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Metronelec MENISCO ST88 NEO User Manual Download Page 2

 

 

 USER MANUAL 

SOLDERABILITY TESTER 

 

 

METRONELEC

 

     V2.0  

–

  10/2021 

 

6 Avenue Eiffel - 78420 Carrières-sur-Seine

 

 

 

Tél : 01 30 15 20 00 

 

 

Web :

 

http://www.metronelec.com| Mail : [email protected]

 

Page 

2

 sur 

83

 

 

TABLES OF CONTENTS 

TABLE OF CONTENTS 

Introduction ................................................................................................................... 6

 

Physical approach ....................................................................................................... 6

 

Surface tensions ...................................................................................................... 6

 

Laplace & Young’s equations

 .................................................................................... 6

 

Balance measurement .............................................................................................. 7

 

Wetting force .......................................................................................................... 8

 

Wetting angle .......................................................................................................... 8

 

Wetting force divided by perimeter ............................................................................ 9

 

Solderability ................................................................................................................ 9

 

Soldering ................................................................................................................ 9

 

Solderability testing................................................................................................ 10

 

Ageing .................................................................................................................. 10

 

Why ? ................................................................................................................... 10

 

Who ? ................................................................................................................... 10

 

Dip & look test method........................................................................................... 11

 

Solder bath wetting balance test method ................................................................. 11

 

Solder globule wetting balance test method ............................................................. 11

 

Components .......................................................................................................... 11

 

Substrates ............................................................................................................. 12

 

Alloys .................................................................................................................... 12

 

Lead free .............................................................................................................. 12

 

Fluxes ................................................................................................................... 12

 

Standards ................................................................................................................. 12

 

NF 89400 .............................................................................................................. 12

 

NF 89400 P ........................................................................................................... 13

 

Mil 

–

 Std 

–

 883C method 2022 ................................................................................ 13

 

IEC 68-2-69........................................................................................................... 14

 

IPC/ANSI/J-STD-002/3 ........................................................................................... 14

 

User’s specification

 ................................................................................................ 14

 

Utilization .................................................................................................................... 15

 

Summary of Contents for MENISCO ST88 NEO

Page 1: ...pillary wetting forces nM and wetting meniscus angle degrees The results directly correspond to the solder wettability of the specimen The Metronelec solderability systems advance the state of the art...

Page 2: ...uations 6 Balance measurement 7 Wetting force 8 Wetting angle 8 Wetting force divided by perimeter 9 Solderability 9 Soldering 9 Solderability testing 10 Ageing 10 Why 10 Who 10 Dip look test method 1...

Page 3: ...ability of component pcb 26 Components model choice 26 Specific components 27 Coupons 27 Video recording 27 Video capture 28 Image capture 28 Capture parameters 28 Video Format 28 Play video 29 Video...

Page 4: ...D SUBSTRATE SINGLE SIDE 50 TYPE 6 PLATED SUBSTRATE DOUBLE SIDE 51 TYPE 7 CHIPS CAPACITOR 52 TYPE 8 CHIPS RESISTOR 53 TYPE 9 PARTICULAR LC04 04 CASE 54 TYPE 10 SOT 23 55 TYPE 11 SOT 143 56 TYPE 12 FLAT...

Page 5: ...om Page 5 sur 83 Component types for globule 75 TYPE 1 RECTANGULAR SAMPLE 76 TYPE 2 CYLINDRIC SAMPLE 77 TYPE 3 COMPLEX SHAPE SAMPLE 78 Servicing 79 Unpacking 79 Installation 79 Work station environmen...

Page 6: ...bility quality We distinguish the three following phases The solid phase component or coupon The liquid phase molten alloy The vapor phase atmospheric air in most cases Surface tensions The molecular...

Page 7: ...wetting angle 8 is conceivable only for alloys in the liquid state Balance measurement As we dip the sample in molten alloy we create an Archimedean push and a wetting force then the sensor built in...

Page 8: ...fic volume of the molten alloy g mm3 v immersed sample volume mm g gravitational field 9 81 m s2 The other parameters are data fixed in accordance with the testing conditions If the value of the surfa...

Page 9: ...g is the assembly of metallic surfaces with the help of a metal or an alloy in the liquid state The liquidus temperature is below these of the metals to joint by wetting These surfaces are not reflowe...

Page 10: ...redict the wettability versus time to warrant the quality for months The ageing of fusible coating creates intermetallic growth organic deposits have also a limited shelf life ageing in general is not...

Page 11: ...is well known worldwide by all standards and companies involved in electronic Solder bath method is preferred for conventional components soldered on wave application repeated tests no need to align...

Page 12: ...limitation for lead free alloys No prematured ageing of the pot with any lead free alloy Don t forget to input the right temperature and density to stay in the validity domain of the formulas Fluxes T...

Page 13: ...enables the following table to be drawn up Note if a sample in ten does not fall in the category chosen one should measure five new samples which must all be satisfactory NF 89400 P This standard defi...

Page 14: ...nent Immersion time 5 to 10 s Pre heat no Pass Fail criteria s Buoyancy crossing time Time to obtain 2 3 of the maximum force less than 1 0 s Minimum of force to reach at 2 and 5 s IPC ANSI J STD 002...

Page 15: ...ON Start up Connection Introduction The Menisco icon should be on the desktop or you can find it by Start Menis or Menisco On first installation you will have a direct icon to do it it is interesting...

Page 16: ...sur Seine T l 01 30 15 20 00 Web http www metronelec com Mail contact metronelec com Page 16 sur 83 Then launch the software by right clicking on the Menis exe and selecting Launch under administrato...

Page 17: ...r Operator only the Engineer has a full access to the software the Operator has a limited access The first password is secret you can change it only is Engineer mode the password is used only for the...

Page 18: ...EASURING FLUX EFFICIENCY Select this line in order to measure flux efficiency using sample of polluted copper with determined grades see section Video Recording MEASURING WITH SOLDER PASTE Select this...

Page 19: ...lick on the white page icon then you obtain the following window Select a directory or make a directory on your hard disk or on a accessible network drive Give a new name and confirm by enter or Save...

Page 20: ...6 Avenue Eiffel 78420 Carri res sur Seine T l 01 30 15 20 00 Web http www metronelec com Mail contact metronelec com Page 20 sur 83 Parameters Before to start test check the parameters definition by...

Page 21: ...front side to free it lift up gently until you can move it outside the machine Put the new receptacle by the same way be careful to avoid any chock with the height gauge The globule receptacle has th...

Page 22: ...rri res sur Seine T l 01 30 15 20 00 Web http www metronelec com Mail contact metronelec com Page 22 sur 83 Then the following window should appear If you still have the problem of starting MC try to...

Page 23: ...pe selected see the technical data 2 2 3 5 FLUX Type the name of the flux or select it in the list by clicking on the lift button The surface tension Gamma LV of the flux is linked to the flux selecti...

Page 24: ...s fail criteria to use following the shape type of component Click on the button to have the list of type to select as below ALLOY Type the name of the alloy or select it in the list by clicking on th...

Page 25: ...ut here the duration of the pre heating in second 0 to 90 The pre heating is done few millimeters above the bath level Nota if you select Time 0 the solderability measurement is made without Pre heat...

Page 26: ...the mouse on the arrows to change the value SURFACE TENSION GammaLV Input the GammaLV in mN m or use the mouse on the arrows to change the value 1 to 1000 LIBRARIES It is possible to save all paramet...

Page 27: ...e user s specification The dipping orientation is normally 90 as we weight in that direction but some component lead are parallel to the board or complex J leads so in this case we use a compromise be...

Page 28: ...ssing F11 Image capture Operator can prefer to make only a picture by choosing the video menu image capture or by clicking on the icon Capture parameters Operator can choose to capture automatically a...

Page 29: ...by clicking on the icon Can be grey if there is no video in memory Video source Cam setting can be changed in contrast saturation Gamma white balance etc the default setting button come back to factor...

Page 30: ...The result is expressed in mN m giving the max value for the current curve surf tens max and the max value of all values Surf Tens max max Measuring fluxes alloys efficiency The parameters definition...

Page 31: ...30 15 20 00 Web http www metronelec com Mail contact metronelec com Page 31 sur 83 Dip look test You can choose this option at the start of the software in that case there is no measurement of force...

Page 32: ...Seine T l 01 30 15 20 00 Web http www metronelec com Mail contact metronelec com Page 32 sur 83 The immersion speed is defined only in inches here is the corresponding values in mm Immersion speed mm...

Page 33: ...Scraping of the bath surface if the bath is used and scrapping selected or not in the main menu 3 Module goes up 4 The height gauge goes down until it detects the module bath or globule 5 The height g...

Page 34: ...cle goes up until the desired immersion depth 12 Measurement 13 Receptacle inert chamber come back to home position 14 Remove the tool holder and the component from the sensor 15 Clean the tool holder...

Page 35: ...It is possible to apply different standards for that click on the right button in the graph area or go to the Standard Menu and select the standard wanted Standard are presented in section Standards...

Page 36: ...n Print Delete Average Merge Select the measurement with the mouse left button and click with the right button to display the window here above Valid Invalid Only valid curve will be displayed but inv...

Page 37: ...37 sur 83 Merge Display selected curves in one single graph for comparison Options Configuration Click on the Configuration Menu to access the configuration window where it is possible to modify the...

Page 38: ...rt where the machine is connected if an unvalid port is selected you will obtain an error message when you ask for a measure Step ms Step between two measurements you can choose 10 25 or 125 ms this w...

Page 39: ...tion windows where we choose between GammaLV flux efficiency component solderability etc Crossing time Crossing time is the time when the curve cut the buoyancy level Ta or the X axis level Tb Both ar...

Page 40: ...zero line often fixed to 1 0 s TF1 s F1 mN You can define a pass fail limit point with a minimum level F1 expressed in mN could be negative for partial wetting ex pcb at a certain time TF1 s The curve...

Page 41: ...a value of 0 as we have often a dewetting of few percent if not the test will be failed Comment space for operator to describe the conditions of test batch number etc Example of dewetting curve Fmax F...

Page 42: ...l of force divided by the perimeter common vaules are 0 25 0 27 Display buoyancy line display the buoyancy line on graph Buoyancy line calculate the time to buoyancy line and put a purple vertical lin...

Page 43: ...n the new one and confirm If you want to remove the password just enter an empty chain no character The first password is secret Printing the measurement If the printer is color printer select Print o...

Page 44: ...rinting result in table This is in order to compare more easily the measurements Curves and Values made by METRONELEC and other brands Open one measurement file and select several curve Click on Merge...

Page 45: ...ate double side N 06 07 chips capacitor N 07 08 chips resistor N 08 09 particular LC04 04 case N 09 10 SOT 23 N 10 11 SOT 143 N 11 12 flat pack MQFP100 PQFP SO N 12 13 SOT 89 N 13 14 DPACK package N 1...

Page 46: ...in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabil...

Page 47: ...holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabilised force be...

Page 48: ...APPLICATION FIELD DIL package TOOL ref C05 DIMENSIONS in mm Take care to clean also sensor tip PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabilised force before end of measuremen...

Page 49: ...MENSIONS in mm TOOL ref C05 D19 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select b...

Page 50: ...y few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabilised force before end of me...

Page 51: ...y few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabilised force before end of me...

Page 52: ...mm TOOL ref D10 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15...

Page 53: ...TOOL ref D10 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20...

Page 54: ...ly few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabilized force before end of m...

Page 55: ...ef D10 D23 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 sec...

Page 56: ...der let only few mm of component termination for a conventional component solder wave or less for a SMD component Carefully check a perfect cleaning of the tool Take care to clean also sensor tip PARA...

Page 57: ...inimum IEC STD Remove leads if necessary TOOL ref D19 D10 D23 FLAT PAK ET MQFP 100 SO PQFP Put the sample in the tool holder let only few mm of component termination for a conventional component solde...

Page 58: ...f D 10 D23 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 sec...

Page 59: ...L ref D10 D23 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20...

Page 60: ...mm TOOL ref D23 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15...

Page 61: ...oothpick is perfect to remove cutting it of the package and to measure with the tool D10 select Type n 1 Rectangular sample immersion depth 1 mm TOOL ref D30 universal Put the sample in the tool holde...

Page 62: ...ol holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETRES TIME Select 20 seconds to obtain the stabilized force before end of m...

Page 63: ...tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabilized fo...

Page 64: ...e perimeter 40 sample perimeter DIMENSIONS in mm TOOL ref D19 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD comp...

Page 65: ...the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain...

Page 66: ...the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain...

Page 67: ...re are metal plated on the ceramic TOOL ref D10 D23 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARA...

Page 68: ...s There are metal plated on the ceramic TOOL ref D10 D23 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component...

Page 69: ...The connections are not leads There are metal plated on the ceramic TOOL ref D10 D23 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wav...

Page 70: ...ERABILITY TESTER METRONELEC V2 0 10 2021 6 Avenue Eiffel 78420 Carri res sur Seine T l 01 30 15 20 00 Web http www metronelec com Mail contact metronelec com Page 70 sur 83 TYPE 25 SOLDER PASTE Measur...

Page 71: ...OOL ref D30 Put the sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 se...

Page 72: ...ile The measurement must be made in two times First stripe side Secondly whole side The results displayed are concerning only the whole solderability TOOL ref D19 Put the sample in the tool holder let...

Page 73: ...SAMPLE PBRC AVX 4M APPLICATION FIELD SAMPLE PBRC AVX 4M TOOL ref D10 with GAUGE FOR POSITIONING THE COMPONENT PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabilised force before en...

Page 74: ...e sample in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain th...

Page 75: ...ue Eiffel 78420 Carri res sur Seine T l 01 30 15 20 00 Web http www metronelec com Mail contact metronelec com Page 75 sur 83 COMPONENT TYPES FOR GLOBULE Type Sample TECHNICAL DATA 01 rectangular samp...

Page 76: ...in the tool holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabil...

Page 77: ...holder let only few mm of component termination for a conventional component solder wave or less for a SMD component PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabilized force be...

Page 78: ...n mm TOOL ref All For complex component the system requires the immersed volume Take care to clean also sensor tip PARAMETERS TIME Select between 5 10 15 20 seconds to obtain the stabilised force befo...

Page 79: ...stallation The startup is done under the METRONELEC s responsibility or one of the authorized agent s Work station environment To avoid the disturbing of the signal during the measurement the apparatu...

Page 80: ...a 4 mm allen key 3 Switch on the power supply in front and rear of the unit 4 Put the melting pot into its housing with its ring release the thermocouple if you are using the bath 5 Connect the seria...

Page 81: ...orary directory and uncompress the zip file to obtain the software for the MENISCO ST88 NEO Daily Maintenance Solder bath Check the thermocouple is well dipped in the bath Even if the bath is automati...

Page 82: ...essed in mN is the balance between the wetting force and the buoyancy force hence a result sign depending on the value of these forces So no panic is the result is negative this is fully possible if t...

Page 83: ...on depth to define the buoyancy volume and the perimeter is not fully wettable so the perimeter p used for the wetting force calculation will be just one width without thickness no wetting on edges Do...

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