GMI GDUnet User Handbook Manual Download Page 83

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GDU

net

OPERATION

5-1

GDU

net

OPERATION

5.1 GDU

net

Models

There are eight (8) models of GDU

net

, as follows:

Part No.

Gas Connections

Fittings

Keypad

14750 8 6mm No
14750Q

1/4 inch

14751 4 6mm No
14751Q

1/4 inch

14780 8 6mm Yes
14780Q

1/4 inch

Yes

14781 4 6mm Yes
14781Q

1/4 inch

Yes

The differences between the models are:

• Ability to test / calibrate an instrument with up to 4 or 8

gases

•

Use of imperial or metric gas fittings

• Keypad for ID entry

Other than keypad ID entry, the actual operation of each of the

models are identical.

Summary of Contents for GDUnet

Page 1: ...User Handbook Gas Measurement Instruments Ltd...

Page 2: ...elcomes comments on all our publications Your comments can be of great value in helping us to improve our customer publications Please send any comments that you have to customerservice gmiuk com Copy...

Page 3: ...sults Manager LicenceAgreement Licence permits concurrent use of the SOFTWARE on the number of computers for which this licence grants that is single user package licences one user twenty user licence...

Page 4: ...nent basis to another individual If you transfer the software you must retain no copies and the recipient must agree to the terms of this agreement You must not reverse engineer decompile or disassemb...

Page 5: ...PECT TO BREACH OF THIS WARRANTY OR ANY OTHER EXPRESS OR IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE NOT THE RESPONSIBILITY OF GMI AND ARE HEREBY EXCL...

Page 6: ...USER HANDBOOK iv...

Page 7: ...fected MODIFICATION NOTICES GMI aim to notify customers of relevant changes in the product operation and maintain this handbook up to date In view of the policy of continuous product improvement there...

Page 8: ...se contact GMI Customer Support if you have any queries Any right of claim relating to product liability or consequential damage to any third party against GMI is removed if the above warnings are not...

Page 9: ...RRANTY ii LIMITED WARRANTY ii COPYRIGHT v LIABILITY v MODIFICATION NOTICES v DISPOSAL ADVICE v SAFETY PROCEDURES vi MAINTENANCE SERVICING CALIBRATION vi INTRODUCTION 1 1 1 1 BASIC CONCEPTS 1 1 1 2 CAL...

Page 10: ...P 3 3 3 2 1 Select IMS 3 3 3 2 2 Server Name 3 6 3 2 3 Database Connection 3 7 3 3 CALIBRATE 3 8 3 3 1 Calibration Setup Options 3 8 3 3 2 Calibration Setup Editor 3 9 3 3 3 Edit Calibration Option 3...

Page 11: ...500 series only 3 31 3 6 1 2 Stop On Zero Failure 3 31 3 6 1 3 Stop On First Span Failure 3 31 3 6 1 4 Purge Time 3 32 3 6 1 5 Leak Checking 3 32 3 6 1 6 Default Conversion Factors 3 32 3 6 1 7 Passwo...

Page 12: ...Download 4 11 4 5 2 Results Processing 4 12 4 5 3 GDU List 4 13 GDUnet OPERATION 5 1 5 1 GDUnet Models 5 1 5 2 MAIN FEATURES 5 2 5 2 1 LCD 5 3 5 2 2 Test LEDs 5 3 5 2 3 External Connectors 5 4 5 2 4 G...

Page 13: ...6 1 6 1 2 Create New Setup Template 6 3 6 1 3 Send Calibration File 6 9 STANDALONE MODE 7 1 7 1 SEND TEST CALIBRATION SETUP FILES TO USB 7 1 7 2 UPLOAD TEST CALIBRATION SETUP FILES TO GDUnet 7 4 7 3...

Page 14: ...USER HANDBOOK xii...

Page 15: ...t can be used in three different applications As a gas delivery unit in an Instrument Management System IMS see paragraph a As a gas delivery unit in a workshop system see paragraph b As a gas deliver...

Page 16: ...lts Manager software Network communication is made via Ethernet Multiple GDUnet s can be connected to the network at any time The GDUnet can be defined as operating system independent once the test fi...

Page 17: ...dard can be maintained against which the instrument can be checked The GDUnet can connect up to 8 gas cylinders a 4 gas cylinder version is also available 1 2 1 Recommended Types The instrument should...

Page 18: ...ld be analysed Limits on analysis should be clear Method of analysis should be known 1 2 5 Preferred Values The typical values that would be used for instruments are given below The list is not exhaus...

Page 19: ...r calibration or test are at the discretion of the customer and are set up via flexiCal net Limits should be based on the application but must always make allowance for the instrument specification an...

Page 20: ...allows the user to specify how instruments will be tested or calibrated and includes gases concentrations and pass or fail criteria flexiCal net is also used to register additional GDUnet s to the net...

Page 21: ...s XP or newer Processor speed 1GHz 512Mb RAM A minimum of 850Mb of free hard disk space CD ROM drive Ethernet port NET Framework 4 or newer 2 2 INSTALLATION The flexiCal net software package is suppli...

Page 22: ...rt then Computer to find the CD ROM drive then double click to open The following window is displayed Fig 2 1 CD ROM AutoPlay Open the folder to view CD ROM options 3 GMI recommend that before using t...

Page 23: ...n select the GMI flexiCal net Setup installer a security warning as illustrated in Fig 2 2 may be displayed Click to continue Fig 2 2 Security Warning 6 The setup wizard will be displayed as illustrat...

Page 24: ...lder destination C Program Files Gas Measurements Instruments Ltd flexiCal net where the software will be installed as illustrated in Fig 2 4 Click to continue An alternative folder destination can be...

Page 25: ...2 5 flexiCal net INSTALLATION Fig 2 5 Confirm Installation 9 On completion of installation the window illustrated in Fig 2 6 is displayed Click to exit the installation Fig 2 6 Installation Complete...

Page 26: ...OK 10 The flexiCal net software installation is now complete The CD ROM can now be removed from the CD drive A flexiCal net icon flexiCal net is automatically placed on the PC desktop for easy access...

Page 27: ...he flexiCal net software package Select Start All Programs Gas Measurement Instruments Ltd flexiCal net or double click flexiCal net on the desktop The main flexiCal net window as illustrated in Fig 3...

Page 28: ...d Help drop down items are included in section 3 5 of this handbook All other items are detailed in this chapter File Edit Calibrate Tab Help Launch Certificate Printer Exit Preferences Check For Upda...

Page 29: ...network therefore the following MUST be setup correctly Server name this is the database management system which contains the IMS database Database connection this is the IMS database which stores all...

Page 30: ...hen click OK Note The factory set password is default The password can be edited as detailed in section 3 6 PREFERENCE SETTINGS The preferences dialogue window is now displayed click Select IMS as ill...

Page 31: ...flexiCal net OPERATION 3 5 The connections properties window as illustrated in Fig 3 6 will now be present Fig 3 6 Connection Properties...

Page 32: ...ANDBOOK 3 6 3 2 2 Server Name To setup the server name Click the drop down arrow from the Server name section and select the appropriate server name to be used as illustrated in Fig 3 7 Fig 3 7 Server...

Page 33: ...tabase connection Click the drop down arrow from the Select or enter a database name section and select or enter the appropriate database connection to be used as illustrated in Fig 3 8 Fig 3 8 Databa...

Page 34: ...iew stored list Fig 3 9 Setup Template s Note that the flexiCal net software package is pre loaded with the GDUnet Setup Template and is used as an example in the following process The GDUnet is also...

Page 35: ...s possible to navigate through the main functions required to create a new setup or edit an existing setup for test calibration The Setup Editor has GDUnet selected by default as the equipment of choi...

Page 36: ...s illustrated in Fig 3 10 the GDUnet Setup Template references GDUnet as the hardware required to test calibrate instruments Gas Unit Value Display all Gas Types Gas Delivery Unit Advanced Editor Dele...

Page 37: ...for zeroing the instrument s ranges This cannot be edited Gas 2 Methane will be applied to the instrument as listed in this template The template gases values must be consistent with the gases values...

Page 38: ...ct CombiGas Settings Fig 3 13 displays the contents of an example CombiGas template Fig 3 13 CombiGas Contents 3 The template gases values illustrated in Fig 3 13 can be compared and must be compatibl...

Page 39: ...1 The gas type drop down arrow allows selection of an alternative gas to the one displayed in adjacent window as illustrated in Fig 3 14 Fig 3 14 Edit Gas Type 2 Similarly the unit of measure can als...

Page 40: ...etion select to return to the setup editor window as illustrated in Fig 3 10 5 To save edited setup as a new template highlight then edit template name e g New Template as illustrated in Fig 3 17 Fig...

Page 41: ...nt to drop down arrow click to delete Old Template setup 3 3 6 Advanced Editor Warning Advanced Editor settings should not normally be accessed as gases gas ranges and corresponding limits are factory...

Page 42: ...the selection to Test or Calibrate instruments as the required process The Test process is selected to simply apply gas then record instrument status This process does not update instrument calibrati...

Page 43: ...ng the pre loaded GDUnet Setup Template and GDUnet GMI02010009 Prototype 009 When you are ready to send the setup across the network select to send the calibration file to GMI02010009 Prototype 009 as...

Page 44: ...wing this the GDUnet is cleared prior to the test file being sent as illustrated in Fig 3 23 Fig 3 23 Preparing GDUnet After being cleared the test files are then transferred to the GDUnet as illustra...

Page 45: ...or button from the Setup Editor window illustrated in Fig 3 10 Note Advanced Editor options are only applicable to each currently displayed gas setup Next a password is required to proceed Refer to Fi...

Page 46: ...USER HANDBOOK 3 20 Fig 3 26 Advanced Editor 2 To view the individual gas ranges select a gas e g Oxygen to display the Oxygen gas range as illustrated in Fig 3 27 Fig 3 27 View Gas Ranges...

Page 47: ...ments If for example the instrument is configured to be calibrated using methane as the flammable calibration gas and methane is unavailable the instrument can be calibrated using an alternative calib...

Page 48: ...s for example if Low Target or High values are edited as detailed in example section 3 4 2 3 4 2 Edit Gas Limit s 1 To edit the gas limits select a gas range e g Carbon Monoxide to display gas and cor...

Page 49: ...value 3 4 3 Edit 100 LEL Conversion Factors The advanced editor window displays the default 100 LEL conversion factors for Methane Pentane Propane and Butane calibration gases as illustrated in Fig 3...

Page 50: ...nly 1 To edit the purge time in seconds select radio button adjacent to panel displaying time value as illustrated in Fig 3 33 Use up down arrows to increase decrease purge time value respectively Val...

Page 51: ...tems 3 5 1 File Menu From the File menu the following item can be accessed Launch Certificate Printer Refer to section 7 4 1 for Certificate Generation Exit The Exit button closes the flexiCal net sof...

Page 52: ...the link provides the user with the ability to verify that the latest version of flexiCal net software is installed This link requires PC Laptop internet connection enabled flexiCal Net Folders There...

Page 53: ...ion 3 5 4 About flexiCal Net This link displays flexiCal net software version number 3 5 4 GDU Status Check This application allows the user to check the current status of all GDUnet devices connected...

Page 54: ...INE GDUnet will show an assigned IP Address Last Synced this is the last time the GDUnet synchronised with the IMS database The menu bar illustrated in Fig 3 37 provides the user with the following op...

Page 55: ...tus Checker e g current version 3 6 PREFERENCE SETTINGS The preferences dialogue sets the global conditions for flexiCal net software to setup the IMS server database add a GDUnet to the network enabl...

Page 56: ...as detailed later in this chapter The preferences dialogue box is now displayed The dialogue box contains two selectable tabs General and Ranges General tab is illustrated in Fig 3 40 Fig 3 40 Prefere...

Page 57: ...365 value in window This preference can be replaced with a time period in days ranging from 0 days to 365 days Use to select number of days required 3 6 1 2 Stop On Zero Failure By default stopping t...

Page 58: ...e Delta Value use Value can be adjusted from 0 to 20 Time value in seconds relates to the duration that the pump and gas supply is temporarily halted To adjust the Time Value use Value can be adjusted...

Page 59: ...3 41 is displayed Fig 3 41 Enter Current Password Enter current password then select OK button The window illustrated in Fig 3 42 is displayed Fig 3 42 Enter New Password Enter new password then selec...

Page 60: ...ng free access to Preferences 3 6 1 8 Reset Settings This feature allows the user to reject any preference change and returntofactorydefaultsettingsbyselecting illustrated in Fig 3 40 3 6 1 9 Select I...

Page 61: ...e GDUnet to successfully connect to the network the following MUST be setup correctly Server name this is the database management system which contains the IMS database Database connection this is the...

Page 62: ...HANDBOOK 3 36 Server Name To setup the server name Click the drop down arrow from the Server Name section and select the appropriate server name to be used as illustrated in Fig 3 45 Fig 3 45 Server...

Page 63: ...se connection Click the drop down arrow from the Select or enter a database name section and select or enter the appropriate database connection to be used as illustrated in Fig 3 46 Fig 3 46 Database...

Page 64: ...rk then select to confirm details Note The serial no is the 6 digit number found on the serial no label of the GDUnet As an example GDUnet with serial no 000003 and the description Prototype 3 are to...

Page 65: ...Fig 3 49 Fig 3 49 Example GDUnet Selection Note The GMI02 prefix is the GDUnet identifier 3 6 1 11 Edit GDU To amend the description details of a registered GDUnet select The window illustrated in Fi...

Page 66: ...ion Change Confirm the amendments are correct as illustrated in Fig 3 52 Fig 3 52 Confirm Description Change Confirmation the record has been updated will be displayed The example GDUnet with the desc...

Page 67: ...is selected from Preferences window the dialogue box illustrated in Fig 3 54 is displayed Fig 3 54 Preferences Ranges To save any preference change then close window select 3 6 2 1 Reset All Range De...

Page 68: ...n Accuracy This feature allows the user to set the gas application time for each selected gas range as Fast Medium or Slow Note that the longer the instrument cell has to react the more accurate the r...

Page 69: ...is package requires installation setup then must be left running in the background Important PC running IMS Results Manager must be switched on at all times to ensure results are retrieved from any GD...

Page 70: ...l the software on a PC Laptop using Microsoft Windows XPTM Windows VistaTM or Windows 7TM platforms proceed as follows 1 Insert GDUnet CD ROM into the appropriate CD drive in your PC Laptop The Autopl...

Page 71: ...on your PC Laptop to view the User Handbook 3 Before installing the IMS Results Manager software package it is recommended that the user exits all other Windows programs 4 To start installation select...

Page 72: ...etup Wizard 6 To proceed with software installation select an installation folder The installer creates the folder destination C Program Files GMI IMS Results Manager where the software will be instal...

Page 73: ...4 5 RESULTS MANAGER Fig 4 4 Installation Folder 7 To confirm and start installation click as illustrated in Fig 4 5 Fig 4 5 Confirm Installation...

Page 74: ...layed Click to exit the installation Fig 4 6 Installation Complete 9 The IMS Results Manager installation is now complete The CD ROM can now be removed from the CD drive AnIMSResultsManagershortcut IM...

Page 75: ...ation area as illustrated in Fig 4 7 Fig 4 7 Main Window Double click from the notification area to maximise and bring up the main window as illustrated in Fig 4 8 Fig 4 8 Main Window For this applica...

Page 76: ...4 8 USER HANDBOOK 4 4 1 Server Name To setup the server name 1 Click to open the connection properties window as illustrated in Fig 4 9 Fig 4 9 Connection Properties...

Page 77: ...4 9 RESULTS MANAGER 2 Click the drop down arrow from the Server Name section and select the appropriate server name to be used as illustrated in Fig 4 10 Fig 4 10 Server Name...

Page 78: ...ion properties window as illustrated in Fig 4 8 2 Click the drop down arrow from the Select or enter a database name section and select or enter the appropriate database connection to be used as illus...

Page 79: ...t s to retrieve results from 4 5 1 Results Download The IMS Results Manager software connects to GDUnet s registered on the server then looks for instrument test result files on each GDUnet approximat...

Page 80: ...lts to the IMS database Fig 4 13 illustrates the Results Processing Progress tab and shows the instrument result test files being detected and then archived In the background the test results are also...

Page 81: ...to select which GDU instrument results can be retrieved from Fig 4 14 illustrates the GDU List tab and shows that all GDU s are currently active If a GDUnet is active the results are being retrieved a...

Page 82: ...ignored to active list highlight the GDU to be moved select the right or left directional arrow and the GDU will move to the ignored list or active list Fig 4 15 shows the example of GDUnet GMI0201001...

Page 83: ...inch No 14751 4 6mm No 14751Q 4 1 4 inch No 14780 8 6mm Yes 14780Q 8 1 4 inch Yes 14781 4 6mm Yes 14781Q 4 1 4 inch Yes The differences between the models are Ability to test calibrate an instrument...

Page 84: ...Unet are illustrated in Fig 5 1 and described as follows Fig 5 1 Main Features 1 Gas Connections 2 Communications 3 Microswitches 4 Gas Nozzle 5 Front Panel Lock 6 Test LED s 7 Keypad optional 8 Exter...

Page 85: ...undertaken or has instructions for the user as illustrated in the example in Fig 5 2 Fig 5 2 Example of LCD status 5 2 2 Test LEDs The front panel of the GDUnet contains six 6 LEDs relating to the cu...

Page 86: ...ommunication over the network and a USB connection for direct connection to an individual PC laptop The connector locations are illustrated in Fig 5 4 Fig 5 4 External Connectors 5 2 4 Gas Connections...

Page 87: ...y the nozzle O ring ensures there is a seal between the nozzle and the instrument therefore no gas leakage There may be occasions were the nozzle O ring may be damaged and can cause leaks resulting in...

Page 88: ...n the tray and activates the Switch ON LED on the GDUnet front panel MICROSWITCH 2 Detects instrument type The instrument type determines whether communications are via the optical port or IrDA window...

Page 89: ...s when microswitch 2 has been activated The following examples are types of instruments that use optical communications Gasurveyors except Gasurveyor 700 First Responders Leak Surveyor The optical por...

Page 90: ...ments that use infrared communications Gasurveyor 700 Shipsurveyors Gascoseeker Acclaim The IrDA window is illustrated in Fig 5 9 below Fig 5 9 IrDA Window 5 2 9 Front Panel Lock The front panel of th...

Page 91: ...ypad entry Fig 5 11 Keypad Entry The GDUnet will automatically revert back to Enter ID then in the following circumstances After 10 seconds an instrument has not been inserted for testing Additionally...

Page 92: ...and the 6 test LEDs will illuminate in sequence 3 For the keypad version of the GDUnet the display will show Enter ID then enter the user ID to continue 4 The INSERT INSTRUMENT test LED will be illumi...

Page 93: ...nstallation and setup has taken place refer to chapter 4 IMS Results Manager 5 The procedure for the testing or calibrating of an instrument is illustrated in Fig 5 12 The test procedure shows each st...

Page 94: ...ASS REMOVE GMI FAILED TEST REMOVE GMI www gmiuk com Part No 14768 Issue 2 GDU TEST IN PROGRESS GDUnet Quick Operation Guide GDUnet 010001 SWITCH ON GDUnet 010001 SWITCH ON GDUnet 010001 INSERT GMI GDU...

Page 95: ...LL TESTS PASS REMOVE GMI FAILED TEST REMOVE GMI GDU TEST IN PROGRESS GDUnet with Keypad Quick Operation Guide GDUnet 010001 SWITCH ON GDUnet 010001 SWITCH ON GDUnet 010001 INSERT GMI GDUnet 010001 INS...

Page 96: ...USER HANDBOOK 5 14...

Page 97: ...or 526 instrument To perform calibration the calibration file for the instrument must be sent to a GDUnet To setup the Gasurveyor 526 calibration file ensure flexiCal net has been installed and the GD...

Page 98: ...w Setup Template s If there is an existing template in the drop down menu for the Gasurveyor 526 instrument select template The calibration gas setup can be viewed verified in Setup Editor if required...

Page 99: ...New Setup Template 1 Select the Setup Editor button The window illustrated in Fig 6 3 is displayed Fig 6 3 Setup Editor 2 Select New Setup button from the Setup Editor window The window illustrated i...

Page 100: ...o Air always listed as No 1 ZeroAir is used for zeroing the instrument s ranges and cannot be edited The Gasurveyor 526 features four gas ranges calibrated for Methane as follows 0 to 1000 PPM Flammab...

Page 101: ...6 5 TEST CALIBRATION EXAMPLE Fig 6 6 Specify Gas Type 6 From drop down list select Methane PPM LEL and VOL options are then displayed as illustrated in Fig 6 7 Fig 6 7 Specify Gas Range...

Page 102: ...in this example is 800 PPM To enter this 800 value highlight existing 0 value then type new value in window as illustrated in Fig 6 8 Fig 6 8 Specify Gas Value 9 To specify gas No 3 0 to 100 LEL selec...

Page 103: ...t to display gases drop down list as illustrated in Fig 6 6 Select Methane VOL from drop down list The value on the gas cylinder label in this example is 100 VOL To enter this 100 value highlight exis...

Page 104: ...Fig 6 10 Fig 6 10 Name Template 15 To save template select Save Setup button to store new Gsv 526 setup Note There is an Advanced Editor feature available as detailed in Chapter 3 section 3 4 This fe...

Page 105: ...ig 6 11 Select Setup 2 In this example Calibrate and GDUnet GMI02000003 Prototype 3 are selected from the Send To section 3 When you are ready to send the Gsv 526 calibration file to GDUnet GMI0200000...

Page 106: ...6 10 USER HANDBOOK...

Page 107: ...TION SETUP FILES TO USB 1 Create test calibration setup file refer to section 3 3 2 Insert a USB memory stick into the PC Laptop 3 Send the test and calibration setup files to the USB memory stick usi...

Page 108: ...select as illustrated in Fig 7 2 Fig 7 2 Send Setup Files The Select USB Drive window will open Highlight the USB memory stick the setup files are to be sent to and select as illustrated in Fig 7 3 Fi...

Page 109: ...red to the USB memory stick as illustrated in Fig 7 4 Fig 7 4 File Transfer in Progress On completion the Transfer Complete window will open select to continue as illustrated in Fig 7 5 Fig 7 5 File T...

Page 110: ...d to the GDUnet During the upload process the front panel PASS and FAIL LED s will alternate until the upload is complete The USB memory stick can now be removed and the front panel door locked Warnin...

Page 111: ...ill be automatically downloaded onto the USB memory stick During the download process the front panel PASS and FAIL LED s will alternate until the upload is complete Warning Once the test results have...

Page 112: ...s can be generated by following the process below 1 Select Launch Certificate Printer from the file menu options as illustrated in Fig 7 8 Fig 7 8 Launch Certificate Printer 2 The certificate printer...

Page 113: ...ents can now be completed to include company name address etc as illustrated in Fig 7 10 Fig 7 10 Certificate Printer Window When the Certificate Printer window is complete select the Create Certifica...

Page 114: ...cate generation then select Fig 7 11 shows an example of a highlighted test result Fig 7 11 Select Test Result for Certificate Generation 5 A DONE window will be displayed as illustrated in Fig 7 12 F...

Page 115: ...7 9 STANDALONE MODE Fig 7 13 Calibration Certificate...

Page 116: ...menu options as illustrated in Fig 7 14 Fig 7 14 View Certificates A folder will be displayed showing generated certificate files identifying the date and time of each certificates generation Each fi...

Page 117: ...For Updates 3 26 CombiGas 3 11 CombiGas Settings 3 12 Connection Properties 3 5 3 35 COPYRIGHT ii v Create New Setup Template 6 3 D Database connection 3 3 3 7 3 35 Data source 3 29 Default Conversion...

Page 118: ...net internal memory 4 1 GDUnet Models 5 1 GDUnet OPERATION 5 1 GDUnet Selection 3 16 GDUnet Setup Template 3 8 GDUnet USB Port 7 4 GDU Status Check 3 27 General Tab 3 31 Generated Certificate Folder 7...

Page 119: ...lts Download 4 11 Results Processing 4 12 4 13 Retrieve instrument test results 4 11 S SAFETY PROCEDURES vi Select GDU Status Check 3 27 Select IMS 3 3 3 34 Select Preferences 3 3 3 29 Select Rig 6 4...

Page 120: ...INSTRUMENT 6 1 Test LEDs 5 3 Test or Calibrate Selection 3 16 Test Results Folder 7 5 TEST RESULT STORAGE 4 11 Time Purge 3 24 U Update Range 3 22 Updates 3 26 UPLOAD TEST CALIBRATION SETUP FILES TO...

Page 121: ......

Page 122: ...Renfrew Scotland PA4 9RG Tel 44 0 141 812 3211 Fax 44 0 141 812 7820 sales gmiuk com www gmiuk com Service Calibration Centre 25 Cochran Close Crownhill Milton Keynes MK8 0AJ Tel 44 0 1908 568 867 Fax...

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