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Vermes MDS 2010A User Manual

Microdispensingsystems
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Micro Dispensing System
(Please notice that pictures in this manual might differ from actual delivery status on the system.)
Manual MicroDispensingSystems MDS3010A-FD and MDS 3020A-FD
VTK-TS-MA-032 Revision A
Manual
MDS 3010A-FD
MDS 3020A-FD
With switch mode functionality
Manual Revision 6.0

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Summary of Contents for Vermes MDS 2010A

  • Page 1 Manual Micro Dispensing System MDS 3010A-FD MDS 3020A-FD With switch mode functionality Manual Revision 6.0 (Please notice that pictures in this manual might differ from actual delivery status on the system.) Manual MicroDispensingSystems MDS3010A-FD and MDS 3020A-FD VTK-TS-MA-032 Revision A...

  • Page 2: Table Of Contents

    Manual MicroDispensing Systems MDS 2010A/2020A Index 1. Introduction ............................1 1.1. Preamble ............................1 1.2. Areas of applications ........................1 1.3. Machining ............................2 1.4. Product line MDS 3000 ........................2 1.5. Compatibility with earlier product lines....................3 1.6. List of abbreviations ......................... 3 2.
  • Page 3 Manual MicroDispensing Systems MDS 2010A/2020A 6.8. Delay times ............................ 33 6.8.1. PLC Trigger Delay ........................33 7. Connection/Mounting .......................... 34 7.1. Assembling the valve ........................34 7.2. Assembling the control unit ......................34 7.3. Electrical connections ........................35 7.4. Fluid box connections ........................36 7.4.1.

  • Page 4: Introduction

    1. Introduction 1.1. Preamble By buying a Vermes Microdispensing System of the MDS 3000 series you are provided with a high-quality system manufactured with greatest care. In this manual you will in general become acquainted with Vermes Microdispensing services and in detail with the use of your system.

  • Page 5: Machining

    Valves (MDV line), a MicroDispensing Control Unit (MDC line) and optional supply units (MDX line). Figure 1: MicroDispensing System MDS To cover a wide range of viscosity Vermes Microdispensing developed five different types of valves which can be used depending on the viscosity of the media.

  • Page 6: Compatibility With Earlier Product Lines

    MDV 3200F: for low to high viscous fluids and small dots (e.g. grease, pastes, adhesives) 1.5. Compatibility with earlier product lines This manual describes the handling of MicroDispensing Systems MDS 2010A and MDS 2020A. This product line is characterized by a series of additional functions.

  • Page 7: Important Information

    You should avoid the use of media which affect the functioning of the MicroDispensing System. 2.3. Technical details • The use of a MicroDispensing System MDS 2010A/MDS 2020A is only allowed inside and up until a level of 2000 m above sea level. •...

  • Page 8: Safety Instructions

    The control unit may only be switched on when a valve is connected to it. Otherwise there will be damages to the valve and the control unit. In reference to the security the MicroDispensing System MDS 2010A/MDS 2020A and its necessary accessories should be used only by competent, special trained persons.

  • Page 9: Dispensing Medium

    Manual MicroDispensing Systems MDS 2010A/2020A 2.6. Dispensing medium Before filling up the fluid box system with aggressive fluids, make sure that all parts contacting the fluid are resistant against it. In case of doubt please consult our Customer Support. VERMES MICRODISPENSING Palnkamer Straße 18-20...

  • Page 10: Adjust And First Drop

    Manual MicroDispensing Systems MDS 2010A/2020A 3. Adjust and First Drop Before you can operate with the system you have to choose in which operation mode you would like to use the system. 3.1. Definition The adjust process can be used to get a precise calibration of the valve stroke and therefore to get a standardization between different systems.

  • Page 11: Adjust Normal Mode

    Manual MicroDispensing Systems MDS 2010A/2020A 3.3. Adjust Normal Mode Switch on the Control Press the adj button Unit. The display to start the adjust. shows the message: READY The red LED for the First Drop indication is On the screen the...

  • Page 12: Notice For The Adjust And The Performing Of The First Drop

    Manual MicroDispensing Systems MDS 2010A/2020A Consider the value on If you have reached the screen while the required value, adjusting the nut. confirm the message: In the allowed range ENTER IF GREEN the green LED XX µm (adjusted) is on.

  • Page 13: Scope Of Supply

    Figure 2 : MDV, Fluid box-CC (10 ml), NU, NI, 3 x tools, sensor and actuator cable, (not shown: power cord, manual) Recommended: Optional available: Cleaning Tool Set Various fluid boxes Tappet protection For additional information and special requirements please contact Vermes Microdispensing. Manual MicroDispensingSystems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...

  • Page 14: Microdispensing Valve Mdv 2020A

    Actuator system The actuator system is the heart of the MicroDispensing Valves of Vermes Microdispensing. It contains the sensor (regulated valves), the piezo actuator and the mechanics for the tappet drive. The housing and the mechanics are encapsulated to avoid contamination and intrusion of humidity.

  • Page 15: Technical Data Mdv 2020A

    Manual MicroDispensing Systems MDS 2010A/2020A 5.2. Technical data MDV 2010A/MDV 2020A Property Value Unit/Explanation Dispensing quantity range from 9 nl per cycle Supply air pressure range 0.1 to 7 bar (relative) (0,1 – 73 psi) Dynamic viscosity of dispense media...

  • Page 16: Position

    Manual MicroDispensing Systems MDS 2010A/2020A 5.4.5. Position The MicroDispensing Valves are operable in any mounting position. The integration of the MicroDispensing Valves into a production process is very simple. 5.4.6. Handling Remote control via PC of all valve functions is possible. The control unit MDC 2090A can be easily integrated into your system.

  • Page 17: Control Unit Mdc 2090A

    Manual MicroDispensing Systems MDS 2010A/2020A 6. Control Unit MDC 2090A 6.1. Description of the MDC module The control unit MDC 2090A consists of: • switch-mode power supply to provide all voltage • microprocessor-based control unit for the MicroDispensing Valve •...

  • Page 18: Technical Data Mdc 2090A

    Manual MicroDispensing Systems MDS 2010A/2020A 6.2. Technical data MDC 2090A Property Value Unit/Explanation Number of parameter storage spaces Lines on display 16 characters each Color of display white Backlighting Push buttons Maximum heating temperature Heating circuits No function Pilot lamps (front side)

  • Page 19: Control Panel

    Manual MicroDispensing Systems MDS 2010A/2020A 6.3. Control panel Figure 5: Front panel 6.3.1. LC display The LC display contains two lines with 16 characters each. In the upper line, the current menu item is displayed. The lower line shows the menu item that is in selection or the current numeric value which can be changed.
  • Page 20 Manual MicroDispensing Systems MDS 2010A/2020A • adjustment of the nozzle • level down (menu) or affirming an input (causes level up (menu)) • level up ((menu), values are not saved) or stopping an action • level up (menu) or increment numeric values •...

  • Page 21: Operation

    Manual MicroDispensing Systems MDS 2010A/2020A 6.4. Operation 6.4.1. Input of values Numeric inputs are continuously processed according to the same scheme: The definition of the input is shown in the upper LCD line. The current value to be changed is shown in the lower LCD line.
  • Page 22 Manual MicroDispensing Systems MDS 2010A/2020A Time slice for Time to lower Time value of 100% = opening the the tappet the opened max. tappet valve valve 0,3 ms 0 ms 0,5 ms Interval between the Number of the trigger impulses...

  • Page 23: Interfaces

    Manual MicroDispensing Systems MDS 2010A/2020A 6.5. Interfaces main switch 24V supply thermocouple 1 socket RS 232C sensor socket actuator socket PLC interface Figure 10: Back plane of the control unit MDC 2090A Attention!! Be sure to mount the connectors properly (screw tightly!) to the control unit, otherwise malfunctions may occure.

  • Page 24: Instruction Set For Serial Interface

    Manual MicroDispensing Systems MDS 2010A/2020A 6.5.2. Instruction set for serial interface SCPI commands for the serial interface - overview 1. *ESR? 2. *IDN? 3. ADJUST:? 4. ADJUST:START 5. AUTORANGE:START 6. KEY:ENTER 7. KEY:ESCAPE 8. LCD? 9. SYSTEM:KLOCK:OFF 10. SYSTEM:KLOCK:ON 11. TEMP:? 12.
  • Page 25 Manual MicroDispensing Systems MDS 2010A/2020A Description of the RS232 commands: *ESR? Description: This command shows the last 10 error codes. The one shown on top is the latest. If you see 10 times 0, no error has occurred. Example: Input:...
  • Page 26 Manual MicroDispensing Systems MDS 2010A/2020A AUTORANGE:START Description: This command starts the auto range-process to calibrate the valve. After starting remove the nozzle unit from the fluid box. Enter KEY:ENTER. Turn the nozzle unit until the green LED light is on or the command ADJUST:? notices the number 2.
  • Page 27 Manual MicroDispensing Systems MDS 2010A/2020A Input: TEMP:? Result: 70… this equals 70 °C. Return: TEMP:<setpoint in °C> Description: Herewith the new setpoint for the connected heating is send to the control unit. The value is in degree Celsius (°C). Example:...
  • Page 28 Manual MicroDispensing Systems MDS 2010A/2020A VALVE:OPEN Description: This command initiates a dispense series with the current parameters. Example: Input: VALVE:OPEN Result: Assuming the parameters: Rising: 10 equals 1 ms (ms = millisecond) OpenTime: 10 equals 1.0 ms Falling: 5 equals 0.5 ms...
  • Page 29 Manual MicroDispensing Systems MDS 2010A/2020A on the screen. All of the letters appear in the form of capital letters. Example: WRITE:LCD:Hello World or WRITE:LCD:HELLO WORLD Input: Result: The LC display shows: HELLO WORLD Return: SYSTEM:SHOW:CYCLES Description: This command reads the value of the cycle counter.

  • Page 30: Error Messages

    Manual MicroDispensing Systems MDS 2010A/2020A 6.5.3. Error messages Error Error message Correction EEPROM NOT FORMATED EEPROM ERROR PRESS ENTER Press or send serial interface No or wrong valve attached INVALID VALVE DATA Attach valve or attach by valve auto ID...

  • Page 31: Plc-Interface: Sub-D, 15-Pin

    Manual MicroDispensing Systems MDS 2010A/2020A 6.5.4. PLC-interface: Sub-D, 15-pin The PLC interface is a bit-oriented interface without special syntax. It offers access to: • status bits • voltage and current values • set trigger input which causes dispensing impulses or impulse packages (burst)
  • Page 32 Manual MicroDispensing Systems MDS 2010A/2020A Ground Ground follows Input 0/20 mA, Trigger Ri=500 Ω current input Booked -------------- Nc (do not connect) Output 0/+24 V, Error/nozzle unit Ra=2.2 kΩ “adjusted” Not OK Nozzle unit over screwed (stroke limitation!) “Health Pin”...

  • Page 33: Control Options

    Manual MicroDispensing Systems MDS 2010A/2020A 6.6. Control options The Microdispensing Systems MDS 2010A and MDS 2020A work according to the control profile shown below. Stroke Valve is open Valve is closed valve is closed valve is opened Needle Lift Rising...

  • Page 34: Remote Adjust

    Manual MicroDispensing Systems MDS 2010A/2020A There are several methods to initiate a dispensing impulse: • per keypad: press • per RS232: command VALVE:OPEN • Normal Mode per PLC-signal and predefined Open Time: (max. trigger frequency 200 Hz) • External Mode per PLC-signal and external-control-mode: Open Time “external”:...
  • Page 35 Manual MicroDispensing Systems MDS 2010A/2020A The output message over RS232 is „enter for 500 shots“. Step 3: Confirm as described in step 2. Step 4: The valve is now working for 500 shots. The output message via RS232 is „calibration please wait“.

  • Page 36: Delay Times

    Manual MicroDispensing Systems MDS 2010A/2020A 6.8. Delay times 6.8.1. PLC Trigger Delay The following charts are showing the delay times for the different control options: • Normal Mode/External Mode ∆t = 131 µs. Jitter = 3 µs • Infinite Mode ∆t = 131 µs.

  • Page 37: Connection/Mounting

    Manual MicroDispensing Systems MDS 2010A/2020A 7. Connection/Mounting 7.1. Assembling the valve The MicroDispensing Valve should be mounted on a smooth and even vertical space by means of the two tap holes (M4) at the narrow side. The distance between the tap holes is 45 mm. The screwing depth is approximately 4 mm.

  • Page 38: Electrical Connections

    Manual MicroDispensing Systems MDS 2010A/2020A 7.3. Electrical connections The connection of the MicroDispensing Valve is done via the two sockets on the sensor electronics module. The sockets are protected against mix-up by the color and a differing number of pins (sensor 5, actuator 4).

  • Page 39: Fluid Box Connections

    For the connection of the dispense fluids there are several clutch systems for tube or pipe obtainable. Also available are cartridge connectors in different sizes and types. These Vermes Microdispensing standard connections stand for a minimum of dead space capacity.

  • Page 40: Cartridge

    Manual MicroDispensing Systems MDS 2010A/2020A 7.4.2. Cartridge The cartridge MDX-CC consists of several components. We offer the cartridge locking pin MDT 309 (order no. 1008761) to close and store an open cartridge. pressure air Figure 13: Valve with cartridge connector 7.4.3.

  • Page 41: Shut Down

    Now you can demount the valve. 7.6. Mounting and demounting the valve In case the Microdispensing System has not been pre-mounted at Vermes Microdispensing or for the exchange of a fluid box follow the steps in the next paragraphs: (Details for the use of SERTO and SWAGELOK systems are found in the appendix.) 7.6.1.
  • Page 42 Manual MicroDispensing Systems MDS 2010A/2020A Application: Preforms of the tappet sealing: Push the tappet sealing onto the pin at the top of the “sealmounter” so that the metal spring of the tappet sealing shows upwards. Push the tappet sealing in the borehole on the underside of the fluid box until it is firmly seated.

  • Page 43: Mounting Of The Nozzle Unit

    Manual MicroDispensing Systems MDS 2010A/2020A Face the tappet sealing from below out of the fluid box. Implementation of the adjust: There is an acceptance bore for the nozzle adjustment nut on the end of the „Adjustgrip“. The adjust is similar to the nozzle adjusting tool.
  • Page 44 Manual MicroDispensing Systems MDS 2010A/2020A Figure 16: Front view of valve and tappet Figure 15: Exploded view of valve and tappet guard guard The alignment of the tappet guard is achieved by the centering piece. For mounting a hexagon socket head cap screw (DIN 912) with the properties M2.5 x 20 is used.

  • Page 45: Changing Of Nozzle Insert (Ni)

    Manual MicroDispensing Systems MDS 2010A/2020A 8. Changing of Nozzle Insert (NI) 8.1. Exchange of the nozzle insert The exchange of the nozzle insert follows our well established “Quick Change” principle. Devices and necessary tools: Nozzle adjusting nut Tappet guidance (assembled sealing material NBR...
  • Page 46 Manual MicroDispensing Systems MDS 2010A/2020A • Step 5: Use the specific Vermes Microdispensing nozzle changing tool MDT 303 to reach the nozzle insert. Plug the MDT 303 as shown below in the nozzle unit. Screw until the three pins lock.

  • Page 47: Autoid" : Data Of Calibration And Autorange Process

    Manual MicroDispensing Systems MDS 2010A/2020A 8.2. „AutoID“ : Data of calibration and autorange process When exchanging a MicroDispensing Valve it is important to transfer the calibration data to the control unit. Therefore the control unit MDC 2090A reads in the data from the valve and adapts the parameter (AutoID).

  • Page 48: Cleaning

    Manual MicroDispensing Systems MDS 2010A/2020A 9. Cleaning 9.1. Common details Vermes MicroDispensing Valves are cleaned before mounting and shipping and undergo a functional test before being dispatched. Attention!!! Never use wire brushes or machines that cause a surface abrasion. Unsuitable cleaning fluids may damage the valve.
  • Page 50 (Attention: Pay attention to the diameter of the nozzle insert and the nozzle insert wire! The particular article numbers can be requested at Vermes Microdispensing.) For the complete cleaning of the tappet guidance the fluid box cleaner is necessary. Use the thick side of the squeezing out tool for nozzle inserts (MDT 304) for the removal of the tappet sealing and the centering piece.

  • Page 51: Compatibility Of Sealing Material (Material) With Selected Fluids

    PEEK, Toluene non resistant non resistant non resistant PTFE PEEK, Water no information no information no information PTFE Xylol resistant non resistant non resistant Table 8: Compatibility of sealing materials Manual MicroDispensing Systems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...

  • Page 52: Selected Applications Explained Step By Step

    Step 8: Adjust the nozzle insert to the tappet. Do this according to the adjust as written in chapter 8. • Step 9: The valve is now ready for operation. You only have to provide the dispensing fluid and enter the desirable dispensing parameters (6.4). Manual MicroDispensing Systems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...

  • Page 53: Mdc Communicator

    Stop bits: 1 Protocol: none Serial cable The interface is designed for a serial cable with 1:1 interconnection, and Sub-D 9-pin plug/socket connectors. 10.3.3. Installation To install the software follow the steps below: Manual MicroDispensing Systems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...
  • Page 54 Unzip the folder MDC Communicator to your PC. Select the folder MDC Communicator MDS3xx0A. Choose the folder “installer”. Run the setup file. Please wait while preparing the installation. Select the directory where you want to install the programm. Manual MicroDispensing Systems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...
  • Page 55 Click to the button “next” to start the installation. button. 11. Now you can start the program via the start menu. 12. The MDC should be connected before run the program. Manual MicroDispensing Systems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...

  • Page 56: Run And Work With The Program

    To run the application click on the white arrow. The software Select the com port on which the MDC is connected to the PC. It automatically detects which MDC and firmware version is is recommended to use com1. connected. Manual MicroDispensing Systems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...
  • Page 57 To set the parameters for the dispensing choose the command Now a new window opens where you can set the dispense TRIGGER:SET:<values> and confirm with the button write string parameters. Afterwards confirm with the OK button. to MDC. Manual MicroDispensing Systems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...
  • Page 58 To execute click the button write string to MDC. System, an information window will appear. 11. Close the window with a click on the OK button. 12. To exit the program click on the button STOP. Manual MicroDispensing Systems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...

  • Page 59: Plc Interface Connection Chart

    Manual MicroDispensing Systems MDS 2010A/2020A 10.4. PLC Interface connection chart Manual MicroDispensing Systems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...

  • Page 60: Ce - Declaration Of Conformity

    Manual MicroDispensing Systems MDS 2010A/2020A 10.5. CE – Declaration of Conformity Manual MicroDispensing Systems MDS 2010A/MDS 2020A VTK-VS-BA-021e-A Revision A...

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