MDS Selection Software
Contents
1. User Manual UM 06 M01 MSS 26 gt After the report is generated the PDF file program will execute and user will be able to view the report gt The first page will show the selection done It consist of the a b N Nr S Nl JQ gt 0ao0o N System name Outdoor model and capacity Operating condition indoor amp outdoor ambient Room name and size Design capacity reference Selected indoor models and capacity Piping size and total length Type of joints and quantity used Extra refrigerant for long piping application gt The second page will show only the list of equipment required for the system This page will be useful while preparing and ordering equipment i mT y E ECT mal m n UP eo a Figure 7 Report Eang ee Abiy ed eara Thl McQuay a m p ate Fach oJ s EREA E Hy Par HHE DA EH eS a o d T re s Tra zE E e E a Paula wast 1 ee ry ed ee by gy ha OANE ee Oe oe py epee ee G User Manual UM 06 M01 MSS 27 Generate Piping Layout gt The piping layout can be generated into a picture file in the form of bitmap format This picture can be use as reference for indoors outdoor and joint location during installation gt Todo so go to File drop down menu select Save as Bitmap File Save As Bitmap File Figure 6 Generating picture file gt Anew window with title Save As will pop up Select the desire location and the appropriate file name Once confirm2. click Save The picture is generated Please go to the desire location and view the file using a picture view program Figure 7 Saving picture file User Manual UM 06 M01 MSS 28 Error message gt While using the software error message will occurred after clicking the Calculation logo gt The error message will be in red colour The following is a list of error message a Unbalance flow b Piping length from the first branch is more than 40 meter c Exceed least favorable pipe length d No indoor model available Unbalance Flow PIPE DIA 9 52 19 05 10 0m Fel 25 Bed Rm 2 gases iseta MCKO050T PIPE DIA 15 88 31 75 MDS0O80BR 95 a PIPE DIA 9 52 19 05 5 0m cm Bed Rm 2 MCKO50T 8 60 qty is distributed unbalanced PIPE DIA 12 7 The cooling c PIPE DIA 9 52 19 05 Bed Rm 2 MCK050T PIPE DIA 6 35 9 52 1 0m Bed Rm 2 MWMO010T Figure 1 Error message for unbalance flow This message occurs because the different capacity of a branch is very extreme At the first branch there are three units of ceiling cassette size 50 On the other hand the other branch only connects to one unit of wall mounted This will cause the refrigerant flow to be unbalance at this joint Preferable design is to move one of the ceiling cassette to the same branch with the wall mounted unit This will solve the problem Piping length from the first branch is more than 40 mete
3. os 53 oren B 650555 po Figure 11 Confirm New Cooling Capacity Reference Caution After any changes made on cooling capacity reference please click on the Update button This will save the data on to particular cities or projects gt The roof factor only is applicable when the unit is installed under the roof The cooling capacity reference will multiple the roof factor when the unit is selected under top layer For more information please refer to Figure 17 in the same chapter for more information User Manual UM 06 M01 MSS 11 gt Atthe Basic Parameters window the cooling capacity reference will shows the data previous selected Base on the project criteria enter the remaining data Once all data is confirmed click OK o Height Diff m This determines the level of the outdoor unit versus the indoor unit If the outdoor is located above all indoors unit click on Positive Height Diff The maximum value is 50m If the outdoor is located below above all indoors unit click on Negative Height Diff The maximum value is 40m o Cooling Condition Cooling cycle condition for indoors and outdoor o Heating Condition Heating cycle condition for indoors and outdoor o Occupied coefficient Value range from 50 to 120 50 The total indoors capacity is 50 or more less than the outdoor capacity Example Total Indoors Capacity 120 000 Btu h MDS Outdoor Capacity 240 000 Btu h 120 Th
4. 35 12 70 04 MWMO15T 25 40 IPE DIA 9 52 19 05 3 0m LEEN 04 MCM050T Figure 3 Existing Project gt To add additional MDS system click on the Manager MDS Group logo gt Anew window with title Unit Management pop up The existing outdoor system is listed on the white colour region gt To add a second MDS system type the name at the New Unit box Once confirm click on the New to create the unit Figure 4 Create new MDS outdoor User Manual UM 06 M01 MSS 21 gt The window will close and prompt back to the workplace Notice the left column now consist of the new MDS system Figure 5 New MDS System at the Workplace gt Tocontinue please refer to the topic Using this software under the sub topic Entering System Operating Reference to complete the selection User Manual UM 06 M01 MSS 22 Changing operating condition basic parameter gt Some time there is a change of the operating condition for the project i e different cooling capacity reference different indoor and outdoor ambient etc gt Hence instead of redo the whole project user is allowed to modify the basic parameter gt Todoso click on Unit drop down menu select Current Unit and then Parameter Settings Curent Unit Parameter Settings Figure 1 Modify basic parameter omer E 100 46 Cooling Only E Figure 2 Basic parameter window User Manual UM 06 M01 MSS
5. et fell litte bee Ether T r E a i 1 i mini matt e Figure 3 Starting a new project gt Anew window with title New Project will pop up Determine the folder location at the File Path Enter the project name at the box beside the wording File name Once the project name is confirmed click OK The window will then close leaving only the workplace Figure 4 Determine project name and file location gt Tocreate MDS outdoor go to Unit select unit management E McQuay MDS selection software Figure 5 Create MDS Outdoor i Hint User can click on the Manager MDS Group A EE located 3 from the left at the icon bar to create MDS outdoor User Manual UM 06 M01 MSS gt Anew window with title Unit Management will pop up Give the new unit a name by entering the name at the New Unit box Once confirm click on the New to create the unit Figure 6 Determine MDS Outdoor Name gt The window will then close leaving only the workplace At the left column the MDS outdoor name will appear under the project name The workplace will change from grey colour to white colour Me Unit number OD 1 rea Ua 1 a New Project 01 MDS U Figure 7 MDS outdoor created User Manual UM 06 M01 MSS Entering System Operating Reference gt To start inserting the units on to the workplace the operating conditions of the system need to be determined To do
6. length of each branches Initially all piping length is shown as Om To enter the piping length firstly ensure that the pointer logo is still active Secondly move the pointer to the respective piping length The piping length will change to a box allowing user to enter the desire length a PIPE DLA 9 52 15 88 Parone o mi abamneisi Li Tre l MECK OLST 00m lt hy PIPE DIA 9 52 15_88 0 0m ca 0 0m a 02 MCE O30T PIPE DIA 9 52 19 05 PIPE DIA 6 35 12 70 m pa Onn 03 sei 04 MICKOSOT MWMOLST 0 0m a 0 0m z PIPE DILA 9 52 19_05 0 0m F an 04 MCMOSOT Figure 20 Entering desire piping length ae a PIPE DIA 9 52 15 88 errr 3 0m ia er Bor eeecens 01l MCKO18T 10 0m A ig n PIPE DIA 9 52 15 88 3 0m ie 200m L i MCKO030T PIPE DIA 9 52 19 05 PIPE DLA 6 35 12 70 3_Om T Om 03 SANN 04 MCKOS0T MUWYMOoLLSsT 5 0m a PIPE DIA 9 519 05 3 0m e 04 MCMOS0T 10 02 a Figure 21 Complete piping lengths User Manual UM 06 M01 MSS 17 Selecting Outdoor gt Once all piping length is completed user is now able to size the outdoor unit Go to the Unit drop down menu select Current Unit select Calculate E Unit number OD 1 E new project U Figure 22 Sizing outdoor unit gt Anew window with title Please select outdoor unit R22 will pop up The suitable outdoor model will be highlighted in bold gt The cooling capacity heating capacity and
7. so click on the MDS logo B located 5 from the left beside the pointer logo gt After clicking the logo a new window with title Basic Parameter will pop up Figure 8 Basic parameter window gt The current window shows the default value for the new MDS outdoor In order to determine the cooling capacity reference for various rooms click on the Edit button gt Anew window with title Cool Setting will pop up The Name drop down menu consists of some reference base on various cities or projects The Unit drop down menu allows user to determine the whether to operate the software in SI or metric Cool Setting Bangkok Un Ea sl Figure 9 Cooling capacity reference setting User Manual UM 06 M01 MSS 10 gt lf there is a requirement for new type of rooms user is allowed to enter them Click on SetOther a new window will pop up Type in the rooms name and the cooling capacity reference Once the data is confirmed click OK GM Office eso E bP Figure 10 Additional room type gt After all changes of the cooling capacity references are confirmed type in the name of this project at the column New Name then click Add After that the project name will appeared at the Name drop down menu Once confirm click on OK to return back to the basic parameter setting window Cool Setting aac E UNIT ferum 2 T Delete Malaysia Add 75 75 024 053 102a
8. 06 M01 MSS 15 o Room Name This allow user to determine the name of the room o Area The software will calculate the suitable model base on the area of the room User is required to provide the area of the room o Facing Direction User will need to determine the direction of the external wall for the room o Floor Number User is allowed to determine the room location Standard Layer The room is the middle floor location Unit is not installed under the roof Top Layer The room is at the top floor Unit is installed under the roof o Function User is required to determine which cooling capacity reference to use The cooling capacity reference is set previously Refer to Figure 8 same chapter for more information o Model Once user clicks on the Apply this software will select the appropriate model However if user wishes to change the model he or she can select it by click on the drop down menu button gt Once user is satisfied with the selection click on box beside the Appoint Indoor By doing soon user had locked the information All information of the particular indoor cannot be change This is to avoid user accidentally change the information If user wishes to change the information just un tick the box Indoor Unit Cooling Capacity Figure 19 Secured the indoor information User Manual UM 06 M01 MSS 16 gt After all indoors information is completed user is required to provide the estimated piping
9. 23 gt To change the cooling capacity reference for various rooms click on the Edit button and the Cool Setting window will pop up l J 7st zr 956 orner Figure 3 Cool Setting window gt At the Name drop down menu it shows Current Parameter Change to the project name and perform the necessary changes Once all the data is confirmed click Update to save the data on to particular cities or project Click OK to go back Basic Parameter window Click OK again to go back to the workplace E 2i Assuming no change on the piping layout click the Calculation logo gt to size the outdoor unit base on the new operating condition For more details steps please refer to topic Using this software User Manual UM 06 M01 MSS 24 Generating report and piping layout drawing Generating Report gt After completed any selection with this software user can create a list of equipment report using this software itself gt Todo so go to File drop down menu select Open Open O shet Hess i Ale Lac rene ClozalC mare As EAU lpn fell minii Cire tee Hre cope Le Te ea le Figure 1 Open an existing project gt Anew window with title Open Project will E up Select the existing project shown in the list If the project is listed click on the browse button that need to be opened gt Once the browsed project
10. A Air conditioned size and operating condition From the drawing determine the area m that each indoor is required to air condition Besides that user is also required to determine the cooling heating capacity reference for each function of the air conditioned area room type The operating condition is also necessary for the software to simulate the possible capacity change of the system Some of the parameter for the operating conditions is such as outdoor and indoor ambient temperature location of outdoor versus indoors maximum piping length indoor capacity to outdoor capacity ratio eos Proposed piping layout Using the software draw the piping layout and indoors unit The software will selects the unit base on the cooling heating capacity reference set and indoor outdoor operating temperature Duildiag J Fia Type A B C amp D MDS120B 91 o PIPE DIA 6 3512 70 1 0m id MWMOLST PIPE DIA 52 19 05 1 Om i MCKOSOT Figure 2 MDS Piping Layout User Manual UM 06 M01 MSS Result i Schedule of equipment li Output designed piping layout Schedule of Equipment Base on the drawing generated in the selection software and the selected models this software is able to generate a report which consisting of the units and all required accessories Wre i i CE mal m n Ue wei a oe F rH tor Parle pd eres THI ee Se N ae ae m F ce Ge Pe Lon rs Tha es a i caty for Mert Ht SHH Be a ee W
11. User Manual 1 OIY BS AY NN MDS Selection Software Engineered for flexibility and performance Table of Contents What is MDS selection software Required information and results Using this software Creating additional MDS system for the same project Changing operating condition basic parameters Generating report and piping layout drawing Error Message User Manual UM 07 M03 MSS The data and suggestions in this document are believed current and accurate at the time of publication but they are not a substitute for trained experienced and professional service Individual applications and site variations can significantly affect the results and effectiveness of any information the reader must satisfy him herself regarding the applicability of any article and seek professional evaluation of all materials McQuay disclaims any responsibility for actions based on this document User Manual UM 07 M03 MSS What is MDS Selection Software The MDS selection software is a convenient tool to guide user to make the appropriate selection for MDS application Unlike any conventional system which consist only a pair of refrigerant piping connecting one indoor with one outdoor the MDS system offers more with branches and joints connecting multiple indoors to only one outdoors Besides that it has the ability to calculate and select the suitable indoors unit base on the cooling heating requirement Once user is satisfied wit
12. e project may consist more than one MDS system Hence this software allows user to add new system into the existng project gt Go to File drop down menu select Open Open Q Serials Saatim ae Baselin Cee fe Bilman File pew ie A n fell es miini Ether tee el cope Le Te eae Figure 1 Open an existing project gt Anew window with title Open Project will E up Select the existing project shown in the list If the project is listed click on the browse button that need to be opened gt Once the browsed project is selected the name will appear at the Project Name column Click OK to open the project look for the desire location and selected the projects iinfo on mds software example mds muscat 01 muscat 01 mrj info on mds software example mds example 1 example 1 mrj info on mds software example mds air air air air mrj info on mds softvare example mds air airymds air ari 2 air ari 2 mrj c program files mcquay mdse sa mds 123 123 mr cAprogram filesi mcquay mds saimds O00 000 mry Figure 2 Select an existing project User Manual UM 06 M01 MSS 20 gt When return to the workplace the existing project will appeared At the left column the project name and the existing MDS system is listed MDS180BR 89 PIPE DIA 9 52 15 88 0l MCKO18T PIPE DIA 9 52 19 05 PIPE DIA 9 52 15 88 3 0m am PIPE DIA 15 88 3 4 90 02 MCK030T PIPE DIA 6
13. e re Py ee ee ee ee A ary Red ee by ee ge ilarara e E EUDE e ten f Figure 3 Standard Report from MDS Selection Software Output designed piping layout Besides the schedule of equipment this software is able to generate the piping drawing into a form of bitmap file This picture file can be attached together with the previous report as the selection report for submission or as a record for future reference Constructors will then able to install the equipment base on this picture file BDuldng 3 Flat Tepe A D C amp D SD1205 P154 FIPE DIA 3 5213 03 Lm aia ta PCR GPO PIPE Lila 15 ERY PIPE DIA 6 25 12 70 1 Den 13 ce MMOLE PIPE DIA 12 745 40 lbie YF a PIPE Dias 215008 1 Oen f is MCKOSYI Figure 4 Picture file of Piping Layout User Manual UM 06 M01 MSS Using this software Visit McQuay e Distributors website to download this selection software Once download user need to install this software to any computer before start using it Executing the Software gt After successful installation user will be able to access the program from the Start menu Figure 1 Starting MDS Selection Software gt Once the software is executed the software will appear as a new window Figure 2 MDS Selection Software Workplace User Manual UM 06 M01 MSS Starting a New Project gt To start a project go to File select New siekia lei Sa NE Boselli sare As CHIL T
14. e total indoors capacity is 120 or less than the outdoor capacity Example Total Indoors Capacity 120 000 Btu h MDS Outdoor Capacity 100 000 Btu h o Type of Refrigerant This determines the type of refrigerant that is required for the selection Click on the drop down menu it will show 2 types of refrigerant available R22 and R410A Figure 12 Confirm all data in the Basic Parameter User Manual UM 06 M01 MSS 12 Sketching the MDS System gt Once return to the workplace the mouse pointer had changed to a MDS outdoor By clicking on the work place a MDS outdoor will appeared Figure 13 MDS Outdoor created on the work place Hint When the pointer is in the form of MDS outdoor suggest to click it on the top left hand corner of the work place This will give a better view during unit selection gt To start the drawing select the pipe joint by clicking on the logo There are 3 types of pipe joints Refnet Joint or Y joint com 1 to 3 distributors a 1 to 4 distributors gt Once the type of joint is selected the mouse pointer will turn to that particular joint By clicking inside the small square branches will appeared Repeat this step to get your desire piping layout Figure 14 Creating branches Hint Increase the view size will result in bigger square in the workplace This will allow user to place the joints or indoors unit into the square easier User Manual UM 06 M01 MSS 13 Figure 15 Complete
15. east favorable pipe length MDS180BR 99 PIPE DIA 9 52 19 05 l m lt n Bed Rm 2 MCE O050T PIPE DIA 15 88 27E 60 pue 50m YNYI ke v PIPE DIA 9 5319 05 Bed Rm 7 PIPE DIA 15 88 34 90 MCEKO030T 1200m YS Y PIPE DIA 9 52 19 05 itn An Bed Rm 2 MCK 050T Figure 4 The longest branch exceed the lest favorable pipe length This message occurs because the total piping length for the longest branch exceeds the least favorable pipe length refer to Figure 3 If this occurs user will need to restudy the piping layout and identify a shorter path User Manual UM 06 M01 MSS 30 No indoor model available indoor Unit Cooling Capacity Figure 5 No indoor model available This error message only occurs while selecting indoor models Every indoor model had different range If the selected indoor cannot fulfill the cooling heating requirement this message will pop up after user click the Apply button If this happen user can either a Select a different type of indoor b Use two indoors unit to air condition the area instead of one units User Manual UM 06 M01 MSS 31 2006 McQuay International 800 432 1342 www mcquay com UM 07 M03 MSS July 2007
16. h the selection the software is able to generate a report consisting on the selected units type of joints required as well as the length of different pipe diameter used in the system and other information User Manual UM 06 M01 MSS Required Information amp result Like any other selection software a list of information is required before we can start designing the system Once selection is completed the software will be able to generate a report of units and accessories requirement Required Information i Air conditioned area li Type of Indoors models lil Air conditioned size and operating condition iv Proposed piping layout Air Conditioned Area Before doing any selection it would be recommended to obtain the architectural drawing from the client Go through the drawing and identify a Area to condition b Suitable location of outdoors and indoors k ul oo See TL eo A a T an m NR iig iig Jax ar TS Figure 1 Plan View Type of Indoor Models Base on the functions of the air conditioned area select the suitable model MDS system can couple with various indoors model Model Name Capacity Btu h kW Ceiling Concealed Type MCCD C 9600 56000 2 8 16 4 Ceiling Cassette Type MCKD A C 9600 47800 2 8 14 0 Ceiling Convertible Type MCMD C D E 12300 56000 3 6 16 4 Wall Mounted type MWMD G 8500 22200 2 5 6 5 User Manual UM 06 M01 MSS
17. is selected the name will appear at the Project Name column Click OK to open the project look for the desire location and selected the projects info on mds software example mds muscat 01 muscat 01 mrj info on mds software example mds example 1 example 1 mrj info on mds software example mds air airjair air mrj info on mds softvare example mds air airymds air ari 2 air ari 2 mrj enpragraim files mcquayimds 2 sa mds 123 123 mrj Figure 2 Select an existing project User Manual UM 06 M01 MSS 25 gt When return to the workplace the existing project will appeared At the left column the project name and the existing MDS system is listed PIPE DIAS S213 88 oni e al MEKOT ae PIPE BLAS 43 15 88 IGra ma oz PIPE DIAS 219 05 MCKOIOT PIPE Dia d35 12 70 me 1 E DAt 52 18 05 eh MCMOMT Figure 3 Existing Project gt To generate a report go to the Unit drop down menu select Output Report Output Report Ctrl F mber OD 1 El new project 01 MDS L APA 4 Figure 4 Create MDS report gt Anew window with title Save As will pop up Select the desire location and the appropriate file name Once confirm click Save Save As Bw boares E a My Data Sources New Project 01 Adobe PDF File pdf 7 Figure 5 Saving the report Caution the report file is in the form of PDF A program that can view PDF file is required to read the report
18. maximum indoor unit will be listed besides the model name The Refer Information state the indoor capacity to outdoor capacity ratio user had selected previously It also shows the total capacity of the current system gt To select the outdoor just click on the model name A black dot will appeared at the front of the selected model Click OK to finish the selection Please select outdoor unit R22 Hint Click on the Calculation logo to size the outdoor unit User Manual UM 06 M01 MSS 18 gt Once return to the workplace user will notice that outdoor model picture will change to the appropriate model gt Besides that the selected outdoor name appeared out top of the outdoor unit with a percentage value beside it This percentage represents that capacity of the outdoor model when all indoors are operating in full capacity gt With this the selection process is completed Remember to save the project MDS 180BR 89 o ae PIPE DIA 9_52 15 88 0l MCE018T pa PIPE DIA 9 453 19 05 10 0m Y2 PIPE DIA 15 88 34 90 PIPE DIA 9 52 15 88 20 0m 3 0m le 02 PIPE DIA 9 52 19 05 MCE 030T 3 0m 03 PIPE DIA 6 35 12 70 MCEOS0T 3 Om PIPE DIA 15 88 28 60 lt 04 10 0m Y2 T4 MWMO15T PIPE DIA 12 70 25 40 5 0m Y2 Figure 24 Completed selection User Manual UM 06 M01 MSS PIPE DIA 9 52 19 05 3 0m P a 04 MCMO0s50T 19 Creating additional MDS system for the same project gt Som
19. piping layouts Hint Remember to save the project This is a suitable time for user to save the project To save the project go to the File drop down menu and select save Besides that user can click on the Save logo which is the first logo at the tool bar gt After all the branches are created users can move them to have around In order to move or rearrange the branch click on the pointer logo Ll After that click on the respective joint gt The joint and the items after it will be highlighted in red colour Left click on the joint hold it and move the joint to the required location Once the location is confirmed release it The move object will remain at the new location Figure 16 Moving object Hint Clicking on the MDS outdoor will enable user to move the whole piping layout User Manual UM 06 M01 MSS 14 Selecting Indoors and determine indoors reference gt To insert the indoors select the required indoors model and place it inside the square 0 0m m 0 0m i 0 0m ee en k u 0 0m A 0 0m b u 0 0m lt a 0 0m A 0 0m E Figure 17 Insert Indoors gt Once all indoors are placed accordingly user is required to determine the indoor model To do so click on the pointer logo Double click at the respective indoor model gt Anew window with title Indoor Unit Cooling Capacity will pop up Indoor Unit Cooling Capacity Figure 18 Indoor unit cooling capacity User Manual UM
20. r PIPE DIA 9 52 19 05 10 0m Sm Bed Em 2 n MECKOSOT PIPE DIA 15 88 28 60 Mo suitable outdoor unit a PIPE DIA 9 52 19 05 lon mh Bed Fm 2 MCKO030T PIPE DIA 12 70 38 60 PIPE DIA 6 35 9 52 5 0m i Bed Em 2 MWMOI0T g_05 PIPE DIA 9 52 PIPE DIA 9 52 19 05 110m Sih Bed Em 2 MCKO30T Figure 2 Exceed Piping Limitation from the first branch User Manual UM 06 M01 MSS 29 This message occurs because the total piping length for the last ceiling cassette unit piping length in red colour from the first branch is more than 40 meter After branches the refrigerant flow rate will reduce If the piping length is too long there is a possibility the refrigerant cannot reach the indoor unit or not able to flow back to the outdoor unit Thus the 40 meter from the first joint is maximum piping length tested by the factory To solve this problem increase the piping length from the outdoor to the first branch Moder HP aP SRGHP BR I0HP 1230HP_ Consequent drop height o o a Reversal drop height aff o o Leastfavorabe pipen 5 70 s w Total system pipe length wo o o w Figure 3 Piping Limitation The Figure 3 shows the limit of the piping length for each model tested by the factory It is recommended no to exceed these limitation while designing the MDS system Please find it useful while doing selection for MDS system All units are in meter Exceed l
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