 785 calibration coefficients and refreshes the View Calibration display with that information This function can be used to obtain current coeffici
14. E Praon AE Psa E Pras P Practory 1 Psiacn P actory n 2 PM PA Note For absolute RPTs calibrated in gauge measurement mode B Pros AP oje AP auge td S 6 3 ZNATERR ZOFFSET MODIFICATIONS When new calibration coefficients are activated to the MODEL 785 e For absolute RPTs calibrated in absolute mode ZOFFSET is set to zero e For gauge RPTs ZOFFSET is set to zero e For absolute RPTs calibrated in gauge mode ZOFFSET is unaffected e For absolute RPTs calibrated in absolute mode ZNATERR is determined by the predicted difference between the test and reference at 101 325 kPa e For absolute RPTs calibrated in gauge mode ZNATERR is set to 0 0 e ATMOFFSET is unaffected by the calibration process 6 4 DETERMINING AS LEFT DATA Note Absolute RPTs calibrated in gauge measurement mode with gauge reference pressures cannot be used for accurate absolute measurements and the calibration will not yield accurate absolute as left data To determine As Left Data the new PA PM values 6 2 Determining PA PM are applied to the factory pressures to arrive at the as left pressures The reference pressures are the same as the as received reference pressures Page 32 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual User Notes Page 33 1998 Paroscientific Inc
15. June 04 ATM 14 56362 psi a Start TES 4 52 02 PM Range H1 5 0 psi a Ref Model 785 Test Point Pense fesse ZFS error Error Vs Pressure psi psi 14 553 14 56717 0 283T i i a i O y 0 6 fis 04 pon a 02 REESE ES Mo 02 04 06 Test Point Current Setup Dwell time remaining 3 s 3 2 1 Data Grid The data grid displays the MODEL 785 and Reference pressures and the 96 FS error for each test point This is the only data that displays during the data acquisition phase of the test Only the current test data displays at any given time during a test To view old data one of the Data Manipulation options should be used to view the corresponding data file see 5 Data Manipulator After the test is complete the data will remain on the form for view purposes only it isn t erased until the next test is setup 3 2 2 Data Graph The graph provides a real time plot of all data up to the current point of the range being tested The full scale error difference between MODEL 785 pressure and reference pressure is plotted No data is plotted until at least two test points are taken for this reason the graph is blank at the beginning of a test Page 5 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 3 2 3 Panel Display Above the graph is a real time display of MODEL 785 pressure atmospheric pressure ready status and the current rate of change of pressure This informa
16. NC Paroscientific Inc CalTool for Model 785 1998 Paroscientific Inc All rights reserved Information in this document is subject to change without notice No part of this document may be reproduced or transmitted in any form or by any means electronic or mechanical for any purpose without the express written permission of Paroscientific Inc 4500 148 Ave NE Redmond WA 98052 USA Paroscientific makes sincere efforts to ensure accuracy and quality of its published materials however no warranty expressed or implied is provided Paroscientific disclaims any responsibility or liability for any direct or indirect damages resulting from the use of the information in this manual or products described in it Mention of any product does not constitute an endorsement by Paroscientific of that product Model 785 is compliant to the Year 2000 compatibility Entering the year requires a four digit date entry Paroscientific Inc MODEL 785 is a registered trademark of Paroscientific Inc CalTool is a registered trademark of DH Instruments CalTechnix Document No G8109 101 Printed in the USA 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual TABLE OF CONTENTS DINTRODDGTION EE 1 2 GETTING STARTED CREE es 1 2 1 SYSTEM REQUIREMENT S iiir eene nene nnne re Rec tai 1 2 2 INSTALLING CALTOOL FOR MODEL 9 1 DEA Hunning the PLO QUAN ens lu e e e ick eol ee a tul eu e ep veu e AA iah
17. aroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 4 1 1 4 4 Take MODEL 785 Pressure Following the entry of the reference pressure the pop up panel again displays but this time it prompts you to press OK to log the MODEL 785 pressure The reference pressure displays in a non editable field so you can confirm that it was entered correctly To change the reference pressure pressing Back will go to the previous step and allow the edit of the reference pressure Clicking OK will log the current MODEL 785 pressure and update the main data grid and graph with this value and the corresponding FS error T appears with the FS error display to flag out of tolerance values An s appears if the MODEL 785 pressure was unstable outside of the stability limit at the time of the reading Now we return to step 1 Setting Test Pressure The three step process repeats until all test points are completed Any time the next test file point is exactly the same as the current test point the data of the point taken is automatically copied to the next point This is to assure proper weighting of the end point in a typical ascending and descending calibration sequence This doesn t mean that a test full of identical points will just log data for the first point The software only checks the first point from current test point to copy data to So identical data are logged in pairs 4 1 1 5 Data Verification After the final
18. configuration If your PC does not meet these minimum requirements the software will not run as designed e Windows 3 1x or Windows 95 e 20 MHz 100 IBM compatible 386 processor e 4Mbytes of Ram e 4 Mbytes of free hard disk space 2 2 INSTALLING CALTOOL FOR MODEL 785 e Seethe README files on the installation disks Page 1 1998 Paroscientific Inc NC 2 2 1 2 2 2 Paroscientific Inc CalTool for MODEL 785 User s Manual Running the Program Before running CalTool establish a remote connection with the host PC Do this by connecting your PC to the MODEL 785 using a standard RS232 cable and connecting one of the PC s communications ports to the MODEL 785 s COM1 CEC and National Instruments IEEE 488 cards are also supported by CalTool for remote operation using the MODEL 785 s IEEE 488 interface IEEE 488 users should connect a GPIB cable to the IEEE 488 port on the MODEL 785 and to the desired IEEE card in the host PC See the MODEL 785 Operation and Maintenance Manual 3 4 4 Remote for additional information on MODEL 785 communication interfaces and settings Once you have set up the interface between the MODEL 785 and your PC you are ready to run the program Double click the CalTool Icon in the MODEL 785 CalTool program group or select the CalTool Icon from the Windows 95 Start Programs menu When CalTool for MODEL 785 first loads it attempts to use the communication settings that were in use when the program was
19. creating and editing of the test files that define the calibration sequence and conditions Clicking any test display field with the right mouse button is a short cut to this menu The options in this menu allow the user to select edit create and destroy test files Select Test File Use this selection to choose a test file Once selected a standard file box displays listing the test files available in the test directory Choose the desired test file and click OK If the test file is valid it is loaded into memory and displayed on the main form s Current Setup folder in the Test Information area Double click any Test Information field as a short cut to selecting a test file Edit Create Test This action displays the Test File Editor loaded with any current test information The Test Editor is used to create a file that defines a test sequence and corresponding criteria to be used during a test The Test Editor is divided into three sections as follows Auto Fill setup Test Point Data and Test Criteria After all of the necessary test settings are determined press the Save button to save the test file Determine the path and filename of the test file in the file box that displays then press OK It is good practice to save all test files to the test directory however it is not required The default extension to all test files is tst The test editor will close and all of the test settings will display in the Test Information fields of the
20. ctivated a report including a graph can be created to document the calibration Page 2 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 3 OVERVIEW The main program form contains all of the necessary display information and menu options to setup and calibrate all ranges of the MODEL 785 There are two folders on this form one contains the current setup information and the other contains the current test data display The following sections contain information on the contents and purpose of the two folders followed by itemized information on the menu options Following the description of each menu option are forms and other visual information associated with that option 3 1 CURRENT SETUP FOLDER The Current Setup Folder displays the currently selected MODEL 785 Pressure Reference and Test File information Main Form Current Setup Folder CalTool for Model 785 Ver 1 00a ME Run Setup Test File Data Manipulation Model Model 785 154 Reference Information Model Serial Number 464 Software version Ver1 02 fhf Interface National IEEE 10 Identification Ranges 3 Range User PA User PM ZNatErr Test Information H1 5 0 psi a 0 0 Pa 1 000000 1 7 Test File c model 85 default tst Test Points H2 10 0 psi a 0 0 Pa 1 000000 1 7 12 ZFS Stability Criteria 001 FS H3 15 0 psi a 0 0 Pa 1 0
21. displays Meanwhile the MODEL 785 pressure is still constantly updated in the test display During the dwell no pressure adjustments should be made This time should be used to allow the pressure and system to stabilize two to three minutes dwell time is recommended At the end of the dwell a check of the stability is made If the pressure is unstable a warning message displays This is just a warning to avoid taking data when the pressure stability is outside of the stability limit 4 1 1 4 Enter Reference Pressure After the dwell countdown and stability check are complete the pop up panel will prompt you to enter the reference pressure The expected reference pressure value is the nominal test point value of the test file in the current test units This number will display in the entry field Enter the actual reference pressure and press OK Press Back if you want to reset the MODEL 785 Enter Reference Pressure in psithen press OK 100 00 pressure If it is impractical to enter the actual reference pressure values the nominal values which prompt automatically at each test point can be entered The actual reference pressures can be entered after running the test during the Data Verification phase However this field cannot be left blank Note that if nominal reference pressure values are entered while running the test the graph and FS error to display will follow along with the test but will not be accurate Page 11 1998 P
22. ditor x EN ATE HN DURER UE Auto Fill Setup Starting Point Ending Point Step Value Return to Start 0 100 20 YES ONO gea Test Points 17 Point Style 18 FS of PPC2 Range 19 C 20 Pressure Stability Test Dwell Time Tolerance Save D XF S 7sec D Seconds ZFS Cancel Page 19 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 4 3 2 4 Default tst File 4 3 3 During the installation of CalTool a default test file Default tst was installed This file contains the following settings e Test points FS test points from 0 to 100 and back in 20 increments e Stability limit 0 001 FS second e Dwell time 150 seconds e Tolerance 0 01 FS The default test defines a typical MODEL 785 calibration test file It can be edited as desired if a different testing scheme is desired Delete Test File This option is provided to allow undesired or obsolete test files to be deleted from the hard disk A file selection box appears with all test files with a tst extension Choose the file that you wish to delete and press OK You will be asked more than once if you want to delete the test file If yes is selected the file is removed from the hard disk 4 4 DATA MANIPULATION MENU 4 4 1 View Calibration Coefficients Choose this menu option to view a snapshot of the complete set of currently active calibration coefficients for all ranges of the MODEL 7
23. e for Manual Entry Tests is always Manual Entry Data since there is no file The dwell and stability times see 4 3 2 3 Test Criteria are logged as N A not applicable on the displays and in the data file This is to indicate that the test data was manually entered and not obtained through the regular test process This type of test cannot be used for calibrating an absolute RPT in gauge mode with AutoZ on as real time ATMOFFSET values are required to obtain a valid calibration under these conditions Therefore an error message will display during the setup of an absolute RPT in gauge mode 4 1 2 2 Manual Test Data Entry After the test setup is complete the Data Verification form immediately displays with no data Enter the reference and MODEL 785 pressure readings in the current measurement units displayed at the top of the form The FS error value is automatically calculated after data has been entered into the other columns in the same row Place data in consecutive rows because the first blank row marks the end of the data when the data file is being created This nulls all data entered after the blank row The Repeat Test and Restore Data options that display at the end of a test run using the Run Test option are not available However the Clear Display button is available allowing you to clear all data entered not just the currently selected field Use the Back Space key to clear an individual cell For valid calibration coefficients to
24. ents if MODEL 785 calibration coefficients have been changed for example by front panel entry e Exit Choose Exit or press Esc to close the View Calibration form Open Current Data file This option allows the current data file to be opened and viewed in the Data Manipulator form The last valid data file is automatically loaded into the Data Manipulator form Valid log files include data files just created data files resulting from an aborted test and data files previously viewed using one of the options on the Data Manipulator form If there is no current valid data file a message displays stating this see 5 Data Manipulator Open Saved Data file Use this option to view an old data file At times a user may want to regenerate a report or simply view the contents of an old data file To do so select the desired file from the displayed file box and press OK The Data Manipulator form will then display with the contents of the data file Functionally this menu option is the same as Opening a data file from within the Data Manipulator form see 5 Data Manipulator 4 5 ABORT The Abort menu option is only displayed when a test is in progress and all other menu options are disabled It is the equivalent of pressing the Esc key which gives users the option to abort a test Page 22 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 5 DATA MANIPULATOR This form is only accessible thro
25. formation in the event of an accidental abort or an error Any text editor or word processor can be used to view the contents of CT MODEL785 if desired Page 12 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 4 1 1 6 Saving Test Data After all data is verified click OK to save the data to a test data file The data file makes it possible to manipulate the test data to determine new calibration coefficients A standard Windows file box appears to facilitate this step CalTool will create a directory named by the serial number of the MODEL 785 It is a good procedure to save all data files for any MODEL 785 in the corresponding directory Determine the name and extension of the data file and click OK By default the data file name is the calibrated range H1 L1 etc the year and the Julian Day 0 to 365 or 366 for leap year with a dat file extension RR_YYDDD dat After the data file is properly saved the Data Manipulator form displays with all of the calibration information stored in the data file see 5 Data Manipulator Enter Test Data psi Model 785 SN 123 Clear Display Test Range H3 15 psi a Reference Product Data Data 10 2356 10 235 0 001 12 3554 12 3596 0 039T 15 2356 15 231 0 031T 4 1 1 7 Data Manipulation After a data file is saved in the Data Verification process the Data Manipulation form displays This form automatically calculates new calibrati
26. is opened the restore option is disabled until a new calibration is activated So if a calibration is activated in one data file it cannot be restored while another data file is open 5 2 2 4 View Calibration Coefficients This option is equivalent to the View Calibration Coefficients form on the main menu see the 4 4 1 View Calibration 5 2 3 Options 5 2 3 1 Include Graph in Report If you want your report to include the graph of the As Received and As Left errors make sure that there is a check mark next to this option Click on the option to add or remove the check mark Page 28 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual User s Notes Page 29 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 6 CALCULATIONS This section describes the mathematical manipulation used by CalTool to determine new calibration coefficients and calculate as left data The coefficients used include PA Pressure Adder PM Pressure Multiplier ZOFFSET ZNATERR and ATMOFFSET All of these values are always recorded and displayed in Pascal Pa pressure units but applied mathematically in the current measurement units For more information on these coefficients see the MODEL 785 Operation and Maintenance Manual 5 2 CALIBRATION OF REFERENCE PRESSURE TRANSDUCERS 3 4 1 AutoZ New calibration coefficients and as left data are determined as described in the following
27. itted to the MODEL 785 after the Send button is clicked or Enter is pressed The commands can be entered manually or selected from the drop down list box of commands previously sent After a command is transmitted a maximum 10 second delay is used to wait for a response If a response is not received within this interval Device Error displays in the Reply field Otherwise the response of the MODEL 785 will display In the event of a Device Error make sure that the MODEL 785 and PC are connected and that the interface settings match the current settings of the MODEL 785 Click Exit or press Esc to exit REMOTE COMMUNICATIONS E Command Interface RS232 Com1 2400 E 7 1 Last Command Reply 4 1 4 Exit Selecting Exit causes the MODEL 785 Calibration Utility to exit 4 2 SETUP MENU 4 2 1 Communications If communications are not automatically established when the program first loads all communications based menu options are disabled Use this option to determine the correct interface and enable all menu options The communications menu contains two sub menus RS232 and IEEE Choose the option that corresponds to the type of remote interface that you intend to use to communicate with the MODEL 785 from a host PC When valid communications are established the MODEL 785 data is loaded into memory and displayed on the Current Setup folder of the main form Then all communications based menu options are enabled Before choosing ei
28. librate all ranges of any MODEL 785 Pressure units and measurement mode for FS tests are determined during the Test Setup process after a test option is chosen see 4 1 1 1 Test Setup When Pressure Points are entered the pressure measurement units and mode must be determined from the list box below the option When defining test points it is preferable that the points step in consistent increments throughout the span of the current test range in first ascending then descending order Every ascending pressure point should have a corresponding descending pressure point This will properly balance the data for the linear regression that occurs after all data is acquired see 6 CALCULATIONS For all calibrations performed in gauge measurement mode the test sequence must start and end at zero Page 18 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 4 3 2 3 Test Criteria The test criteria include the following three fields Stability Test Dwell Time and Test Tolerance e Stability Test The stability test uses the MODEL 785 ready not ready determination see MODEL 785 Operation and Maintenance Manual 3 1 2 4 Pressure Ready Not Indication as a simple means of helping to assure that calibration measurements are made only when the pressure applied to the MODEL 785 is stable within a set limit The stability test is defined in terms of FS of the current range second If the stability test is not me
29. nts from the currently selected test file display in this section At startup the last test used prior to the closing of the program should display in these fields If an error occurs in the process of loading the previous test file no test information displays Any time a new test is selected or edited it displays in this area The number and value of all test data points in the list box Test points can be viewed by scrolling down in the list box Test units can either be in FS of the current DUT range or in MODEL 785 supported pressure units The stability criterion is also based on a FS value of each range Dwell time is the only range independent value that can be entered in a test file Double click any test information field as a short cut to the Select Test menu option or right click any field as a shortcut to all Test File menu options Page 4 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 3 2 TEST DISPLAY TAB While running a test the Test Display tab should be the main focus of attention All relevant test information displays for the range under calibration The current range test progress operator and starting date and time also display Main Form Test Display Tab CalTool for Model 785 Ver 1 00a Bon Setup liesthle Data Menpuleion Abort Test Range H1 5 0 psi a Ready 0 00001 psi s Progress 2 of 3 Operator Test User 1 567 1 9 psi a Date 1998
30. on coefficients for the test range and gives you the option to activate the new calibration coefficients to any ranges that are less than the test range on the same RPT see 5 Data Manipulator Manual Entry Test A Manual Entry Test is available to allow you to enter MODEL 785 and reference pressure data independently from actually running a calibration With this feature you can input and perform calculations using data that were collected earlier or independently from CalTool CalTool will need to know the calibration coefficients and MODEL 785 conditions For complete Manual Entry the following MODEL 785 information will need to be available Range Pressure measurement units and mode AutoZ on or off when test data was taken PA PM ZOFFSET if AutoZ on both start and finish values if gauge mode Page 13 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual e ZNATERR if AutoZ on absolute mode If you are interfaced to the MODEL 785 with the calibration coefficients and settings corresponding to the test data CalTool will read all these values automatically from the MODEL 785 A Manual Entry Test is identical to running a normal test with the exception of the Data Acquisition phase 4 1 2 1 Manual Test Setup After choosing the Manual Entry Test menu option you must perform the same test setup as when running a test using the Run Test menu option see 4 1 1 1 Test Setup The test file nam
31. ot be removed depending on the state of AutoZ Page 30 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 6 1 1 Absolute RPTs in Absolute Measurement Mode and Gauge RPTs e AutoZ On Factory Pressure Pressure AsRecd PA ZOFFSET PM ee Ke PA ser OP offset P factory 7 0022 P Muse e Autoz Off Factory Pressure Pressure AsRecd PA PM P asreceived P A user 6 1 2 Absolute RPT in Gauge Measurement Mode P factory e AutoZ On Factory Pressure As Recd PA ZOFFSET ATMOFFSET PM P Asreceived ZS A user dP offset dP AtmOffset P factory P Musser e AutoZ Off Factory Pressure Pressure AsRecd User PA ZOFFSET User PM Pis PA user OP offset P factory P M ser 6 2 DETERMINING PA PM To determine the new pressure adder PA and pressure multiplier PM a linear regression is performed to arrive at the lowest value of the residuals of errors of the MODEL 785 factory pressures relative to the reference pressures The regressions are different for absolute and gauge measurement modes because the gauge mode calibrations are biased at zero 6 2 1 Absolute RPT in Absolute Measurement Mode PM _ oh e Ps Y Esas XY Pa ni 2 n Ro Y PE din pA 2o P py Le Pros n n Page 31 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 6 2 2 Absolute RPT in Gauge Measurement Mode and Gauge RPTs
32. program 5 2 1 6 Print Saved Report Choose the report to print from a standard Windows File box If the file is a valid report saved using the Save Report option it is sent to the default Windows Printer 5 2 1 7 Exit Exit closes the Data Manipulator form and returns control to the main form of the program If calibration coefficients are activated to the MODEL 785 the main form will re load MODEL 785 information and display the current information 5 2 2 Calibration Menu All items in the Calibration Menu are unavailable unless there is an MODEL 785 remotely connected to the host PC and the data file contains data that corresponds to that MODEL 785 5 2 2 1 Activate Calibration Activate Calibration writes the calculated calibration coefficients PA PM and ZNaterr and the new calibration date to the MODEL 785 for the test range The calibration date always uses the year month day format YYYYMMDD Zoffset is set to zero after all calibrations except an absolute calibration in gauge mode this Zoffset value is not modified A check will appear next to any calibration that was successfully activated If an error occurs during the activation process the original calibration data is restored automatically 5 2 2 2 Copy Calibration To This menu choice is provided to allow the calibration coefficients of a range to be applied to lower ranges This is used if one does not want to calibrate all the ranges of an RPT but would like to be su
33. ption should be used if changes are made to any calibration coefficient value after the program has already loaded the MODEL 785 data or if a new MODEL 785 has been connected Other than the menu option users may double click any of the MODEL 785 display fields on the Current Setup folder of the main form to perform the same task Page 16 1998 Paroscientific Inc NC 4 2 3 Paroscientific Inc CalTool for MODEL 785 User s Manual Setup Reference The Reference Setup form is provided to define the instrument that will be used to supply reference pressure values in the calibration This information will be saved in the test data file Selecting the Setup Reference menu choice displays the Reference Setup Form Fill in the Model and Identification fields for the applicable reference and press OK In most cases the Identification field should contain the serial number of the pressure reference used as well as any other M amp TE information for that particular standard Note that both fields have 60 character limits After 60 characters are entered all non delete or back space characters are killed Double clicking any of the Reference Setup information on the Current Setup display folder of the main form is a short cut to this menu option Pressure Reference Information Model PG 7601 Identification Mass 3217 BW 65414 OK 4 3 TEST FILE MENU 4 3 1 4 3 2 The test file menu is provided to allow selecting
34. re that they are consistent with each other Calibrations can only be copied to lower ranges and not to higher ranges because of the risk of out of tolerance results by extrapolation in the part of a range that is greater than the calibrated range Use this choice to apply the current calibration coefficients of a higher range to lower ranges on the same RPT If the test range was the lowest range of an RPT NONE will display because there are no other ranges to apply the calibration to Otherwise the other possible ranges are listed When the desired range is selected the current calibration coefficients and date are written to that range A check will appear next to any calibration that was successfully activated Page 27 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 5 2 2 3 Restore Restore allows the old MODEL 785 calibration coefficients to be restored after new calibration coefficients have been activated so long as the current data file remains open Restore is available after a calibration is activated to the MODEL 785 Choose this item when you wish to undo any calibration that was activated The MODEL 785 calibration coefficients are restored back to the values that were replaced when the new calibration was activated They are not restored to the values recorded in the data file Only calibrations activated during the current run of a data file can be restored Each time a new data file
35. st File Determine Test Units When the selected test file contains test points in FS you must select the pressure units to use for the test Select the units and the corresponding measurement mode from the Test Units form and press OK Press the down arrow to scroll through the units list The MODEL 785 will change to the selected units so make sure that your Reference device is in the same units Absolute C Gauge Cancel Page 8 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual Manual Entry Tests require the user to enter the desired test Tolerance The MODEL 785 information is also required if there isn t a remote MODEL 785 or the test data doesn t correspond to the current remote unit The MODEL 785 setup form is used to facilitate the input of the MODEL 785 information Information pertaining to the model and software version fields can be obtained by pressing and holding the ESC key on the MODEL 785 front panel The model which represents the internal RPTs of the MODEL 785 displays first followed by the MODEL 785 software version on the bottom half of the display Select the desired test range and corresponding full scale value and measurement mode Enter Model 785 Information Model sn EA gt Number of Ranges Bd Test Range H3 Fi RPT Measurement Absolute Gauge Mode Select the range to calibrate from the range selection form All ranges of the MODEL 78
36. sure to 160 psi Press OK to Start Dwell Back OK The Back button on the panel should be used to repeat steps that occurred incorrectly For instance you entered the wrong reference pressure On the first point of a test the Back button is disabled Beyond the first point choosing back will take you to the previous step up to the setting of the previous test pressure On the last test point a message box displays asking to repeat the last step Selecting yes is identical to pressing the Back button Page 10 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 4 1 1 3 1 Setting Test Pressure As mentioned above you will be prompted by a pop up panel to set each pressure of the test If the test file has FS test points they are converted to the test pressure units in the correct percentage of the MODEL 785 pressure range before being displayed on the panel While the panel displays you should set the test pressure to the displayed pressure within reasonable limits see MODEL 785 Operation and Maintenance Manual 5 2 2 Equipment Required Once the reference pressure has been set press OK to start the dwell count down Press Back to go the previous step in the Data Acquisition phase of the test In this case back will take you to step 3 Take MODEL 785 Reading Whenever the OK button is pressed the panel hides and the Dwell count down begins Every second is updated on the status bar until 0
37. t the stability indicator LED by the measured pressure will be red and indicate Not Ready If the stability test is met the indicator LED is green and indicates Ready lf the stability test was not met when the MODEL 785 reading was logged an e will appear after the FS error in the display and with the FS error value logged in the data file The stability test value SS has the following limits 0 0005 SS 1 e Dwell Time The dwell time is the delay after a reference pressure is set before the data for that point can be recorded Dwell time helps assure that full stabilization of the pressure system occurs at each calibration point before data is taken Dwell time is specified in seconds and must be within 0 lt Dwell lt 600s The recommended dwell time is 120 to 180 seconds e Test Tolerance The Test Tolerance value is the maximum allowable FS error value of a test The FS error is calculated as Test Reference Test Range FS If the error was outside of the test tolerance when the MODEL 785 reading was logged a t will appear after the FS error in the display and with the FS error value logged in the data file The tolerance has the following limits 0 0005 Tolerance 1 FS For MODEL 785 RPT measurement specifications see the MODEL 785 Operation and Maintenance Manual 1 3 2 Pressure Measurement Specifications The typical value for the test tolerance is 0 01 FS Test File E
38. ta file and displayed on the form In many cases the identification string will exceed the length of the display field and scroll out of view of the user The information is still there it just isn t visible When Reports are created the entire identification string will be displayed Data Graph The graph displays 96 FS errors for both As Received and Calculated As Left MODEL 785 readings versus reference pressures in current pressure units If the user clicks the graph it is automatically maximized until it is clicked again or the user presses escape MODEL 785 Information The same MODEL 785 information is available in the Data Manipulator form as on the main form The major difference is that the display is for the current range only The first row of the imprint displays the as received calibration coefficients and the second the new calculated calibration coefficients 5 2 MENU OPTIONS 5 2 1 File Menu 5 2 1 1 Open Data File Opening a data file gives the user the ability to load any number of existing test data files The files can be viewed or used to generate reports If the data file is valid all data is loaded into the display If a MODEL 785 is currently remotely connected and its serial number is the same as the serial number of the data file MODEL 785 the Calibration menu is enabled Otherwise the Menu is disabled to prevent calibration data of one MODEL 785 from being saved to another Page 24 1998 Paroscientific Inc
39. test point is taken the Data Verification form displays allowing the reference pressure values to be edited The MODEL 785 RPT model serial number test units and test range display at the top of the form followed by all of the data taken during the test This final edit is available for users who cannot enter actual reference pressures during the test and must enter them now The Clear Display button is disabled because this erases all test data it is only used for Manual Entry Tests Only existing reference pressure values can be edited no new test points can be added and no existing test points can be deleted Edit reference pressure values by selecting the desired row and editing the displayed value Make sure to enter the reference pressure value in the current test units After the edit press enter and the FS error is recalculated based on the entered reference pressure lf undesired edits were made click the Restore Data button to refresh the display with the original test data Note that Restore updates all data not just the currently selected field If there is an unexpected problem in the test data click the Repeat Test button to re run the entire test without going through the Test Setup process If Cancel is pressed on the Data Verification form the entire test is aborted The test data isn t completely lost because there is a default test data file named CT MODEL785 dat created for every test This file is created to preserve test in
40. ther option make sure the PC and MODEL 785 are properly connected and that the MODEL 785 power is on For additional information on interfacing MODEL 785 see the MODEL 785 Operation and Maintenance Manual 3 4 4 Remote Page 15 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 4 2 1 1 RS232 To use RS232 communications choose the PC s Com Port Baud Rate Parity Data Bits and Stop bits from the RS232 Setup Form that correspond to the setting of the MODEL 785 Com1 port To change a setting press the corresponding down arrow and click the desired value After all selections are complete click OK Cancel aborts the operation and closes the form Serial Communications Setup Port Settings lc 1 2400 E 7 1 SA Cancel 4 2 1 2 IEEE 488 Only CEC and National Instruments IEEE 488 controller cards are supported by CalTool Choose the desired controller card and make sure the Card and DUT address fields are set to the correct value and click OK If a communication link is established all settings are updated as previously described Cancel aborts the form Setup IEEE Interface amp National Instruments GPIB PCHA Capitol Equipment Corporation PC488 Card Address IGPIBO B Model 785 dais HE 4 2 2 Read MODEL 785 The Read MODEL 785 menu option should be used to re load all MODEL 785 information into memory and display it on the main form This o
41. tion only displays after a test is started The ready status will turn green when the pressure meets the stability criteria as specified in the test file Otherwise the ready status is red 1998 Paroscientific Inc Page 6 NC Paroscientific Inc CalTool for MODEL 785 User s Manual User s Notes Page 7 1998 Paroscientific Inc NC Paroscientific Inc CalTool for MODEL 785 User s Manual 4 MAIN FORM MENU OPTIONS 4 1 RUN MENU The RUN menu offers the following selections Run Test Manual Entry Test Remote Communications Check Error Status and About The function of each choice is outlined below 4 1 1 Run Test This should be selected to calibrate a MODEL 785 range All tests including Manual Entry Tests have four main areas 1 Test Setup 2 Data Acquisition 3 Data Verification and 4 Data Manipulation Each of these steps are described below 4 1 1 1 Test Setup This test setup is valid for both Run Test and Manual Entry Test options see 4 1 2 Manual Entry Test The process is the same You may use current valid settings or the software can allow the reference and test to be selected as part of the setup procedure It all depends on your responses to the setup prompts Below is a list of steps that are followed as part of the test setup Note that any time you press Esc or choose Cancel for an option the setup procedure is aborted which also aborts the test e Verify Pressure Reference e Verify Te
42. ugh the Data Preview options on the main form or it is called directly after completion of data verification following a test The sole purpose of this form is to view as received and calculated as left calibration data and coefficients The Data Manipulator can only operated with data from a valid test data file Data Manipulator EN File Calibration Options manual entry test m Reference PG7601 Data File Name c model785 sn123 h3_98159 dat Identification DWT 1998 June 08 4 08 52 PM to 4 13 05 PM FS Error Vs Reference Pressure N A 0 01 N A 01 ZFS ze 0 00 Test User 0 01 Model 785 bows 123 0 03 Software Version 1 2 S 0 04 Interface N A Reference Pressure psi H3 15 psi a PA PM ZNaterr As Received 0 0Pa 1 000000 1 7 Pa As Left 51 0 Pa 1 000859 3209 2 Pa Reference As Received As Received Pressure ZFS Error psi 10 2371 12 3628 15 2367 5 1 DISPLAY INFORMATION The same data viewed during the test on the main form is also viewed here However only one set of range data is displayed at any given time All data displayed corresponds to the currently loaded data file 5 1 1 Test Information This field displays the test file data read from the data file Page 23 1998 Paroscientific Inc NC 5 1 2 5 1 4 Paroscientific Inc CalTool for MODEL 785 User s Manual Reference Information Reference model and identification are also read directly from the da
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