VPFlowScope (dP) Manual
Contents
1. SCH5 SCH 10s 10 SCH 30 SCH 40S 40 SCH 80s 80 NPS py OD OD ID ID ID ID ID ID ID ID ID ID inch inch mm _ inch mm inch mm inch mm inch mm inch mm 2 50 2 375 60 33 2 245 57 028 2 157 54 792 2125 53 98 2 067 52 506 1 939 49 256 25 66 2 875 73 02 2 709 68 804 2 635 66 924 2499 63 47 2 469 62 708 2 323 59 3 80 3 5 88 9 3 334 84684 3 26 82 804 3 124 79 35 3 068 77 928 2 9 73 66 3 5 90 4 101 6 3 834 97 384 3 76 95 504 3 624 9205 3 548 90 12 3 364 85 446 4 100 4 5 114 3 4 334 110 084 4 26 108 204 4124 104 75 4 026 102 26 3 826 97 18 5 125 556 141 40 5 345 135 762 5 295 134 492 5 047 128 194 4 813 122 25 6 150 6625 168 27 6 407 162 732 6 357 161 462 6 065 154 046 5 761 146 324 8 200 8 625 219 08 8 407 213 542 8 329 211 562 8 071 205 008 7 981 202 722 7 625 193 68 9 9 625 244 48 10 250 10 75 273 05 12 300 12 75 323 85 14 350 14 3556 NPS Normalized Pipe size DN Nominal diameter OD Outer Diameter ID Inner Diameter VPFlowScope User Manual 43 Rev 16 Aug 20112. araia Beit ee 293 15K 20 C 150 1217 V Totalizer mn i Totalizer VPFlowScope User Manual Rev 16 Aug 2011 18 4 5 Step 4B Log and read out data log sessions The data logger of the VPFlowScope dp is located in the display The display interchangeable between VP FlowScope dP sensor modules Check the firmware versions though Step 4B 1 Data logging You can start logging right a way It is useful to synchronize the date and time with your PC Store data via VP Studio Press Rec Esc on the keypad Press Enter to confirm andthe VPFlowScope dP starts recording Feedback The third line is alternating between the recording state S and a chosen parameter The recording mode is shown by a blinking dot See picture on the right The data logger contains 500 000 points Default setting recording once per 5 seconds Change the interval settings with VP Studio See chapter 6 Stop recording by Esc Rec and confirm The blinking dot disappears Read out you logged DAQ session with VP Studio Step 4B 2 Read out log file Connect the VPFlowScope dP to VPStudio See steps 4A 1 to 4A 5 Fold out completely the explorer tree Your log sessions appear Select the session you want to read out move the mouse over the graph and press right mouse button Acquire to start acquisition The time to acquire all data depends on the amount of logged data it can vary between s
3. The VPFlowScope s thermal sensor measures mass flow The sensor response signal is directly Working principle related to the mass flow rate and can be HOW described by the following formula mer mm Heat emission Vout k v Ts Tg gt 3 333 Vout output voltage sensor k sensor geometrical constant thermal conductivity of the gas density of the gas Tsensor v actual velocity in m sec Ts sensor temperature Tref Tg gas temperature Heating C2 Working principle of the VPFlowScope dP VPFlowScope Transmitter housing _ Absolute pressure sensor Differential pressure sensor De VPFlowScope dP has a different working principle although outputs are the same The VPFlowScope dP also generates output in mass flow pressure and Locking ring temperature i Temperature The VPFlowScope dP features two digital pressure sensors One sensor measures the dynamic pressure Dynamic pressure port Negative side _ pressure port generated by the airflow The other sensor measures the static pressure A temperature sensor is used for compensation Positive side maT The three sensors combined give a direct mass flow readout similar to ISO 1217 compliant compressor test equipment Differential pressure principle The first differential pressure velocity meter was invented around 1732 by Henri Pitot A moving fluid causes a pressure differential which can be calculated wi
4. VRP INSTRUMENTS VPFlowScope dP Manual VPFlowScope and VPFlowScope dP Firmware 1 15 1 With VPStudio 2 0 0 vp FlowScops Revision 16 August 2011 VP FlowScope is a registered trademark of Van Putten Instruments B V Copyright 2006 2011 Patents pending Our product technology and software are protected by various patents trademarks and copyrights Van Putten Instruments Buitenwatersloot 335 2614GS Delft The Netherlands T 31 0 15 213 1580 F 31 0 15 213 0669 info vpinstruments com www vpinstruments com VPFlowScope User Manual Rev 16 Aug 2011 WARNING READ THIS FIRST VRP INSTRUMENTS Congratulations You have bought a state of the art insertion mass flow meter from VPlInstruments The VPFlowScope and VPFlowMate are versatile and easy to use and can be very powerful tools to monitor compressed air consumption However there are a few important issues you need to know before using these kind of instruments Please also see the instruction manual before use Insertion probes can be dangerous Please familiarize yourself with the forces on the probe under pressurized conditions and ALWAYS use the safety chain or an additional safety belt when installing the instrument Respect the local guidelines and regulations for working with pressurized equipment Gas flow through pipes follows certain physical laws These physical laws have serious consequences for the installation requirements Familiarize yoursel
5. 38 3601 570489 45 5165 854852 7 23 2007 13 01 55 37 8282 5 7054 45 4928 854852 10 7 23 2007 13 01 56 37 8282 57054 45 4928 854852 11 7 23 2007 13 01 57 37 9074 5 70589 454946 854852 12 7 23 2007 13 01 58 38 0035 5 70589 45 4903 854852 13 7 23 2007 13 01 59 38 3728 5 70602 45 4 ara T 7 14 7 23 2007 13 02 00 38 0702 57062 45 15 7 23 2007 13 02 01 38 0702 57062 45 Flow measurement 16 7 23 2007 13 02 02 37 947 570655 45 4 17 7 23 2007 13 02 03 37 4615 570641 45 4 38 8 18 7 23 2007 13 02 04 37 8771 5 70628 45 4 19 7 23 2007 13 02 05 37 7489 5 70645 45 4 38 6 ok loo on a wn 20 7 23 2007 13 02 06 37 7325 5 70649 45 4 21 7723 2007 13 02 07 37 8608 5 70706 45 4 22 7 23 2007 13 02 08 37 5825 570729 45 38 2 Flow wo al o a 34 368 OO Oo he v sos 9 ort 35 1 2 3 4 5 6 7 8 9 10 11 12 13 Tekengebiedf 18 19 20 21 Eo Time 38 a a a A a 4 4 gt gt voorbeeld excel file I lt i zl Gereed NUM a Start E 3 Internet Meetdata K Cynthia Kui Sales Order S Report Ord y4 Pegasus Mai Gl Making a gr FS Microsoft Ex NL m CE 11 03 am You can adjust the lay out of the graphic like colour or size by clicking o
6. Double elbow 40 D These objects cause swirl and unequal flow profiles Diameter change small gt gt big Diameter changes can be abrupt or sloped These changes may cause jet shaped flow profiles which result in a high reading p Diameter change a big gt gt small 10 D These objects have a positive effect They flatten the flow profile 40 D Closed or open branch l en D These objects generate vortices and flow profile disturbance ag See also to the ISO 14511 2001 Measurement of fluid flow in closed conduits Thermal mass flow meters international standard Communication with end user Sometimes you cannot meet all the installation guidelines and you have to install in non perfect conditions In some cases a measurement with higher uncertainty is better than no measurement at all Communicate this with your end user so they can take this uncertainty into account Prepare the installation The VP FlowScope dP can be inserted through a welding tap with internal 1 2 inch thread or through a hot tap saddle see pictures A hot tap saddle can be installed under pressurized conditions so there is no need to shut down production Use a ball valve to insert and retract the VPFlowScope dP when you want Use a 1 2 inch full bore ball valve or a 3 4 inch ball valve The VPI hot tap drill has a 1 drill size In that case place a 1 ball valve and use after drilling a reducer to
7. Start execute program gt gt type cmd and press enter Go to the directory where you have placed modpoll exe ARON Basic command syntax using modpoll modpoll a address r register number t data type b baudrate p parity COM Port type modpoll h for help Examples The following examples can be tried out to test the Modbus communication read flow value modpoll a 9 r 19 t 4 b 38400 p none COM3 gt gt Answer example 1167 Divide by 100 Flow 11 67 cfm read pressure value modpoll a 9 r 33 t 4 b 38400 p none COM3 gt gt Answer example 733 Divide by 100 Pressure 7 33 bar read temperature value modpoll a 9 r 65 t 4 b 38400 p none COM3 read totalizer modpoll a 9 r 129 t 4 b 38400 p none COM3 Set multiplier to 100 for these examples Floating point example Read flow in mn sec from floating point register VPFlowScope User Manual Rev 16 Aug 2011 28 modpoll m rtu a9 r26 t 4 float 038400 p none COM9 Answer 76 811389 7 2 4 Advanced use Do it yourself one on one connection For a one to one connection with a PLC or a different type of RS485 converter please There is some confusion about A and B in the RS485 standard If you experience communication see the wiring scheme below When short l oo oo problems you should swap the A and B wire to see if wiring is used a termination resistor is not this is the cause needed For longer wires gt 10m please
8. install more than one VPFlowScope dP in VPStudio each one has to be connected with an individual RS485 USB converter to your computer You can read out only one at a time Internal clock synchronization When you Store settings via VPStudio the internal clock of the VPFlowScope dP synchronizes with the clock of the computer It is important that you are not in the menu of the display of the VPFlowScope dp Menu of VPStudio Units Go to Options gt Setting Units to change the units between Sl and Imperial License Manager Go to Help gt License manager To adapt or change the license key of your VPStudio Index This user manual SI Units and Imperial Units For VPFlowScopes dP with a firmware version lower than 1 0 15 you can only read out data in SI Units 6 2 Connection VPStudio VPFlowScope See the connection status with your VPFlowScope in the right corner below File Options Tools Help Explorer Det Refresh Com Port Nr COM1S 5 Refresh the connection with your VPFlowScope dp by right mouse click in the ann explorer field and click Refresh VPStudio actively seeks connection with the VP FlowScope E new device 6 3 VPFlowScope settings and basic configurations Click on your VPFlowScope in the s Explorer explorer Com Pot Nr comis a YPFlowScope Tube diameter 106 1 mm Baudrate 38400 Status tab shows specifications of sebes G The diameter must be smaller than 1016
9. of the flow range in normalized velocity With VPStudio you can select which parameter you want to read out flow pressure or temperature and the corresponding unit See chapter 6 for more information You can hook up the 4 20mA output to an existing control or central supervision system for read out or you can use e g a digital multi meter to test the current output locally See tips and tricks for the 4 20mA connection in appendix E VPFlowScope User Manual Rev 16 Aug 2011 26 7 2 Using Modbus 7 2 1 Introduction to Modbus For new users a complete introduction on the Modbus standard can be found on www modbus org See the document Modbus over serial line V 1 02 pdf which can be downloaded from their website We strongly recommend to download and read this information carefully For the 32 bit holding registers the multiplication factor needs to be programmed via VPStudio You need VPStudio 1 19 0 or higher to perform this action The default factor is 100 but with older upgraded units the factor will be 0 resulting in no output 7 2 2 Holding registers firmware revision 1 15 0 and up The actual measurement data is placed in holding registers To read out data you will need to use the corresponding holding register pe pew e o Flow in mn sec Flow in m hr Flow in In min Flow in scfm Flow in m min Flow in sfps Pressure in bar Pressure in psi Temperature in degC Temperature in d
10. Aug 2011 29 Line To Balanced pair termination 1 2 VPFlowScope slaves 8 VPFlowScope dP with Connector Cap The VPFlowScope dP with connector cap can be used when you do not need a display and or data logger on the VPFlowScope dP itself Examples of usage are when there is a central monitoring system like VPVision or when there is a direct RS485 connection with a central control system The VPFlowScope dP can only be read out via the outputs RS485 or 4 20mA A See the previous chapter how to connect and read out the outputs k Be aware that you do need a display interface box kit and VPStudio to for instance Configure a pipe diameter in the flow meter to have volume flow Set the 4 20mA output to a different parameter e g in m3n hr Configurate a ModBuss address Default is address 9 When you have several flow meters in your network each one should have a different address VPFlowScope User Manual Rev 16 Aug 2011 30 9 Service The VPFlowScope dP needs regular maintenance to ensure that the product is functioning properly Especially when the product is used for mobile air audits we recommend inspecting the instrument before and after every audit to ensure that the product has not been damaged For precision measurement equipment such as the VPFlowScope dP a proper maintenance program is key to reliable measurement results and a long product lifetime WARNING As with all pressure syst
11. NO OTHER WARRANTIES EITHER EXPRESSED OR IMPLIED ARE MADE WITH RESPECT TO THE PRODUCTS INCLUDING BUT NOT LIMITED VPFlowScope User Manual Rev 16 Aug 2011 4 TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE TITLE OR NONINFRINGEMENT OR ANY OTHER WARRANTIES THAT MAY ARISE FROM USAGE OF TRADE OR COURSE OF DEALING VPI DOES NOT WARRANT GUARANTEE OR MAKE ANY REPRESENTATIONS REGARDING THE USE OF OR THE RESULTS OF THE USE OF THE PRODUCTS IN TERMS OF CORRECTNESS ACCURACY RELIABILITY OR OTHERWISE AND DOES NOT WARRANT THAT THE OPERATION OF THE PRODUCTS WILL BE UNINTERRUPTED OR ERROR FREE VPI EXPRESSLY DISCLAIMS ANY WARRANTIES NOT STATED HEREIN NO LIABILITY FOR CONSEQUENTIAL DAMAGES The entire liability of VPI including its directors and employees is set forth above To the maximum extent permitted by applicable law in no event shall VPI including its directors and employees be liable for any damages including but not limited to any special direct indirect incidental exemplary or consequential damages expenses lost profits lost savings business interruption lost business information or any other damages arising out of the use or inability to use the Products even if VPI has been advised of the possibility of such damages Customer acknowledges that the applicable purchase price or license fee for the Products reflects this allocation of risk WARNING VPI PRODUCTS ARE NOT DESIGNED WITH COMPONENTS AND
12. check if the VPFlowScope is wired and connected correctly Explorer Com Part Nr COMIS YPFhy Scope Satus Serial number Type See the units right blow corner SI Units here Calbeanon date Informanen Maintenance date Device Properties Device properties Avatable devices Serialnr Status 5100202 F Connected Description VPFlowScope Com porter Type Device COMIS VWPFlowScope add selected device Ss Scan Device Description VPFlowScope Type VPFlowScope Type Serial Port see Avaliable devices above to get your port number 15 Baudrate Stopbrts Parity Irstalation Speoticetions 5100202 Fio 30 82 mnjsac Other Temperature 0 60 C Pressure 0 16 bar Producten cate 13 Decembar 2007 ayFesrueryi 2009 2 Fetruay 20t2 State Maintenance ok In details Status tab you should see the specifications of your flow meter the serial number last calibration date advised service date etc Click on dsalay to read settings VPFlowScope User Manual Rev 16 Aug 2011 The installation tab configure here the Eam File Options Tools Help VP FlowScope dP sensor module e g enter s i Com Port Nr COM15 the tube diameter rm VPFlowScope Status Installation nvironment t R5485 Communication Tube diameter 106 1 mm Baudrate 38400 w Stopbits 1 v The diameter must be smaller than 1016
13. data export function See chapter VP Studio Stunits MCSE Export Options Step 4A 7 Export data to csv file The real time data can be exported to a csv file at any moment for further data processing Click right mouse button in the details field click Export Choose a name and a place for your export file click OK The Export Options dialog appears Choose which data to export and how e General settings You can change the delimiter for the CSV file here to match you country residual settings e Export select which parameters with which units you want to export e Advance When you have a lot of measurement data split files per day and or average the data to make it manageable See appendix D how to generate graphics with Excel General settings Decimal Point Thousands group separator List Separator Export types Flow mnjsec v Reference Temperature 273 15K oec DIN 1343 v Pressure bar vi Temperature c v Totalizer Advanced C Split files per day O Average data per E Er minutes Export Options Export Options Acquire Flow gt Export types Pressure gt Export types Flow Reference Temperature Flow mn sec i hd mnjsec Temperature gt iis Reference Temperature 273 15K 0 C DIN 1343 m njhr Pressure oe Pressure 288 15K 15 C ISO 2533
14. device _ Local Setting Units Dialog The Local setting units of PStudio is set to International System of units SI IF you want to change it to Imperial units choose Imperial st If you want to change it in the Future go to Menu of PStudio gt Options gt Setting Units and choose the local setting units that you want Imperial First create your VPFlowScope dP in VPStudio Click right mouse button in the explorer field and click New device The Add New Device window appears Press Scan button to show all possible connections on your PC In the Available Devices column search for the VPFlowScope you want to connect here COM15 Select the VPFlowScope and click Add selected device Write in the Description field a name of your choosing VPFlowScope here All other parameters will be pre configured automatically Type VPFlowScope Serial port Number of port here 15 Press OK The VPFlowScope is added in the explorer field z VPStudio Tools Help Details Welcome to VP Studio Use the context right click menu in the Explorer to create a new or modify an existing Device object Simply click on a Device object in the Explorer to configure a Re esh FS Click on the icon to ex and the possibilities of the Device object Ele Options Jook Hab See you connection status right below corner When it is disconnected
15. mm and bigger than 25 mm Parity None v Always click on Store in the right corner below to store the configurations in the VPFlowScope Store also synchronizes the eee i vete clock of the VP FlowScope to your PC sn Miscellanious Modbus Hardware address 9 4 m Min Max Diameter Factory default 80 00 80 00 Mols Set default Last saved 0 50 80 00 mols 106 10 mm Actual 0 50 s0 00 S Imnisec vl 0 50 80 00 mals 106 10mm Graphical representation min Base unit mals max Factory 80 00 J Factory 0 00 Actual oso oo Feedback settings inside of range v SiUnits MCSE Step 4A 6 VP Studio real time information e Open the VPFlowScope folder in the VPStudio File Options Tools Help Explorer exp l O re r fi e l d by C l cki n g t h e n fro nt of 5 P VPFlowScope lt Press legend to en disable a graph Total m n 00000075 A HeRR Flow Pressure Temperature your VPFlowScope Osy DAQ History e Click on Real time data Oi dt SEE e Move the mouse over the graph and press right mouse button gt Acquire to start acquisition Status turns yellow when communicating with your flow meter The sample rate is fixed and is 1 sample sec every second a measurement is taken 0 00 33 16 s G G During real time measurement the right NS En EE mouse button gives you access to graph functions and
16. monitor and record flow pressure temperature and total air consumption simultaneously Installation is very easy In chapter 4 the plug and play installation usage is explained You find information on the display of the VPFlowScope dP in chapter 5 Chapter 6 shows the extended usage of the software program VPStudio Other installations using 4 20mA and Modbus outputs can be found in chapter 7 Please read first the basic installation in chapter 4 carefully Finally chapter 9 shows how you can service and maintain your VP FlowScope dP best It is advised to get familiar with the VPFlowScope dP and its functionalities before using it in the field so you fully benefit from this tool We advise to hook up the VPFlowScope dP first and see how the display works and where you can find the different features Check the packaging box for any inconsistencies Should there be any shipping damage notify the local carrier At the same time a report should be submitted to Van Putten Instruments BV PO BOX 151 2600 AD DELFT The Netherlands VPFlowScope User Manual Rev 16 Aug 2011 7 2 VPFlowScope vs VPFlowScope dP The difference between the VPFlowScope and the VPFlowScope dP is in the sensor module The technology is different and therefore the specifications and the applications of the instruments are different The accessories like the display and VPStudio software are the same and can be interchanged See the table below with th
17. period of time from the date VPI ships the Products to Customer Delivery Date as follows hardware Products one 3 year and cables ninety 90 days All software Products are licensed to Customer under the terms of the appropriate VPInstruments license For a period of ninety 90 days from the Delivery Date VPI software Products a will perform substantially in accordance with the accompanying written materials and b the medium on which the software product is recorded will be free from defects in materials and workmanship under normal use and service Any replacement of a licensed software product will be warranted for the remainder of the original warranty period or thirty 30 days whichever is longer Customer must obtain a Return Material Authorization number from VPI before returning any Products under warranty to VPI Customer shall pay expenses for shipment of repaired or replacement Products to and from VPI After examining and testing a returned product if VPI concludes that a returned product is not defective Customer will be notified the product returned at Customer s expense and a charge made for examination and testing This Limited Warranty is void if failure of the Products has resulted from accident abuse misapplication improper calibration by Customer Customer supplied third party software not intended for use with the applicable VPI software utilization of an improper hardware or software key or unauthorized maintenance o
18. read RS485 related literature which is referred to in chapter 7 2 5 The ground common should be connected to the readout device so you will need three wires to establish the connection Shielded cable M12 connector 3 amp eo lout RS48 A Shielded cable preferable twisted pair RS485B 6 GND RS485A Ae Split cable in shielded junction box Place close to last device in RS485 bus 120 Ohm RS485 B 7 2 5 Advanced use RS485 Networks For longer distances and network connections in depth knowledge about RS485 RS422 networks is needed Please familiarize yourself with the RS485 standard Useful literature links www modbus org for information about networking multiple sensors on a bus www bb elec com a manufacturer or RS485 converters which provides extensive user manuals and application notes about RS485 networks After you have studied the Modbus and the RS485 standard you can start making your first network See an example network with three VPFlowScopes and one master below You see pull down pull up and termination resistors These resistors need to be calculated Refer to the RS485 related literature for details VPFlowScope User Manual Rev 16
19. 06 100 160 6 5 200 250 Nr O x r oo Yo 07 h Appendix D Basic graphs in Excel EJ Microsoft Excel voorbeeld excel file Open your file with Excel dE Bestand Bewerken Beeld Invoegen Opmaak Extra Data Venster Help BACK eet Date Time Flow m sec Pressure bar Temperature degC Totalizer m3n 2007 07 23 13 01 46 38 6314 5 70385 45 5536 654652 2007 07 23 13 01 47 38 3287 5 70385 2007 07 23 13 01 48 38 2319 5 70437 2007 07 23 13 01 50 38 5686 5 70463 45 5219 654652 2007 07 23 13 01 51 38 5686 5 70463 45 5219 2007 07 23 13 01 53 38 642 5 70477 45 5183 2007 07 23 13 01 54 38 3601 5 70489 45 5165 354852 2007 07 23 13 01 55 37 8282 5 7054 45 4926 354852 2007 07 23 13 01 56 37 6282 5 7054 45 4926 654852 2007 07 23 13 01 57 37 9074 5 70589 45 4946 854852 2007 07 23 13 01 58 38 0035 5 70589 45 4903 8546852 2007 07 23 13 01 59 38 3728 5 70602 45 4901 854652 2007 07 23 13 02 00 38 0702 5 7062 45 464 354852 2007 07 23 13 02 01 38 0702 5 7062 45 464 854652 2007 07 23 13 02 02 37 947 5 70655 45 4963 854852 2007 07 23 13 02 03 37 4615 5 70641 45 4921 854852 2007 07 23 13 02 04 37 677 1 5 706268 45 4924 354652 2007 07 23 13 02 05 37 7489 5 70645 45 4891 854852 2007 07 23 13 02 06 37 7325 5 70649 45 4753 854852 2007 07 23 13 02 07 37 6608 5 70706 45 4697 854852 2007 07 23 13 02 08 37 5825 5 707
20. 29 45 488 854852 Hoa eeyo beki eolie To convert the data to different columns select the first column as seen above and select in the menu bar Data A valderen low m sec Pressure bar Temperature d ER T k 13 01 46 38 6314 5 70385 45 5536 854662 X lumns EEE I l e t to colu S E 4 13 01 47 38 3287 5 70385 Samenvoegen t 13 01 48 38 2319 5 70437 t 13 01 50 38 5686 5 70463 45 5219 854852 Externe gegevens importeren gt i A 1 13 01 51 30 5686 5 0463 45 5219 A wizard appears select Separated and click Next 07 21 13 01 53 38 642 5 70477 45 5183 Subsequently select Semicolon and click Finish see Ee 13 01 55 37 8282 5 7 picture below Now the data is divided over columns OE SE SZ pon Wizard Tekst naar kolommen Stap 2 van 3 6 j 6 JE Select in the menu bar Add Graphic LI p In dit venster kunt u opgeven welke scheidingstekens voorkomen in uw tekst In het voorbeeld kunt u zien welke invloed uw instellingen hebben op de tekst EJ Microsoft Excel voorbeeld excel file Scheidingstekens Mra indanmat komma 8 Clspstie overie j Tekstindicator C Dubbele scheidingstekens als n beschouwen za Bestand Bewerken Beeld Invoegen Opmaak Extra Data Venster Help RAT FENE NAE ik Kolommen Voorbeeld van gegevens emperatu Totalizer m3n 45 5536 654662 Date Time Flo 7 23 2007 1
21. 3 01 46 3 A Functie 7 23 2007 13 01 47 Afbeelding gt 7 23 2007 13 01 48 7 23 2007 13 01 50 soer S704557 45 5219 854852 7 23 2007 13 01 51 38 5686 5 70463 45 5219 VPFlowScope User Manual Rev 16 Aug 2011 40 The wizard for making a graphic appears First select the type of graphic you d like am choosing a smooth line graphic Click next Now select the data you want to see in the graph Wizard Grafieken Stap 1 van 4 Grafiektype _ T Microsoft Excel voorbeeld excel file Standaardtypen Aangepaste typen Fal desterd Dewerken Desk Invoegen opmaak Cutrs Data yerse Leb He lo la EWF o Sai en a aaa G D E F G 7 Braseura Temperatu Totalizer mn 2 MEAN 301 4 5 70335 45556 854952 3 3 30 3 5 703385 AD 30 5 70437 z D nj ZIZMADT 13 i 570463 465219 854952 Cirkel 7707 245605 5 70453 455219 fc Spreiding TAD 1 A B42 S 70477 455160 en f TAT 17 FASO 57040 455165 Brongegevens he lak FIFA 1 a7 onp 57054 46 4900 nn 7724 2007 13 AARP 57054 A5 AIM zag k Reeks Ring Grafiektype ad Kolom A E Staaf TAO 1 a7 9074 S 70598 45 4546 yar Radar THAAD 1 af ING 45 40 al 77007 amag Anson Sonne 45 4501 Oppervlak THAN 12 02 k BNS df 4nd BINK 45 404 Bel al TAZ G70 AA 460 GPNG41 45 4921 1 SPNG 45 4974 Geseke lijn Geeft de trend weer van de 18 77 71 2007 1903 08 97 74Ne Ee as a ijdrage van
22. TESTING FOR A LEVEL OF RELIABILITY SUITABLE FOR USE IN ANY LIFE SUPPORT SYSTEMS NUCLEAR APPLICATIONS AEROSPACE APPLICATIONS OR OTHER APPLICATIONS WHERE FAILURE TO PERFORM CAN REASONABLY BE EXPECTED TO CAUSE SIGNPIFICANT INJURY TO HUMANS OR EQUIPMENT FORCE MAJEURE VPI shall be excused for any delay or failure to perform due to any cause beyond its reasonable control including but not limited to acts of governments natural catastrophes acts of Customer interruptions of transportation or inability to obtain necessary labor or materials VPI s estimated shipping schedule shall be extended by a period of time equal to the time lost because of any excusable delay In the event VPI is unable to perform in whole or in part because of any excusable failure to perform VPI may cancel orders without liability to Customer ACKNOWLEDGMENT GOVERVPING LAW With respect to all orders accepted by VPI disputes arising in connection with these Terms and Conditions of Sale shall be governed by the laws of the Kingdom of The Netherlands VPFlowScope User Manual Rev 16 Aug 2011 5 Contents VP Instruments Terms and Conditions of Sale 1 Introduction 2 VPFlowScope vs VPFlowScope dP 3 Product overview 3 1 VPFlowScope and VPFlowScope dP with display and data logger 3 2 VPFlowScope dP with connector cap 3 3 VPFlowScope dP with VPFlowT erminal 4 Getting started Step by step with VPFlowScope dP start kit 4 1 Step 1 Put together the VPFlowSco
23. air Dry compressed air 95 non condensing gases Nitrogen and Inert gases 0 60 extended 0 80 See ID Gas temperature label 32 140 F extended 32 1762F Gases 40 4150 Ice should be avoided 40 302 F Pressure sensor 0 10 bar absolute 0 145 psi abs 0 16 bar gauge 0 232 psi gauge 0 16 bar gauge See product ID label 1 5 FSS 0 60 32 140 F Temperature sensor 0 60 32 140 F Range Extended possibility 0 80 32 176 F 40 150 Ice should be avoided 40 302 F 1 from 10 m n sec and up At zero flow conditions temperature reading Accuracy l y increases due to self heating by the flow sensor VPFlowScope User Manual Rev 16 Aug 2011 34 VPFlowScope VPFlowScope dP thermal mass flow sensor Data outputs Digital RS485 MODBUS RTU protocol 4 20 mA output selectable via software to indicate flow pressure or temperature Display data logger Technology Liquid Crystal LCD Back light Blue with auto power save Data logger 500 000 points 400 mm 15 inch other lengths on 400 mm 15 inch request Probe diameter 12 7 mm 0 5 inch Probe length Process connection Compression fitting 0 5 inch NPT thread Pressure rating PN10 PN20 See product label IP52 when mated to display module IP63 when mated to connector cap Wetted materials Alu SS316 epoxy Protection grade Electrical See appendix B Connection t
24. al time data Display E Flow Pressure Temperature P T mnisec DAQ History bar C VPFlowScope User Manual Rev 16 Aug 2011 23 The settings of the graphs in both Real time data and Display gt DAQ sessions are automatically the graphs will auto scale according to the data Change the lay out to a more suitable manner when desired During data acquisition press right mouse button to find the menu for graph settings and the export function You can fix the axis manually and you can display markers Here flow is set in m3n hr and next you can see the flow graph with markers Acquire Setup Graph 1 Pressure gt a X axis time Graph setu Graph setup Gin mnisec Dynamic scroll 1 00 00 Temperature gt m2nfhr O Manual 0 00 00 ito 23 59 59 S Export Injmin SFPS SCFM Y axis values Autoscale Manual 0 00 a ue Data C Display markers Close 6 4 Display and data logger settings Select Display to see and configurate the display and data ogger File Options Tools Help Explorer Details Status tab see firmware version and production EE AT Status Installation Scheduler Session VPFlowScope i a date IA Real time data Information D Serial number 5200439 Installation tab Firmware version 1 15 1 Set interval of the three parameters for the DAQ log session for flow pressure and temperature The number
25. cope complies with the CE requirements as stated in the CE declaration CE compliance can only be achieved when grounding and shielding directions are followed and proper cables and connector assemblies are used Electrical connection guidelines UL 508 Listing for USA amp Canada Check label to see if product is UL marked The VPFlowScope is intended to be used with a Class 2 power source or Class 2 transformer in accordance with UL1310 or UL1585 As an alternative a LVLC Low Voltage Limited Current power source with the following properties can be used The device shall be used with a suitable isolating source such that the maximum open circuit voltage potential available to the product is not more than 24 V DC and the current is limited to a value not exceeding 8 amperes measured after 1 minute of operation VPFlowScope User Manual Rev 16 Aug 2011 e UL us LISTED 14AZ IND CONT EQ 36 A fuse in accordance with the UL248 series and rated max 4A shall be installed in the 24V DC power supply to the device In order to limit the available current Electrical connection guidelines general remarks Make sure that the following conditions are met O For portable non critical applications a switched mode 12 V DC 1A power adapter may be used Switched mode power supplies that are of poor quality might affect the accuracy Appendix C Mass flow and volume flow Definition of mass flow Mass flow rate is the mass o
26. dratic relation This means that thermal sensors have an excellent sensitivity at low velocities where differential pressure sensors have an excellent sensitivity at very high velocities C3 Pipe diameter vs flow range Insertion mass flow meters can be used in various pipe sizes This is a great advantage aS you can use one probe for many applications and installation is very easy The VPFlowScope can be used from 1 inch and up The VPFlowScope dP can be used from 2 and up See below two tables for most common diameters in which you can see the maximum range of the VPFlowScope and the VPFlowScope dP In the table we also stated the expected measurement uncertainty This uncertainty applies for the ideal installation conditions Note that in small tubes the installation becomes more critical and therefore the measurement uncertainty is higher In very large tubes the flow profile is less predictable and it also depends on the tube roughness In these cases the measurement uncertainty is also higher than under calibration conditions Diameter Flow range in m hr Field rounded down to measurement 5 m o hr uncertainty mm Min flow Max flow 25 1 40 1 57 2 155 5 we fe jers s 1505 ja oog a jamo je feas fame 8 5 5 2 250 10 VPFlowScope User Manual Rev 16 Aug 2011 39 Diameter Flow range in m hr Field rounded down to measurement 5 m hr uncertainty mm en 25 1 20 5 55 2 3
27. e biggest differences For more specifications on both instruments see chapter 10 VPFlowScope VPFlowScope dP Technology Thermal mass flow principle Differential pressure technology Flow range 0 5 150 mn sec 1 7 492 sfps 20 200 m sec 65 650 sfps 0 60 extended 80C 32 140 F extended 32 176F Temperature range 40 4 150 no icing 40 302 F 0 10 bar ABSOLUTE 0 145 psi absolute Pressure range 0 16 bar GAGE 0 232 psi gauge Refer to product label The differential pressure technology is over 100 years old and has been proven as an accurate measurement This technology is less sensitive for dirt and water Thermal mass flow technology has a high Advantage rangeability thus with the same sensor you can measure very low flows and high flows Humidity 0 95 no condensation 100 condensation no icing Measure in dry and clean air only Always after the dryer and filter Air quality Measurement in both dry and saturated air Leakage management point of use measurement efficiency monitoring for Directly down stream the compressor to Examples of usage iad complete compressor system air allocation measure the flow output of the compressor per department _ Specifications can change Always check the label of your VP FlowScope dP Usage VPFlowScope vs VPFlowScope dP ee a ee ee ee Always check with each sensor the sp
28. e for the delivery destination acceptable to the applicable taxing authorities PRICES AND PAYMENT All quotations shall expire thirty 30 days from date of issuance unless otherwise set forth on the quotation or agreed in writing Customer shall make payment in full prior to or upon delivery by cashier s check credit card or money order unless VPI approves Customer for credit terms If VPI approves Customer s credit application payment shall be due no later than 30 days from the date of VPI s invoice All sums not paid when due shall accrue interest daily at the lesser of a monthly rate of 1 5 or the highest rate permissible by law on the unpaid balance until paid in full Payments shall be made in Euros In the event of any order for several units each unit s will be invoiced when shipped ORDERS All orders are subject to acceptance by VPI VPI s booking of an order shall constitute its acceptance of an order DELIVERY All shipping dates are approximate For Products sold within the Netherlands VPI shall deliver the Products to a carrier at VPI s plant Products for Customers outside the Netherlands are sold EX WORKS in according to Incoterms 1990 Orders are entered as close as possible to the Customer s requested shipment date if any Shipment dates are scheduled after acceptance of orders and receipt of necessary documents LIMITED WARRANTY VPI hardware Products are warranted against defects in materials and workmanship for a limited
29. e instead of a stainless steel ferrule Teflon may become slippery The safety line will keep the sensor secure when it accidentally moves out of the compression fitting NEVER over tight the fitting because it might damage the sensor tube 1 Insert the compression 2 Keep the ball valve 3 Insert the 4 Mount the safety line Hook os fitting in the welding tap closed VP FlowScope dP the safety line up in the ring of Use Teflon tape or liquid probe the VPFlowScope dP For sealant extra safety you can add a luggage strap like for suitcases VPFlowScope User Manual Rev 16 Aug 2011 14 Dia E 5 Place a mark on the 6 Open the ball valve and 7 Push the probe in till it hits the bottom of the pipe probe to identify the place slowly push the Now place another mark on the probe where it is safe to close the VPFlowScope dP probe ball valve when retrieving completely in the VPFlowScope dP P ie 8 Retrieve the probe half the pipe diameter Adjust the safety line and strap to keep the VPFlowScope dP in place Keep in mind to align the VPFlowScope dP with the flow direction 9 Gently tighten the compression fitting Do not over tighten to prevent damage to the probe Pull the probe to check if the compression fitting is tight enough 10 Now your VPFlowScope dP is installed VPFlowScope User Manual Rev 16 Aug 2011 15 4 3 Step 3 Connecting the cables Connect the VPFl
30. e piping table on the next page for details Weld beads on the internal wall of the pipe before or after the VP FlowScope dP should be ground flush with the pipe wall before the meter is installed Proper style and proper size gaskets should always be used when installing the VP FlowScope dP It is advised to install the VP FlowScope dP probe of least at an angle of 15 upwards This to prevent the built up of water in or around the sensor or the connection tee Water will have effect on the measuring results VPFLOWSCOPE DP only Do not install in vertical piping since the sensor can be clocked with water Install preferably in horizontal piping The VPFlowScope thermal mass sensor can be installed in vertical piping Piping table General rule At least 20 times the pipe diameter upstream and at least 5 times the pipe diameter downstream to avoid any distortion of the flow profile For some exceptions the upstream length needs to be longer or can be shorter Check the piping table below for your application If possible you can always choose a longer upstream length as these are minimum values The up and downstream lengths are used industry wide as guidelines and will never be a guarantee for obtaining the true value So always be careful and try to build up your own experience from practical measurements VPFlowScope User Manual Rev 16 Aug 2011 12 Upstream object Description Minimal length
31. ecifications ninenin sina imeem is Flow range both maximum and minimum flow Inner pipe diameter Pressure range Temperature range Humidity In general you can use our instruments in all applications that stay within the specifications of the instruments The intended usage of instruments are as shown in the picture aside VPFlowScope User Manual Rev 16 Aug 2011 8 3 Product overview 3 1 VPFlowScope and VPFlowScope dP with display and data logger The VPFlowScope dP measures mass flow temperature and pressure simultaneously The LCD display provides real time information With the built in data logger you can make recordings N p Description for a certain period of time i gt _ 1 Fixation screw 2 Display module with data logger memory 3 Sensor module contains the flow pressure and temperature sensor 4 Probe shaft 0 5 5 Multi sensor Display module The keypad provides access to the VP FlowScope s Description most used functions For advanced functions the 1 Menu Enter button VP Studio configuration software is used 2 Escape Record button 3 Up Down arrows The three line display is equipped with an automatic back light In the menu all functions are controlled as follows Menu To go to the display menu Enter To enter values or move cursor to right Esc Up one level or move cursor to left Stop data logging Rec When you are not in the menu press Rec to star
32. econds and a couple of minutes As with real time information you can change the graph lay out with right mouse click To export the file click right mouse and export See step 4A 7 on the previous page Deleting your DAQ Sessions can be done using the keypads on the display Go to Menu gt DAQ Sessions gt gt Delete all sessions VPStudio File Options Tools Help Explorer Details Press legend to en disable a graph Ej as VPFlowScope P Real time data 3 Display F Flow Pressure Temperature mnisec DAQ History 18 August 2011 18 August 2011 18 August 2011 SI Units MEN VPFlowScope User Manual Rev 16 Aug 2011 19 5 Display In the display you can set some basic configurations Controls In the menu all functions are controlled as follows Menu To go to the display menu Enter To enter values or move cursor to right Esc Up one level or move cursor to left Rec When you are not in the menu press Rec to start data logging Down arrow Move down in the menu or lower value Up arrow Move up in the menu or higher value Note During recording some funtions of the menu are disabled Menu structure and functionalities Menu level Display text Description 1 Settings gt gt 1 Tube diameter Change tube diameter gt gt 2 Display Change display parameters gt gt gt Choose parameter for display Choose line 1 line 2 line 3 line 1 line 2 and line 3 Parameters available F
33. egF Totalizer in m 32 bit integer x10 32 bit integer x10 32 bit integer x 32 bit integer x 32 bit integer x 32 bit integer x 32 bit integer x1 32 bit integer x10 32 bit integer x10 32 bit integer 32 bit integer 32 bit integer x 0 x10 x10 pe pew pe VPFlowScope User Manual Flow in mn sec Flow in m hr Flow in In min Flow in scfm Flow in m min Flow in sfps Pressure in bar Pressure in psi Temperature in degC Temperature in degF Totalizer in m Floating point Floating point Floating point Floating point Floating point Floating point Floating point Floating point Floating point Floating point Floating point Floating point Floating point Rev 16 Aug 2011 27 7 2 3 Basic use First steps You can practice or try out the VP FlowScope dP Modbus commands with your PC using the VP FlowScope dP start kit You can use the free Modbus demonstration program Modpoll exe This program is ideal to test the Modbus RTU compliant command set of the VPFlowScope dP You can download this program from the internet Use a search engine to find it Hardware requirements __ VPFlowScope dP Split box power supply i Modbusdriver com USB to RS485 converter Instructions 8 Connect everything as described in Chapter 4 Open VP Studio and change the Modbus address if desired Close VP Studio Open a command prompt via the start menu of your pc
34. elke waarde over tijd of Mai 70706 ico categorie n Ziel 7A 11 02 I E02 570729 A5 400 Se fF KUUR e mcrae vene ol De IBC HA HE O Rijan Ingedrukt houden om voorbeeld te bekijken Koksa Aanmeren lt Yorige vaicerse gt J Vohooen BRE BBY ARAN RR DN Go to the second tab to give the graph a name or to add more graphs in the same graphic Click Next Move through the different tabs to e g name the total graphic and the axes You can also change the axes legend etc They can be useful to make the graphic clearer and better readable Click next Choose where you want to place your graphic in the current tab or in a new tab and click complete Ff232007 13 02 05 37 7469 5 70645 7 23 2007 13 02 06 37 7325 5 70649 45 4758 7 23 2007 13 02 07 378608 5 70706 45 4897 7 23 2007 13 02 08 375825 5 70729 The graphic appears El Microsoft Excel voorbeeld excel file EE als object in voorbeeld excel File rafiekgebied A B E D E F G H l Al K L M N fe P Q R S Date Time Flow m se Pressure Temperatu Totalizer m3n F 7 23 2007 13 01 46 38 6314 570385 455536 854852 lt Yorige Vokoolen 7 23 2007 13 01 47 38 3287 5 70385 7 23 2007 13 01 48 38 2319 5 70437 7 23 2007 13 01 50 38 5686 5 70463 455219 854852 7 23 2007 13 01 51 38 5686 5 70463 45 5219 7 23 2007 13 01 53 38 642 5 70477 45 5183 7 23 2007 13 01 54
35. ems do not attempt any service or maintenance when there is ANY pressure in the product Service can only be carried out by trained experienced professionals Wrong service may result in leakage damage to the product serious injury or death When in doubt contact your local dealer for assistance 9 1 Cleaning the VPFlowScope thermal mass flow sensor The sensor can be gently cleaned using cleaning alcohol or an ultrasonic cleaning bath that is aluminium friendly detergent Make sure that no alcohol remains in the pressure sensor hole Damaged sensor modules need to be returned for re calibration or exchange 9 2 Cleaning the VPFlowScope dP sensor The VPFlowScope dP sensor is tolerant to dirt and water drops However when water drops or dirt block the pressure tubes that go to the pressure sensors you can clean it yourself by you can taking apart the sensor completely and service this The transmitter is separated from the sensor probe Inside there are filters that are easy to exchange When you have a dirty application it is recommend to regularly check and exchanges these filters When you do air audits you might consider to exchange them for each new measurement so you are guaranteed of the quality of the VPFlowScope dP When you send back the flow meter for recalibration You only have to send back the sensor housing so the package is small Sensor housing To clean the VPFlowScope dP sensor please follow the follow
36. f substance which passes through a given surface per unit time Its unit is mass divided by time This means kilogram per second in SI units and slug per second or pound per second in US customary units Mass flow rate can be calculated from the density of the substance the cross sectional area through which the substance is flowing and its velocity relative to the area of interest l v A where m mass flow rate density v velocity A flow area Definition of a Normal cubic meter m A normal cubic meter is used to relate mass flow to a volumetric unit A normal cubic meter is the volume of 1 m of air at temperature of 0 and pressure of 1013 25 mbar abs The mass of 1 m of air is 1293 gram The normal cubic meter is officially indicated with a subscript n behind the volumetric unit The indication Nm is not correct Other common normal conditions e 20 C reference FAD See ISO 1217 e 15 reference See DIN 1533 VPFlowScope dP and mass flow The VPFlowScope dP insertion probe is calibrated in normal meters per second m sec A normal meter per second is a meter per second under the same reference conditions as a normal cubic meter This enables you to use the VPFlowScope dP in various pipe diameters The VPFlowScope dP only needs to know the inner tube diameter to calculate the mass flow rate VPFlowScope User Manual Rev 16 Aug 2011 37 C 1 Working principle of the VPFlowScope thermal mass flow
37. f with these laws to make sure that the product is installed correctly Always make sure that upstream length downstream length flow pressure temperature and humidity ranges are within specifications Precision instruments need maintenance Check your flow meter regularly and make sure it remains clean When polluted gently clean the sensor using demineralised water or a light cleaning solvent Precision instruments need regular re calibration The VPFlowMate and VPFlowScope are guaranteed for 24 months when used in clean filtered oil free and dry compressed air When any of these conditions is not met the re calibration interval may become shorter than 24 months VPlInstruments offers service contracts which cover a one year re calibration firmware upgrades and minor repairs Not intended for fiscal metering or billing The VPFlowMate and VPFlowScope are not intended for fiscal metering as they can be shifted or turned during operation VPInstruments recommends using in line flow meters or a special welded fixture for these applications Laws on fiscal metering and billing may vary per country or state Do not overestimate the results The practical measurement uncertainty of an insertion probe is 5 Do not expect less than 5 measurement uncertainty from any insertion based measurement as this is physically impossible due to the nature of turbulent pipe flows Our products are not intended to O be used as a single means to de
38. flow measurement and can even damage your flow meter Do not apply mechanical stress on the sensor head Avoid Excessive heat check the temperature range of your VP FlowScope dP Potential water damage on the outside Avoid areas of high humidity and avoid dripping Be aware that the VPFlowScope dP is not watertight it is only splash proof Avoid also corrosive atmosphere where possible Condensation Use only the VPFlowScope qP Corrosive atmosphere where possible Electrical problems high voltage high power Mechanical vibration and danger walking bridges fork lift trucks Any source of potential error Warning These devices are only for use with air nitrogen and other non hazardous or non combustible gases The maximum working pressure is 16 bar 232 psi for the VPFlowScope and 10 bar 145 psi for the VPFlowScope dP Different pressure ratings are indicated on the product VPFlowScope User Manual Rev 16 Aug 2011 11 Pipe size Recommended minimum pipe diameter 2 Exception VP FlowScope thermal sensor only from 1 and up Be aware though that the field accuracy is approximately 10 since installation errors have a bigger effect on the measurement accuracy Piping guidelines Like any flow meter the VPFlowScope dP requires a minimum up and downstream piping The immediate up and downstream piping must be of sufficient length straight and free of obstructions Check d
39. go back to 1 2 for the compression fitting The line on the VPFlowScope dP insertion probe indicates when it is safe to close the ball valve when retracting the VPFlowScope dP from your system This is for a standard ball valve check first with your ball valve if this also applies for your application VPFlowScope User Manual Rev 16 Aug 2011 13 i i FLOW The installation Insertion depth Generally the insertion depth of the VPFlowScope dP is 0 5 times the inner pipe diameter where the bottom of the sensor must be in the middle of the pipe see picture The VPFlowScope dP is shaped to make alignment with the flow direction easy Alignment E by the eye is sufficient See also the technical drawing in appendix A for right installation RE 1 Yv 0 5 D Exception VP FlowScope thermal sensor only Between pipe sizes of 1 and 2 be aware that the field accuracy is 10 installation errors are bigger The insertion depth between DN25 and DN65 is also me different The VPFlowScope has to be inserted almost a completely or else the temperature sensor of the VPFlowScope itself is outside the flow path See picture S my on the right mei S S os 25 mm D 1 5inch 5N amm 40mm D 22 5 inch 55 65 mm D 3 inch and gt 80 mm SAFETY FIRST START WITH MOUNTING THE SAFETY LINE The VPFlowScope dP is mounted with a 1 2 inch compression fitting The probe is sealed with a Teflon ferrul
40. ile Options Tools Help Explorer Details Press legend to en disable a graph Total m n 00000075 gt PP veriowscope IA Real time data Display DAQ Sessions ega DAQ History sc 1 Flow Pressure Temperature p T be Session 4 A vpstudio Acquiring session 00 00 09 18 August 2011 18 August 2011 19 August 2011 stunts CSc Be sure you have all DAQ sessions in csv file with the right units The csv file does not e g store a pipe diameter So make sure you have it in volume flow e g m3n hr or SCFM rather than in velocity Details DAQ sessions Click right mouse button on the session in the explorer to go to DAQ session information Here you will see information about the session like start date tube diameter and the intervals The memory usage of the session and the total memory usage can also be found here Daq Session 2 Information From here you can also acquire your session and download YPElowScope Inputs it Start date 27 maart 2010 17 05 44 A VPStudio End date 28jmaart 2010 03 23 29 File Options Tools Help Start Totalizer 1144 18 Lm Explorer Details Tube diameter 84 68 mm j Flow interval 00 05 mmiss P PFlowScope IA Real time data a Display a DAQ Sessions h Session 1 Pressure inteval 00 05 mmiss Temperature Interval 00 05 mmiss Session 2 memory usage n 6 Total memory usage nan 16 De
41. in appendix E RS485 communication The VPFlowScope supports Modbus RTU Take the VPFlowScope of the Modbus network when you need to configure it as other devices will interfere with VPStudio commands See 6 2 for usage and command settings Only change the settings in VPStudio when the VPFlowScope d is mounted in a slower network Hardware address Modbus address between 1 and 250 Each VPFlowScope in the same network needs to have a different address Integer multiplier this multiplier is used for the integer registers only see Modbus table Divide the output by this number to get the real floating point value Adapt the value when the actual reading is a very small number or when an extra digit resolution is needed Example R5465 Communication flow 32 3 m sec Baudrate 38400 multiplier 10 Stopbits iz modbus output on register 16 323 Divide by ten to get 32 3 Parity None multiplier 1 flow 32 3 Modbus modbus output on register 16 32 Hardware address 9 Integer multiplier 1 Store Click Store to save the configurations in your VPFlowScope Store action also synchronizes the clock of your VPFlowScope to your PC Graph settings All parameters are standard displayed in one graph Select the parameter you want to disable above your graph see arrow A PStudio File Options Tools Help Explorer Details Press legend to en disable a graph Total m n 00000075 gt VPFlowScope DS Re
42. ing steps Step 1 Unscrew the blue sensor tip with a small screw driver You can leave the two rubbers during cleaning They only need to be taken off and exchanged when they are damaged VPFlowScope User Manual Rev 16 Aug 2011 31 Step 2 Unscrew the safety locking screw 1 This locking screw prevents movement of the main fixation ring so the VPFlowScope dP cannot be accidentally opened when pressurized When the safety screw is removed you can turn the fixation ring 2 and remove it Step 3 Take the sensor probe out of the sensor housing You can see the filters The pins are for the temperature sensor The temperature sensor is the only sensor being inside the sensor Do not worry this is built in and will not be a problem when cleaning Filters Temperature sensor connection Step 4 Use tweezers to remove the o rings and the filters To clean you can purge the pressure sensor tubes with e g compressed air water or soap Pressure sensor tubes Step 5 Put new filters on They are stickered on one side It is important to centrate the filter stickers and to tighten them around Put the rubbers back in place and assemble back the flow meter Be careful there is only one way to assemble back the sensor or you will damage the filter Be careful for the pin on the sensor side VPFlowScope User Manual Rev 16 Aug 2011 32 Step 6 Do not forget to tighten the locking screw Perform a pressure test to
43. leting DAQ session You can only delete your DAQ session in the display itself by using the keypad Go to menu gt DAQ sessions gt gt Delete all Press Enter and delete all DAQ sessions You can not delete just one session VPFlowScope User Manual Rev 16 Aug 2011 25 7 Electrical connections The VPFlowScope dP provides a 4 20 mA output and a RS485 output All signals are present in the M12 connector this is for the VP FlowScope dP display as for the connector cap Brown 12 24V DC Tip Use a shielded cable LN White 0 V of good quality Connect shield to safety ground on f Blue 4 20mA active one point Grey RS485A AES AD Pin description of the display module connector see appendix G 7 1 Using the 4 20 mA output The 4 20mA output is an active non isolated linearized output Hardware requirements VP FlowScope dP Be eee ee need the Cable M12 5 or 10 m 16 4 or 32 8ft eee ed Read out device multimeter plc centralized data configure the VP FlowScope dP acquisition with VP Studio Electrical scheme The current meter is placed in between the current output and the power supply ground You can also use a digital multimeter to test the current output M12 connector Shielded cable Power supply P o lout RS485 A RS485 B 4 20mA Factory default 0 100
44. low F _ mn sec __m3n hr In min SCFM m3n min Sfps Pressure P bar psi Temperature T degC degF Totalizer _m3n SCF gt gt 3 Date amp time Change sensor date and time Change sensor address 2 Profiles gt gt Activate Disabled 3 DAQ sessions gt gt New session Start new recording gt gt Delete all Deletes all recordings 4 Advanced gt gt Reset Resets the display VPFlowScope User Manual Rev 16 Aug 2011 20 Display feedback Icon Display status description a ran Sensor module is connected Sensor module is not connected D Recording mode EJ Out of range of the specification Service required 1 Flow direction Flow direction is an extra feature for the VPFlowScope thermal sensor only The flow direction is visible in the display e The backwards flow is shown with a minus before the amount e g 347 m hr e Inthe totalizer by adding and retracting flow depending on the flow direction Power failure and your data logging When there is a power failure the VPFlowScope continues data logging after re stating the power The data after the power failure will be stored in a separate DAQ session VPFlowScope User Manual Rev 16 Aug 2011 21 6 VPStudio Software For the basic settings and functionalities please also read chapter 4 6 1 General At initial use your VPFlowScope dP needs to be added in VPStudio in the explorer field step 4A 5 You can
45. make sure it is pressure tight And your flow meter is ready for usage again It is as new When any part is damaged each part can be ordered separately Contact the VPInstruments sales team for this 9 3 Software and firmware updates News on software and firmware updates can be found on www vpinstruments com or are provided by your local re seller The VPFlowScope dP sensor can be updated via the RS485 port For updating the firmware of the display a special RS232 cable is needed Instructions on the update procedure can be found in a separate instruction leaflet which is distributed together with the upgrade kit Upgrading is only possible for authorized people at own risk 9 4 Recalibration To keep your VP FlowScope dP in best shape it needs recalibration The recommended recalibration date can be found in VPStudio when you read out your VPFlowScope dP Keep close eye on this date We advice annual recalibration 9 5 Service Subscriptions VP Instruments offers several Service Subscriptions Enrolling in the Service Subscription Program helps you get the most out of your measurement equipment We keep your equipment in excellent shape as we offer an annual re calibration on our state of the art calibration equipment With the latest software releases and expert technical support you will save time and money We offer the following programs Standard Service Subscription annual re calibration of your flow meter and up to 5
46. meter
47. mm and bigger than 25 mm your VP FlowScope like Serial number Parity None Modbus Hardware address 9 Firmware version j rteger mutter Gas type Important you can see when your VP FlowScope was Factory defaut Last saved produced last calibrated and when it needs maintenance In the installation tab you can configure your VPFlowScope See picture VPFlowScope User Manual Rev 16 Aug 2011 22 Environment Configurate the inner pipe diameter Press Store Miscellaneous Reset the totalizer counter by selecting the box and press Store 4 20mA output The 4 20 mA output can be used to connect the VPFlowScope to a control or central supervision system 4 20 mA output Default setting m sec 0 100 of flow range You can change this range and type of output In the pull down aes menu you can choose flow pressure temperature Factory defeat te related units Last saved Actual Changing to volumetric units the programmed diameter is calculated in the settings So change the Graphical representation diameter first then the analogue settings VPStudio Dn pe Base unit ms ae actory 0 00 Rectory eo provides feedback while you are changing the settings Actual 0 50 0 00 Use set default to go back to the factory default ee Flow direction option in 4 20mA Default setting 100 to 100 of flow range You can change this to your liking See examples
48. n the different features To change the range of the axes place your mouse on an axis and Click right mouse button You can use the graphics in your reports VPFlowScope User Manual Rev 16 Aug 2011 41 Appendix E Extra tips for electrical connection and 4 20mA This appendix describes extra option for the output of the VPFlowScope Isolate the current output 12 24 Volt j ge ea 4 20 to remote input Isolator 4 20mA Setting possibilities Default setting Flow from 0 100 Switch configuration 20mA 20m Am 4mA 0 100 0 100 Showing flow direction in 4 20mA options Fully bi directional Semi bi directional 4 mA 100 150 m sec 4 mA 1 m sec just to see backflow 20 mA 100 150 m sec 20 mA 150 m sec 0 100 100 Yo VPFlowScope User Manual Rev 16 Aug 2011 42 Appendix F Display connector M12 amp Connector cap M12 Display connector and connector cap share identical pinout Appendix G Cable color codes VPFlow Terminal View on the display module connector M12 female Pin description 1 12 24V DC 0 Volt 3 out 4 20 mA active 4 RS485 A 5 RS485 B Shield Shield l Brown O Volt Red 12 Volt White R5232 RX Connects to TX of readout Green R5232 TX Connects to RX of readout Gray RS465A Orange R548655 Yellow 4 20mA ACTIVE Blue NOT USED Appendix H standard pipe sizes and their inner pipe dia
49. owScope dP via the interface split box to the 12V adapter See Appendix B for Electrical guidelines 90 240VAC adapter Immediately after start up you see the firmware version in the display One more step is required for configuration The VPFlowScope dP needs to know the inner tube diameter to display volumetric flow values Programming the inner tube diameter in the display See the index pins the 1 Menu gt settings gt gt tube diameter connector fits only one way 2 Use up and down arrow to change the digit Use enter escape to move the cursor right or left 3 Press enter The tube diameter can also be entered by the software see next chapter Display defaults The display shows real time information Mass flow m sec Pressure bar VPFlowScope bar GAUGE VPFlowScope dP bar ABSOLUTE Temperature degrees Celsius Other units like sfps scfm psi are available Change these units in the display Press Menu gt gt Settings gt gt Display Use the up and down arrows to got through the list Press Enter to select per line the right unit Now your VPFlowScope dP is completely installed and ready for use 4 4 Step 4A Real time read out with the VPStudio software Step 4A 1 Install VP Studio software Click vpstudio msi on the CD ROM and follow installation steps All 90 220V necessary drivers for later on can be found in the program folder of nil VP Studio dP on your computer subfolder Drive
50. pe dP 4 2 Step 2 Install the VPFlowScope dP in the pipe 4 3 Step 3 Connecting the cables 4 4 Step 4A Real time read out with the VPStudio software 4 5 Step 4B Log and read out data log sessions 5 Display 6 VPStudio Software 6 1 General 6 2 Connection VPStudio VPFlowScope 6 3 VPFlowScope settings and basic configurations 6 4 Display and data logger settings 7 Electrical connections 7 1 Using the 4 20 mA output 7 2 Using Modbus 8 VPFlowScope dP with Connector Cap 9 Service 9 1 Cleaning the VPFlowScope thermal mass flow sensor 9 2 Cleaning the VPFlowScope dP sensor 9 3 Software and firmware updates 9 4 Recalibration 9 5 Service Subscriptions 10 Specifications Appendix A Installation overview Appendix B Electrical installation Appendix C Mass flow and volume flow C 1 Working principle of the VPFlowScope thermal mass flow C2 Working principle of the VPFlowScope dP C3 Pipe diameter vs flow range Appendix D Basic graphs in Excel Appendix E Extra tips for electrical connection and 4 20mA Appendix F Display connector M12 amp Connector cap M12 Appendix G Cable color codes VPFlowTerminal Appendix H standard pipe sizes and their inner pipe diameter VPFlowScope User Manual Rev 16 Aug 2011 1 Introduction Congratulations We thank you for your order and the confidence in our company You purchased the most easy to use compressed air measurement tool in the world With the VPFlowScope dP you can
51. r repair CUSTOMER REMEDIES VPI s sole obligation and Customer s sole remedy with respect to the foregoing Limited Warranty shall be to at its option return the fees paid or repair replace any defective Products provided that VPI receives written notice of such defects during the applicable warranty period Customer may not bring an action to enforce its remedies under the foregoing Limited Warranty more than one 1 year after the accrual of such cause of action RETURN CANCELLATION CHANGE POLICY Customer may return unwanted Products within thirty 80 days of the Delivery Date Customer shall pay a fifteen percent 15 restocking charge on any unwanted Products returned to VPI No returns will be accepted after the thirty 30 day period has expired Where special equipment or services are involved Customer shall be responsible for all related work in progress however VPI shall take responsible steps to mitigate damages immediately upon receipt of a written cancellation notice from Customer A Return Material Authorization number must be obtained from VPI for return of any Products VPI may terminate any order if any representations made by Customer to VPI are false or misleading Changes to orders shall not be binding upon nor be put into effect by VPI unless confirmed in writing by VPI s appropriate representative NO OTHER WARRANTIES EXCEPT AS EXPRESSLY SET FORTH ABOVE THE PRODUCTS ARE PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND AND
52. rs tO Step 4A 2 Install the RS485 USB driver See picture to connect the R485 USB converter Inserting the RS485 USB converter in your PC the computer will recognize it and will install the driver You can also find the driver files on the CD ROM which is delivered with the USB converter Note every time you put the USB converter in a different port the computer needs to install the driver again Open VPStudio License activation USB computer Step 4A 3 License key First time you open it the license activation screen will appear Find the Commercial edtion Free edition license key with your order It is capital sensitive Enter your license key Company vPinstruments and Activate Click OK if it was successful EES Order Nr 50346 License key ELRUL URPQG _ HOESE OCRIO PGSTOWTT Activate license VPFlowScope User Manual Rev 16 Aug 2011 16 Free edition The Free Edition is available to configurate the basic settings of your VPFlowScope dP like the pipe diameter Select Free edition click Activate License and you can use the VPStudio Free edition To change the license key go to Menu Help License Manager Step 4A 4 Set units First time you open VPStudio The local setting Units Dialog appears Choose here which units you prefer Click OK You can always change the units in the menu of VPStudio Options gt Setting Units Step 4A 5 VPStudio gt Add new
53. s correspond with minutes Bih aan oid seconds Calendar The measurements are real time measurements Status Installation Scheduler Session at that moment snapshots and not an average sance eer over the interval Factor Base unit Label Flow interval 00 05 In Custom units you can create your own unit In 0 1200 Pressure interval 00 05 5 1000 the picture we have created e g Euro and USD be As example we stated that every m hr costs 0 12 Temperature interval 00 10 amp Euro and a SCFM costs 0 1 USD these are not real numbers Custom units are only visible real time in the display itself VP FlowScope logging capacity Interval Days When you store data in the display the display is 1 sec 2 foo temporarily not available Ln m3n v SCF m3n h SCFM 0 0000 mn sec g Sd SS SS eS 0 0000 mn sec 10 sec 19 60 sec 116 3 When acquiring real time information and DAQ sessions in VP Studio the three parameters are always displayed in the original SI units VPFlowScope User Manual Rev 16 Aug 2011 24 Reading out data logger See chapter 4 5 Select your session and acquire the retrieved data by clicking right mouse button when you hover the mouse over the graph Acquire VPStudio gives feedback on how long it takes to read in the data You can change the graph settings and export the data as with Real time data see chapter 6 3 VPStudio F
54. t data logging Down arrow Move down in the menu or lower value Up arrow Move up in the menu or higher value 3 2 VPFlowScope dP with connector cap The VPFlowScope dP can also be delivered with a connector cap Read out is only via the 4 20mA or RS485 outputs See chapter 7 Description 1 Connector cap with M12 connector 2 VPFlowScope dP sensor module B VPFlowScope User Manual Rev 16 Aug 2011 9 3 3 VPFlowScope dP with VPFlowTerminal The VPFlowTerminal features a pre mounted connector cap for the VPFlowScope dP sensor module The keypad for data configuration connection to the VPStudio software and the optional data logger are all located in the VPFlowTerminal All communications go via the VPFlow Terminal The display and keypad are the same as on the VPFlowScope display see previous page to handle the display keypad For further usage of the VPFlow Terminal we refer you to the VPFlowTerminal user manual Description 1 Connector cap pre mounted to VPFlowTerminal via 10m 32 8ft cable 2 VPFlowScope dP sensor module 3 VPFlow Terminal with display and keypad VPFlowScope User Manual Rev 16 Aug 2011 10 4 Getting started Step by step with VPFlowScope dP start kit In this chapter the usage of the VPFlowScope and VPFlowScope dP start kit step by step This includes the installation and use with the interface split box and RS485 USB converter The VPFlowScope dP can also be delivered wi
55. termine compressor capacity Products are subject to improvement VPInstruments offers software and firmware releases Please visit www vpinstruments com downloads for details Feedback leads to product improvement Please share your experience with us aS we are continuously improving our products in our commitment to quality reliability and ease of use Keep the above mentioned issues in mind and we are confident that you will enjoy using our products over their complete lifetime VPFlowScope User Manual Rev 16 Aug 2011 3 VPinstruments Terms and Conditions of Sale Customer and Van Putten Instruments B V VPI agree that the purchase and sales of VPI services hardware firmware and or software products the Products are made under these terms and conditions and that VPI SHALL NOT BE BOUND BY CUSTOMER S ADDITIONAL OR DIFFERENT TERMS Customer s order and purchase of the Products shall constitute acceptance of these terms and conditions TITLE For Products sold within the Netherlands title to the Products shall pass at VPI s plant Products for Customers outside the Netherlands are sold EX WORKS in according to Incoterms 1990 VPI retains a security interest and right of possession in the Products until Customer makes full payment TAXES Product prices are exclusive of and Customer shall pay applicable sales use service value added or like taxes unless Customer has provided VPI with an appropriate exemption certificat
56. th a cable with open wires with a connector cap or with a VPFlowTerminal See the next chapters for this usage VPFlowScope Dry and clean air only Make sure you are measuring behind a dryer and filter VPFlowScope dP Saturated and dirty air The VPFlowScope dP can also be used for clean and dry air Check both minimum and maximum flow range 4 1 Step 1 Put together the VPFlowScope dP l Connect the display to the VPFlowScope dP sensor module Make sure that the display slides completely over the O ring seal Apply some O ring grease if required Gently fix the screw on top of the display see picture 4 2 Step 2 Install the VPFlowScope dP in the pipe First select the right installation point The installation point is crucial for the right measurements Sources of error can be installation effects unknown flow profiles swirls pressure and temperature effects humidity effects oscillations in the flow To ensure the highest possible accuracy of flow measurement the installation and piping instructions must be followed carefully Therefore read this paragraph carefully Take into account Choose a site which is accessible which allows ease of wiring and maintenance and which allows you to still read and access the display if possible Meet the specifications of the VPFlowScope dP When the specifications are not met for instance the pressure or temperature level is too high this will cause inaccurate
57. th the Bernoulli Equation AP kK V2 where K geometric constant depending on the shape and size of the probe density kg m3 V flow velocity m s Dynamic Pressure The second term 1 2 v2 is called the dynamic pressure The dynamic pressure is measured by the VPFlowScope dP s differential pressure sensor VPFlowScope User Manual Rev 16 Aug 2011 38 Density calculation The density can be calculated for any gas if the gas type static pressure and temperature are known One normal cubic meter of gas has a known density The density then calculated using the Boyle Gay Lusac equation Ideal gas law 0 P P o T 0 T 0 T Static pressure P is the static pressure It is static relative to the moving fluid The static pressure is measured by the VPFlowScope dP s static pressure sensor P o is the reference pressure 1013 25 mbar T o is the reference temperature 273 deg C Calculating the normalized velocity By combining everything together the VPFlowScope dP calculates normalized velocity which results in a direct mass flow readout when multiplied by the area of the pipe Q m3n hr 3600 V P P o T 0 T 0 T DP versus thermal mass flow One very important thing to be aware of Differential pressure based sensors have a totally different principle compared to thermal flow sensors Thermal sensors have a square root relation to mass flow while differential pressure sensors have a qua
58. years warranty extension Full Service Subscription annual exchange of your flow meter No service time Have a fully calibrated flow meter 24 7 365 days a week Improved software performance innovative new product features and technical support helps keep you focused on what matters most for your company Benefits Annual calibrated and cleaned instruments Warranty extension Software and firmware updates Live support and e mail support by our skilled technicians Consult your sales agent for information about our service program VPFlowScope User Manual Rev 16 Aug 2011 33 10 Specifications Please always check the label of your product for the specifications Specifications are subject to change as we are continuously improving our products Please contact us to obtain the latest specification sheet VPFlowScope VPFlowScope dP thermal mass flow sensor 0 5 150 mr sec See ID label on your 20 200m sec See ID label on your VPFlowScope 1 7 492 spfs VPFlowScope dP 65 650 sfps Accuracy 2 of reading under calibration conditions Recommended pipe diameter 40mm 1 5 inch and up see app A Reference conditions OC 1013 25 mbar DIN1343 82F 14 65 psi 0 5 150 mr sec See ID label on your 20 200m sec See ID label on your VPFlowScope 1 7 492 spfs VPFlowScope dP 65 650 sfps Flow ranges Analogue output default Compressed air nitrogen inert gases Wet compressed
59. ype M12 5 pole Power supply 12 24 VDC 10 Class 2 UL UL CUL 14 AZ Industrial Control Equipment CE EN 61326 1 EN 50082 1 Environment Environmental ik a ona Ambient conditions Storage temperature 0 60 32 140 F 10 95 Avoi i Il eN ini Storage humidity beng ORO Calidenaliavabs 100 Avoid icing Clean before usage VPFlowScope User Manual Rev 16 Aug 2011 35 Appendix A Installation overview Ke U Ect lt 2 zel ED Syc O pL oO E gas 5 cA g Q 5 w on a Ss i a A a A a A N A E o o j u a 5 i 3 5 5 a 5 g T i 2 Q a 4 oO E CE cl E T 2 lO 5 7 o Q sn N v D eS gt uy i oO de w U pnan g 5 L D o m 0 Q o a D fa c U a a cum 9 va 7 fs i oO ntation for exp flanged pipe is shown as an example a e gocum ke sure thot the irsertion depth is 0 8 D 7 Mo nstallatior 1 Keep the insertion point as straight es possible 2 Keep hole as small as possible but large misclignment of welded socket 3 4 Check user manual fer insertion depth in pipe diameter lt 50 mm 5 Never mount probe corpletely upside down 6 Refer to piping table for Lp and downstream length 1 Tolerances are guidelines for optimal installatior 2 See technicel 3 Tae p a Q V oO Appendix B Electrical installation The VPFlowS
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