Bullseye Precision Gauge User Manual.docx
Contents
1. Bluetooth G3 Bluet d Oy ullseye Precision Gauge Bluetooth Versatile digital vacuum gauge that you can monitor right from your phone or tablet Apple tos and android Enables remote monitoring and troubleshooting Set low and high alarm from your phone Email vacuum data to document leaks baseline pressure or pump downs Portable and Precise Rugged thermocouple vacuum gauge ideal for understanding Leaks Pump Downs Outgassing or Stable Systems Includes a powerful magnet and kickstand to enable hands free operation Long battery life and versatility with 12 different measuring units micron Torr Inches of Hg kPa Inches of H20 millitorr mbar Pa PSIA mm of Hg bar and mm of H20 Calibrated under actual vacuum against a NIST standard Graphing and Analysis Patent Pending vacuum graphing displays vacuum and time data Visual graphing right on the display that identifies current system status Vacuum Analytics to quickly identify vacuum pressure trends Graphical display for quick determination of vacuum level Android Links via Bluetooth Low Energy to Bullseye Precision Gauge with Bluetooth to view alarm log readings and email data for graphing pump down curves Ideal for vacuum pump test or finding leaks For the medium Google play vacuum range with typical measurements in the micron or millitorr range Apple Links via Bluetooth Low Energy to Bullseye Preciston Gauge with2. F 2T b Then press the UP and DOWN buttons together This will optimally set the MID calibration point 3 Set manifold vacuum to 760 Torr and adjust ATM so the Bullseye Precision Gauge reading reflects Standard 10 Torr a A shortcut for setting the ATM is to change the function to F 700 and set the manifold to 700 Torr b Then press the UP and DOWN buttons together This will optimally set the ATM calibration point 4 Set manifold vacuum to 005 Torr and adjust VAC so the Bullseye Precision Gauge reading reflects standard 0 001 Torr a A shortcut for setting the VAC is to change the function to F 2mT and set the manifold to 2 millttorr b Then press the UP and DOWN buttons together This will optimally set the VAC calibration point 5 Store 6 Check ATM ts 20 Torr 7 Check Vac ts 0 002 Torr Useful Quick Note For calibrating the unit for repeatable sub millitorr readings calibrate 2 millitorr at the ambient temperature where you will be using the vacuum gauge Let the vacuum system sit at 2 millitorr for 10 minutes then calibrate The settle time for an accurate reading below 1 millitorr ts approximately 2 minutes 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com Bano NACE s Copyright 2015 DigiVac Inc All rights reserved 19 SECTION 9 SERVICING AND MAINTENANCE GAUGE TUBE SERVICING In many cases a gauge tube may become fouled with oil or other fore
3. F LOAD and F STORE functions read and write parameters from and to persistent memory long term storage One of these two functions ts available when the function tndicator above the EXIT hint shows F LOAD or F STORE In this case pressing and releasing the UP and DOWN buttons together will execute the function When the function has been successfully executed the display will flash and an audible beep will sound with the tone configured tn Sound Cal DigiVac 105B Church St Matawan NJ 07747 732 765 0900 sales digivac com www digivac com Home of Vacuum Engineering Excellence Teorie DIe END Ae AICS EGTE Te F Precise Practical Personal 18 Useful Quick Note Completing a calibration session requires execution of F STORE in order to save the parameters to persistent memory before exiting Exiting a calibration session without successfully executing the F STORE function will discard the calibration parameters Calibrating the instrument Note Calibration always happens in Torr measurement units 1 Set Cal points VAC MID and ATM to zero a A shortcut for setting a variable to zero is to set the unit to the desired variable such as F VAC b Press the UP and DOWN buttons together That variable will now be zeroed 2 Set the manifold to exactly 2 Torr according to a known standard then set the F MID such that the unit reads exactly 2 Torr or 2000 0 a A shortcut for setting the MID is to change the function to
4. graph Vacuum analytics for leak outgassing and pump down e Available with hard or soft protective travel cases options e Bluetooth connectivity to smart phone option 105B Church St Matawan NJ 07747 732 765 0900 sales digivac com www digivac com comico ieee dee Copyright 2015 DigiVac Inc All rights reserved SECTION 2 QUICK START BULLSEYE PRECISION GAUGE A feature rich yet easy to use digital vacuum gauge that is ideal for field use Unpack and Confirm verify you ve received everything you ordered The vacuum instrument contains the following components 1 Vacuum gauge with amber backlight and blue rubber boot attached to 7 of coiled cable with Octal connector 2 Thermocouple Plus vacuum sensor part number SEN VGT500 3 Quick Start guide or this User Manual 5 Turn Backlight on and off with up and down arrows th into systen i Easy to use steps 1 Remove protective boot 2 Remove the battery cover and tnstall 4 AA battertes 3 Plumb the thermocouple sensor into the system to be measured taking care to keep the stem down 4 Power on the device by pressing the PWR button It will take about 5 seconds to turn on 5 If need be turn on the backlight The backlight does not affect gauge reading or accuracy 6 Read vacuum Feel free to explore the latest copy of this manual at www digivac com for all the features that make this a truly useful vacuum measurement and syste
5. not affect calibration INi 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com a Copyright 2015 DigiVac Inc All rights reserved SECTION 4 MODES OF DISPLAY The Bullseye Precision Gauge has four display modes one numeric and three graphical The numeric display has three numeric formats Low Resolution High Resolution and Scientific Notation Display modes are selected from the settings menu Display and numeric formats are selected from the Setting option display The SEL button enters and traverses the Settings menu Display Large number Numeric display with the High Resolution format Large number display with the scientific format The numeric display shows the currently configured units in these examples the vacuum pressure units are microns or torr In any display mode the UP and DOWN buttons turn the backlight on and off respectively the SEL button enters the configuration menu and the ENT button turns the gauge on or off 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com ae oe olies Copyright 2015 DigiVac Inc All rights reserved The battery tndicator shown at full strength Vacuum Range Indicator Bar Graph Level Vacuum Range Full bar In practice this indicator changes based on the current level of pressure The numeric display shows when the vacuum sensor tube
6. of altitude It also varies widely with local weather conditions Variations of one half inch tn a single day are common The word vacuum means pressure lower than atmosphere or suction However tn describing negative pressure the atmosphere ts only a satisfactory reference if we are dealing with values of vacuum down to about 27 inches of mercury Below that it is much more useful to talk in terms of absolute pressure starting from absolute zero The Bullseye Precision Gauge and all similar instruments do just this DigiVac 105B Church St Matawan NJ 07747 732 765 0900 sales digivac com www digivac com ome ree eo ie Copyright 2015 DigiVac Inc All rights reserved e Practical Personal SECTION 13 OPTIONS Product Bullseye Precision Gauge R with Bluetooth 536 tube KF25 1 8 NPT Part CE Features Benefits Number Interface RoHS Bullseye Precision Includes Bluetooth display and Gauge with 1 8 NPT N logging to Apple Android phone or Bluetooth BPGBT tablet via Vacuum Gauge app Bullseye Precision Gauge R 531 BPG 531 1 8 NPT N BPG with upgrade to an all metal 531 sensor Tube Bullseye Precision BPG with all metal 531 sensor and Gauge R with BPGBT 531 1 8 NPT N Bluetooth display and logging to Bluetooth 531 tube Apple and Android Bullseye Precision Gauge R 536 BPG CE 1 8 NPT y BPG with stainless steel 536 sensor with baffle tube Bullseye Precision BPG with stainless stee
7. Bluetooth to view alarm log readings and email data for graphing pump down curves Compatibility Requires iOS 7 0 or later Compatible with Phone Pad and iPod touch DigiVac 105B Church St Matawan NJ 07747 732 765 0900 sales digivac com www digivac com Home of Vacuum Engineering Excellence Teorie DIe END Ae AICS EGTE Te F Precise Practical Personal 24 SECTION 15 TERMS OF USE LIMITED WARRANTY amp LIABILITY WAIVER THE DIGIVAC COMPANY DIGIVAC offers all of its products with the following terms and conditions and notices as follows By accepting and or using a DIGIVAC product you hereby acknowledge and agree to the following terms and conditions and acceptance of these terms and conditions are a condition precedent to any purchase sale agreement between you and DIGIVAC Exclusive Obligation The DIGIVAC product you are purchasing has been designed for a specific use within a set of suitable operating conditions as set forth in its User Manual or as indicated otherwise by DIGIVAC Any use of the DIGIVAC Product for any purpose or under any conditions other than those specified shall render any limited warranty void and shall expressly invalidate any liability of DIGIVAC for damages as a result of such misuse UseR limitation You may not modify copy distribute transmit display perform reproduce publish license create derivative works from transfer or sell any information software products or serv
8. D DIigIVac Precise Practical Personal BULLSEYE PRECISION GAUGE OPERATION MANUAL Pd STAELE 846 Ne Noe 837 Nn 0 PUMP 84000 mic m microns 10000 Bullseye Precision Gauge OD DigiVac YOU MUST READ THIS MANUAL BEFORE USE DigiVac 105B Church St Matawan NJ 07747 732 765 0900 sales digivac com www digivac com Home of Vacuum Engineering Excellence Precise Pr Personal Copyright 2015 DigiVac Inc All rights reserved TABLE OF CONTENTS SECTION 0 eN OE EE EE re 3 SECTION 2 QUICK START BULLSEYE PRECISION GAUGE sesse sesse ee 4 SEC TION SANET RE eo erens Rede prema non ee EO Re OE Eg 5 SECTION 422 MODES OFE DI PIT osse En Ge ede ee ne Dee ei ea 6 SECTION 5 MENU OF SETTINGS os cas eccee ete cnedei zag ASe EE RE ee ee ge VS eg ie 10 SECTION 6 VACUUM SYSTEM ANALYSIS ccccccccsscccssseccssscessseccesseecesseeeesseeeesseeeesseeens 15 SECTION 7 SELF LEST OPERATION essens el send ers de ke Gee de ee be ed es es eie ee 16 SECTION 8 FIELD CALIBRATION esels kie Einde eo eine ee ee eed ei Ge eie 17 SECTION 9 SERVICING AND MAINTENANCE ees esse ese esse ese ee se ee see see 19 SECTION HOSEA ie eek ee eee 20 Instrument Repeatable Accuracy cccccccccessessscesseceseeesseceseessseesseecesecsseeesaeens 20 Instrument Accuracy with Random Tube ese ee RA 20 SECTION 11 SPEGIELATTONS eo sod ss ee ees ese ie De Re We ie Ge 21 SECTION 12 UNDERSTANDING TEER seine si ie eie ne e
9. TE Te B Precise Practical Personal 21 SECTION 11 SPECIFICATIONS Time to resolve 2 seconds to decade 20 seconds to full accuracy Input Voltage 4 AA Alkaline or Micro B USB Maintenance Interval 1 10 years depending on use 6 0 in high 3 5 in wide 1 25 inches deep Overall Dimensions front panel Ambient Operating range 14 F to 120 F Battery Life 60 Hours running Measurement Media Clean Dry Atr or Nitrogen Certifications controller display CE RoHS with 536 sensor tube SECTION 12 UNDERSTANDING TORR This instrument and many similar instruments are calibrated tn microns or milltTorr It ts appropriate to discuss what microns are and to relate microns to other measures of pressure and vacuum Microns are not really a measure of vacuum at all but rather of absolute pressure The pressure of the atmosphere is 14 696 or approximately 14 7 pounds per square inch at sea level One TORR is an absolute pressure of one millimeter of mercury A milliTorr is equal to one thousandth of a TORR A MICRON is the same as a milliTorr This pressure ts due to the weight of all of the air in the earth s atmosphere above any particular square inch This 14 696 PSI is equivalent to the pressure produced by a mercury column of approximately 29 92 inches high or 76 meters 3 4 of a yard or 760 millimeters of mercury Atmospheric pressure varies greatly with altitude It decreases approximately 1 inch of mercury per thousand feet
10. at does not give effect to all provisions of these terms and conditions Modification of Terms and Conditions DIGIVAC reserves the right to change the terms conditions and notices under which their products are offered 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com ae care eee ene Copyright 2015 DigiVac Inc All rights reserved
11. fluorocarbon refrigerants and acetone Conversely other gasses have thermal conductivity significantly lower than air and will cause the instrument to read lower than actual pressure Examples of such gases include helium oxygen and to a lesser extent CO2 When interpreting readings using gasses other than air tt should be borne tn mind that the Bullseye Precision Gauge reads absolute pressure that is the opposite of vacuum Thus a lower numerical reading actually is a higher level of vacuum For more information refer to section 8 0 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com ae care eee ene Copyright 2015 DigiVac Inc All rights reserved 20 SECTION 10 ACCURACY Instrument Repeatable Accuracy Range Accuracy 1 99 millitorr 2 millitorr or 20 100 2000 millitorr 1 250 800 Torr 25 Instrument Accuracy with Random Tube This assumes the replacement Tube ts the same type from the same manufacturer MID and VAC set to zero ATM rough calibrated to 760 when tube exposed to ATM Range Accuracy 001 to 030 Torr 015 Torr 030 to 1 00 Torr 30 of reading 1 00 to 300 Torr In range 1 300 Torr increasing pressure results in increasing value 300 to 800Torr 30 of reading INI M N 47 DigiVac OSB Church Si atawan VJ 0 732 765 0900 sales digivac com www digivac com Home of Vacuum Engineering Excellence Teorie ESME DIle END Ne EN EG
12. i ee ese De 21 SEETION 13 APE TEN N nss ed sk een hbase nme Dio Ge ee Ge 2 SECTION 14 BLUETOOTH CONNECTIVITVY esse esse esse esse esse ee see es se ese ee ee 23 SECTION 15 TERMS OF USE LIMITED WARRANTY amp LIABILITY AR do AR EO EO EE RE OE EE DE Oe 24 DigiVac 105B Church St Matawan NJ 07747 732 765 0900 sales digivac com www digivac com ae oe olies Copyright 2015 DigiVac Inc All rights reserved SECTION 1 OVERVIEW The Bullseye Preciston Gauge is a rugged portable vacuum measurement instrument designed specifically for the demands of field use It is a highly accurate digital vacuum gauge using field proven thermocouple vacuum sensor technology The Bullseye Precision Gauge offers several viewing options including numeric bar graph line graph and pumpdown graph display Portable e Rugged design that offers a super strong magnet for hands free vacuum measurement e Field proven thermocouple vacuum sensing technology Precise e Bullseye accuracy available in 12 different measurement units microns millitorr Torr mm of Hg mbar bar kPa Pa PSIA inches of Hg mm and inches of water e Field calibratable Reliable e 70 hour battery life e Protective rubber boot e Simple easy to use design Features e Auto Off On Off soft switch Battery level tndication Good Bad sensor tube indication Self test mode Field replaceable sensor 3 different graphical displays of vacuum pressure pump down line or bar
13. ices obtained from or created by DIGIVAC to any third party without the express written consent of DIGIVAC to do otherwise Any violation of this provision shall give rise to an indemnification of DIGIVAC by you for any third party claims arising out of such violation THIRTY 30 DAY LIMITED Warranty All DIGIVAC products are warranted against any manufactured defect for a period of thirty 30 days from date of purchase unless such product is a custom work for you and not a standard DIGIVAC product Any product qualifying as a custom work shall not be warranted against any defects for any purpose and your acceptance of such custom work shall relieve DIGIVAC of any liability for any purpose WITH THE EXCEPTION OF THE LIMITED WARRRANTY ABOVE YOU AGREE ANY DIGIVAC PRODUCT IS PROVIDED AS IS EXCLUSIVE OF ANY WARRANTY INCLUDING WITHOUT LIMITATION ANY IMPLIED WARRANTY OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE NON INFRINGEMENT OR ANY OTHER WARRANTY EXPRESSED OR IMPLIED Limitation Of Liability You agree and acknowledge DIGIVAC shall have no liability to you whatsoever for any direct indirect punitive incidental special consequential damages arising out of or connected with the use or misuse of its products In particular given the nature of DIGIVAC products you agree and acknowledge under no circumstances whatsoever shall DIGIVAC be liable to you for any consequential damages for damage to any non DIGIVAC product or service arising f
14. ick Tip This software version identifier is useful for communicating with the factory or distributor support Factory Defaults The last step in the settings screen will return all the settings to factory defaults This does not affect calibration Tap the reset button to restore factory defaults Auto Off Operation The auto off feature will engage only in the unattended mode of operation The Bullseye Precision Gauge will not turn itself off when e connected to a system under vacuum less than 100 Torr pump down feature set e any button activity on instrument will reset auto off time elapse e in calibration mode Set Point Operation A Set Point can be enabled to alert the user when a specific vacuum level is reached Enter the menu option Setpoints Adjust to the desired setpoint using the Up and Down arrows Then press Next and use the Up and Down arrows to choose the desired alert Beep Flash or Beep Flash The unit will alert the user when the defined vacuum level is reached Press any button to silence the alert 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com Bano NACE s Copyright 2015 DigiVac Inc All rights reserved 15 SECTION 6 VACUUM SYSTEM ANALYSIS The result of the Vacuum System Analysis is one of PUMP LEAK OUTGAS or STABLE and ts shown tn some display modes Internally one data set serves the Pump down and Time Auto line graphs as we
15. ign matter It is often possible to restore the functionality of contaminated probes with cleaning If the contaminant ts known the tube should be filled with a fluid that is known to be a solvent to that contaminant As an example ether is often effective tn removing residues of some oils Commercial carburetor cleaners are very powerful solvents and are highly effective against some contaminants After cleaning with solvents the gauge tube should be completely dried or flushed with a volatile solvent to assure that it is dry prior to reinstalling it f this is not done contamination of the system may result Maintenance Your vacuum instrument should give you many years of trouble free service There are no regularly scheduled maintenance intervals If consistent accuracy is required it is recommended that the gauge tube cable and power supply be returned for a yearly calibration check NOTES ON CALIBRATION The instrument is calibrated in nitrogen which has thermal properties virtually identical to air Other gasses will affect the readings by an amount proportional to the thermal conductivity of the gases In most cases the gases present in a vacuum system will be air nitrogen or oxygen and no appreciable errors will occur Certain other gases however have thermal conductivity significantly greater than air and will cause the instrument to read higher than the actual amount of pressure Examples of such gases are water vapor
16. is disconnected failed or when an over range condition exists pressure above 1000 Torr 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com ae oe olies Copyright 2015 DigiVac Inc All rights reserved Display Bar Graph The bar graph visualizes the current sensor reading with a 6 stage stepped bar isplay Pump down graph The pump down graph plots time horizontally and logs pressure vertically The horizontal time scale is selected using the configuration option Pump down time The vertical pressure scale is logarithmic indicating order of magnitude from one micron to atmosphere The top left is the current vacuum pressure display figure In the center of the first line is the Vacuum System Analysis PUMP and to the right ts one of either the pump down rate in units per minute or the data set window size tn hours minutes and seconds The STABLE case shows data set window size Home of Vacuum Engineering Excellence Precise Practical Personal Oo DigiVac Display Line graph The auto scaling or auto ranging time graph is a microscope into the pump down data Current or most Maximum amp recent pressure Minimum value in measured range In this mode the pump down graph is shown with a linear pressure scale that is fit to the pressure range of the data set The height of the graph display is the pressure range of the data set in a linear scale
17. l 536 sensor Gauge R with BPGBT CE 1 8 NPT Y with baffle and Bluetooth display Bluetooth 536 tube and logging to Apple and Android Bullseye Precision BPG with stainless steel KF16 536 Gauge R with BPGBT KF16 y sensor with baffle and Bluetooth Bluetooth 536 tube KF16 display and logging to Apple and KF16 Android BPG with stainless steel KF25 536 BPGBT KF 25 y sensor with baffle and Bluetooth KF25 display and logging to Apple and Android Weatherproof BPG with Bluetooth ruggedized sensor cord stainless Weatherproof steel sensor amp external power Bullseye BPGBT WP supply meant for outdoor installation Bullseye Precision Gauge R HVAC kit BPG R 1 4 Flare N Bullseye Refrigeration version Bullseye Precision Bullseye Refrigeration version with Gauge R HVAC kit 1 4 Flare N Bluetooth display and logging to with Bluetooth BPG R BT Apple and Android phone or tablet Bullseye Hard CAS HARD Hard case with die cut foam for Case BPG secure storage CAS SOFT High quality custom protective soft Bullseye Soft Case BPG case with shoulder strap BE fitting kit for hooking up a Bullseye to many common ie interfaces including 1 8 NPT ngs KF16 KF25 1 4 I D hose 3 4 LD hose and a modified rubber stopper for testing vacuum pumps PaT 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com Wool er am Copyright 2015 DigiVac Inc All rights reserved 23 SECTION 14 BLUETOOTH CONNECTIVITY
18. lable on the menu screen In the example above the configuration menu is ready to change the display to the Pumpdown Graph In thts state pressing the ENTER button will change the display to the Pumpdown Graph or pressing the SKIP button will ignore the state of the menu screen and leave the display mode unchanged Number format The number format setting defines the vacuum pressure number format throughout all modes of display The UP and DOWN buttons select a format type from High Resolution Scientific and Low Resolution and the ENT button saves the current choice 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com Home of Vacuum Engineering Excelence Oie ENT Mule AE 18U eb 11 High Resolution The High Resolution format has three digits of precision For example an internal vacuum value of 1234 microns um Hg would be displayed as 1 23 torr tn the High Resolution format with torr units Additionally this format gives the raw vacuum measurement data which may be useful for trending but could also result tn a noisier reading Low Resolution The Low Resolution format has two digits of precision For example an internal vacuum value of 1234 microns um Hg would be displayed as 1 2 torr in the Low Resolution numeric format with torr units This number format also gives a filtered number depending on the accuracy of the gauge in the pressure range of measurement For exa
19. ll as the Vacuum System Analysis The data ts visualized in the Pump down and Time Auto line graphs The data set is maintained continuously in every mode of operation Data set size The width of the data set in time ts configured with the option Pumpdown time This figure is employed to determine the time slices that are accumulated at a rate of roughly three updates per second A small difference will accrue depending on the actual data set span in hours minutes and seconds The Pump down graph with a STABLE case under 100 torr will display the actual time window size tn hours minutes and seconds Differential Analysis The Vacuum System Analysis looks at the last quarter of the pump down data set to determine the state of the system under test The whole analysis ts recomputed approximately three times per second The LEAK result indicates pressure increasing towards atmosphere with rates that are not typically indicative of outgassing alone The PUMP result indicates a strong pressure descent to vacuum as for a system under vacuum pump down The OUTGAS result indicates evidence of outgassing Evidence of outgassing is a pressure trend that is ascending at a rate that is decreasing Eventually the rate of ascent decreases until the pressure stabilizes The STABLE result indicates no particular evidence of venting LEAK or outgassing and is shown for slow pump down rates Reset Historical Da
20. m analysis tool 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com ae oe olies Copyright 2015 DigiVac Inc All rights reserved SECTION 3 MENU TREE Change from 001 to 1000 Torr Scientific 1 None 2 Beep 1 microns 7 pascals 3 Flash 2 mtorr 8 PSIA 4 Beep amp Flash 3 torr 9 mm Hg 4 mbar 10 in Hg bar Ti mm H20 6 kpa 12 in H20 1 microns T pascals 2 mtorr 8 PSIA Load Calibration data 3 tor 9 mmHg 4 mbar 10 in Hg i 5 bar 11 mm H20 Adjust ATM calibration 6 kpa 12 in H20 13 Units Sync Adjust MID calibration 1 1 minute 5 2 hours Adjust VAC calibration 2 10 minutes 6 6 hours 3 30 minutes 7 12 hours 4 1 hour 8 24 hours Store calibration 1 0 no auto off 5 20 minutes 9 40 minutes 2 5 minutes 6 25minutes 10 45 minutes Aulo calibrate 2T 3 10 minutes iA 30 minutes 11 50 minutes 1 0 no auto off 5 20 minutes 9 40 minutes 2 Sminutes 6 25minutes 10 45 minutes Auto calibrate 2mt 3 10 minutes nA 30 minutes 11 50 minutes 4 15 minutes 8 35 minutes 12 55 minutes 13 60 minutes Change from 15 87 Khz high pitch to 1 59 Khz low pitch Button Functions Change from 15 87 Khz high Power on off save setting and exit to main display pitch to 1 59 Khz low pitch ENT to check unit Enter menu skip to next setting Backligh on or off change option or value Sets all settings to factory defaults does
21. mple it may count by 100 Torr increments around 400 Torr since the accuracy tn this range ts 100 Torr which results tn a quieter gauge Scientific The scientific format has two digits of precision with a base ten exponent following conventional usage For example an internal vacuum value of 1234 microns um Hg would be displayed as 1 2 x 10 torr For any resolution below 2 millitorr the scientific format must be used Set point value The Set Point Value is defined in terms of the current vacuum pressure units The Set Point tndicates a pump down to configured pressure state according to the setting of the Set Point Action See Set Point Operation for more detail Set point action The Set Point Action is defined as one of a set of choices including None Beep Beep and Flash or Flash For details of operation refer to the section Set Point Operation 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com ae oe olies Copyright 2015 DigiVac Inc All rights reserved 12 Pumpdown time The pump down time configuration option defines the width of the Pumpdown Graph and pumpdown rate window The pumpdown rate ts the difference between the start and end of the pressure data shown in the pumpdown graph For example using a pump down time of ten minutes a system pump down from atmospheric pressure to one torr in ten minutes has a pump down rate of 760 torr
22. not log The top left figure is the maximum value in this range and the bottom left figure is the minimum value in this range The top right figure is the current or most recent value in the instrument Please Note Sometimes this visualization is not useful showing noise This noise comes from the instrument s process of measurement as well as the vacuum system under measurement The auto scaling graph ts a data visualization microscope tn this sense Useful Quick Tip This visualization can show a very small climbing or descending trend that the vacuum analysis algorithm has not declared as a leak or pumping 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com ae oe olies Copyright 2015 DigiVac Inc All rights reserved 10 SECTION 5 MENU OF SETTINGS Display Pressing the SEL button from the vacuum display screen will present three submenus Settings Calibration and Set points The settings menu ts a linear series of menu options that are stepped or skipped through using the SEL button Above each button ts a utility hint to indicate specific button function The SKIP hint is above the SEL button to tndicate that the SEL button ts used to step or skip to the next menu screen with no configuration change The ENTER hint above the ENT button indicates that this button is used to enter the display mode as shown tn the menu screen Using the UP or DOWN buttons will change the option avai
23. per ten minutes or 76 torr per minute Auto Off time Use this setting to save battery power during periods of inactivity The figure zero will disable the auto off battery saver feature To see the specifics of this feature look at the Auto Off Operation section With a positive non zero value the unit will indicate the Auto Off Backlight time Use this setting to save battery power during periods of inactivity The setting of 0 will never turn off the backlight Set the Backlight time to a specific number of minutes to determine when the backlight will turn off which can help conserve battery life Sound The two sound configurations determine the audible Set Point Alarm and Calibration Storage Acknowledgement tones named Sound SP and Sound Cal respectively The Set Point Alarm sound ts typically configured to a different value from the Calibration Acknowledgement sound 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com a lion Copyright 2015 DigiVac Inc All rights reserved 13 Self Test The self test function reviews the Tube and Battery status and resets the internal Elapsed Time Clock Pump Down Data and Auto Off subsystems Enter the Self Test sequence with this option Refer to the section Self Test Operation for more detail Measurement Units The units settings permits numeric vacuum values to be displayed tn any one of a 12 available vacuum
24. pressure units including microns millitorr millimeters of mercury Torr mbar Bar Pa kPa inches of mercury mm of water inches of water and PSIA Note that inches of mercury and inches of water ts zero referenced to 760 Torr absolute pressure Useful Quick Note A negative number indicates vacuum a positive number indicates pressure relative to sea level Units pumpdown rate The Units Pump down configuration option permits the pumpdown rate figure displayed in the Pumpdown Graph to employ identical or different units from the numeric vacuum units Use this option to change the pumpdown rate untts allowing you to sync with your standard operating procedures for your particular vacuum system The Sync option shown tn this example above maintains the pumpdown rate units as identical to the primary vacuum units Note Sync is the recommended configuratton employing mixed units could be a source of misinterpretation 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com ae oe olies Copyright 2015 DigiVac Inc All rights reserved 14 Calibration This configuration option ts available from the main menu and will enter the field calibration mode Refer to the section Field Calibration for a complete description of the operation of the Calibration function Version The last step tn the configuration menu reports the software version identifier Useful Qu
25. red below press the ENT button to enter the field calibration mode The field calibration mode shown below shows digital signal counts and torr pressure times 10 000 Torr x 10 4 For example one micron or millitorr is 10 in the Torr x 10 scale Calibration parameters The calibration method employs a zero mid and span model The ATM parameter ts modified to align to a calibrated 760 torr reference and the VAC parameter is modified to align to 5 millitorr In the Torr x 10 scale employed in the Calibration mode these pressures are represented with the figures 760000 0 and 5 0 respectively Calibration functions The calibration mode can operate using a function concept The current function is one of eight available functions operations and is shown above the EXIT button hint as F LOAD in this example The four functions are F LOAD F STORE F ATM F MID F VAC F 2T F 700T and F 2mT The SEL button changes the current function among these four possibilities Functions F ATM F MID and F VAC The F ATM and F VAC functions enable the UP and DOWN buttons to change these parameter values As these parameter values change the tnternal pressure value register shown tn the Calibration display at Torr x 10 ts modified Useful Quick Note These values are not saved for use beyond the calibration session until they are stored using F STORE Functions F LOAD and F STORE The
26. rom the failure use or misuse of a DIGIVAC product including but not limited to any vacuum system engine vehicle factory or the like In the event a court of law with proper jurisdiction finds DIGIVAC liable to you for any purpose you agree and acknowledge DIGIVAC s maximum liability shall not exceed the purchase price of one unit of product giving rise to such liability or 250 00 whichever is greater Entire Obligation These terms and conditions express the entire obligation of DIGIVAC with respect to its products If any part of these terms and conditions are deemed void invalid unenforceable or illegal including but not limited to the warranty disclaimers liability disclaimers and liability limitations set forth above then the unenforceable clause or sentence may be disregarded with the remainder of these terms and conditions valid and enforced In the event the unenforceable clause or sentence leaves a void in these terms and conditions a provision closely matching the intent of the unenforceable provision should be deemed inherent within these terms and conditions slightly modified to render such provision valid and enforceable General These terms and conditions are governed by the laws of the State of New Jersey USA You hereby consent to the exclusive jurisdiction and venue of the Courts of New Jersey in all disputes arising out of or relating to the use of this product Use of this product is unauthorized in any jurisdiction th
27. ta The pump down data set ts cleared in power off states turned off or dead or missing batteries DigiVac 105B Church St Matawan NJ 07747 732 765 0900 sales digivac com www digivac com Home of Vacuum Engineering Excellence Teorie DIe END Ae AICS EGTE Te F Precise Practical Personal 16 SECTION 7 SELF TEST OPERATION The Self Test feature ts available from the Configuration option Self Test pictured below From this Configuration option press the ENT button to enter the Self Test sequence The Self Test sequence will then start after you press any other button Step 1 Performs tests of the Battery level and Tube connection Step 2 Pressing any button will initiate the second step shown below The second step reviews the detailed results of the tests performed in the preceding step Pressing any button will proceed to the third step Step 3 Reports the overall condition as GOOD or NOT GOOD based on the results reviewed in the previous step Pressing any button will exit the Self Test and reset the Elapsed Time Clock and dependent subsystems including the Pump Down Data Set as occurs on any power off state turned off or batteries dead or missing 105B Church St Matawan NJ 07747 DigiVac 732 765 0900 sales digivac com www digivac com Bano NACE s Copyright 2015 DigiVac Inc All rights reserved 17 SECTION 8 FIELD CALIBRATION From the Settings view choose Calibration pictu
Download Pdf Manuals
Related Search