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oxford diffraction Xcalibur A User Manual

Single crystal diffractometer
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User Manual
Xcalibur
Single Crystal Diffractometer
January 1, 2009
Version 1.8
Oxford Diffraction Limited
10 Mead Road
Oxford Industrial Park
Yarnton, Oxfordshire
OX5 1QU, UK
Tel.: +44 (0)1865 291600
Fax: +44 (0)1865 291601
http://www.oxford-diffraction.com

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  • Page 1 User Manual Xcalibur Single Crystal Diffractometer January 1, 2009 Version 1.8 Oxford Diffraction Limited 10 Mead Road Oxford Industrial Park Yarnton, Oxfordshire OX5 1QU, UK Tel.: +44 (0)1865 291600 Fax: +44 (0)1865 291601 http://www.oxford-diffraction.com...
  • Page 2 Oxford Diffraction acknowledges all trademarks and registrations. Copyright © 2009 Oxford Diffraction Limited. All rights reserved. No part of this document may be reproduced or distributed in any form, or by any means, or stored in a database or retrieval system, without prior written permission of Oxford Diffraction.

  • Page 3: Table Of Contents

    4.2.7. Dark Current and MPP Mode..................17 4.2.8. Radiation Damage ...................... 17 4.2.9. Full Well Depth and Digitisation .................. 17 4.2.10. Anti-blooming ......................18 4.2.11. Vacuum ........................18 4.2.12. Fast Shutter....................... 18 Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page iii...
  • Page 4 9.10 Checking the Emergency stop .................... 49 9.11 Checking the X-ray Radiation Levels .................. 50 9.12 Onyx, Ruby, Atlas and Titan CCD Detector – Pumping Out Vacuum ........ 50 9.13 Dismantling the Diffractometer.................... 52 Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page iv...
  • Page 5 12.2 Third Party Equipment......................62 13. Additional Information..............63 13.1 Third Party Information......................63 13.2 Drawings ..........................64 13.2.1. Mechanical Drawings ....................64 13.2.2. Electrical Drawings....................66 14. CE Conformity Notice..............68 Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page v...
  • Page 6 Figure 9.12.1 View of the access plate and pump out port of the CCD detector ......51 Figure 13.2.1 OD-01-00-15-C Xcalibur / Gemini Suggested Layout ..........64 Figure 13.2.2 OD-01-00-01 System and Component Dimensions ..........65 Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page vi...

  • Page 7: Health And Safety Information

    The equipment should only be operated and maintained by authorised operators of the system. An authorised operator is a person who has undergone specialist radiation training and has been trained in the use of Xcalibur by Oxford Diffraction personnel. Xcalibur Xcalibur A ENHANCE Version 1.8...

  • Page 8: Electrical Safety

    Do not touch any unshielded wires or connectors while mains power is supplied to the system. Do not allow water or any other foreign objects to come into contact with the equipment’s electrical components. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 2...

  • Page 9: First Aid

    In normal use personnel are not required to undertake mechanical work. However, servicing or repair may necessitate access to any part of the system. Only personnel who have been trained by Oxford Diffraction to carry out service work on this equipment should attempt to dismantle, modify or repair the equipment.

  • Page 10: X-Ray Radiation

    5. Use only genuine hardware X-ray tubes, X-ray generators, monochromators, goniometer heads and collimators, as recommended by Oxford Diffraction. Use of other products may compromise the performance of the shielding and safety system, and may invalidate your warranty.

  • Page 11: Extreme Temperatures

    • Gas cylinders become dangerous projectiles if they are ruptured or the valve is knocked off. They can break through thick walls or travel hundreds of metres (by rocket propulsion). Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 5...

  • Page 12: Hazardous Or Toxic Materials

    It should be stressed that those parts of the equipment which are interchangeable, and which are subject to deterioration during operation, may significantly affect the safety of the equipment. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 6...

  • Page 13: Introduction

    This manual is aimed at operators and maintenance personnel of the Xcalibur A system. Operators of the system should be computer literate, familiar with X-ray diffraction techniques, have had training in the use of the Xcalibur A system by Oxford Diffraction staff, and have had training about radiation safety.

  • Page 14: Specifications

    1 single-phase outlet (32 A) for each X-ray generator 4 single-phase outlets (15 A total) for temperature attachments and computer monitor. Voltage fluctuation < ± 10 % (with line voltage regulator fitted if necessary) Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 8...

  • Page 15: Water Cooling

    (door closed, shutter open) Maximum radiation dose due to scattering <0.5 µSv/h (with Mo 3 kW tube operating at 2.2 kW) (door open, with shutter closed) Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 9...

  • Page 16: Atlas Ccd Detector

    1.59s (1 x 1 binning) 3.3.2.1. Atlas CCD detector Maximum Theta and Resolution (Xcalibur) Cu and Ultra (Cu) Maximum resolution in 2 theta 153.59 ° 153.59 ° Maximum resolution in d-value 0.3643Å 0.7912Å Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 10...

  • Page 17: Pc Ccd Interface

    0.0025 deg for Kappa 0.005 deg for Phi Scanning speed range 0.005 to 3.0 deg/sec CCD detector to sample distance 40 to 150 mm X-ray shutter response time 3 ms Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 11...

  • Page 18: Electrical Data

    4300 W 250 W 250 W Maximum mains current 19 A 1.2 A 1.1 A Main fuse 32 A 6.3 A 3.15 A Ground terminal 6 mm 2.5 mm 2.5 mm Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 12...

  • Page 19: Technical Description

    The PC workstation is located close to the instrument to allow a clear view of the diffractometer and convenient access to it. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 13...

  • Page 20: Figure 4.1.2 View Of A Typical Diffractometer

    Oxford Diffraction CCD area detector or scintillation point detector. The CCD area detector and the point detector are used to measure the X-quanta diffracted from the sample.

  • Page 21: Ccd Detector Technology

    4.2 CCD Detector Technology This section introduces CCD X-ray detector technology as implemented in Oxford Diffraction CCD detectors. A schematic of a fibre-optic-coupled CCD detector for X-rays is shown in Figure 4.2.1 Schematic of a fibre-optic-coupled CCD detector for X-rays.

  • Page 22: Beryllium Window

    CCD matrix towards the read-out node. The shifting is a two-step process: First the charges are shifted by a parallel shift to the serial register (a kind of one-dimensional CCD row at the edge of Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL...

  • Page 23: Read-Out Speed

    CCD chip the read-out electronics have to match the resolution of the CCD chip: 16 bit read-out (65k) is insufficient for this task. 18 bit readout gives the best technically available match. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 17...

  • Page 24: Anti-Blooming

    A fibre optic halogen flood light system provides brilliant, high contrast illumination of the sample at all goniometer positions. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 18...

  • Page 25: X-Ray Generator

    Figure 4.3.1 Goniometer phi, kappa, omega and theta axes 4.4 X-ray Generator Diffractometer systems are supplied with an Oxford Diffraction X-ray generator. The X-ray generator is located in the electronics rack in the instrument cabinet. The generator power trips out if the X-ray tube overheats and warning lights on the front panel indicate the operational status of the generator.
  • Page 26 The door of the cabinet should remain locked when the system is unattended to prevent unauthorised access to the system. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 20...

  • Page 27: Handling, Installation, Storage And Transit Information

    4. Always lift packing cases from the bottom using suitable lifting equipment (refer to list of component weights in the following section. 5. Move packing cases into the designated installation site. 6. Contact Oxford Diffraction to notify them that the equipment is awaiting installation by a factory trained service representative. 5.1.2. Unpacking 1.

  • Page 28: Mechanical Handling

    44 x 10 x 30 Centre of unit By hand from below controller (ITC502) Helijet gas 45 x 26 x 38 Centre of unit Front panel handles flow controller (GFC1) Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 22...

  • Page 29: Installation And Setting To Work

    SPECIFICATIONS section of this manual. 5.2.1.2. System Layout Adequate space is required around the system for servicing. The minimum clearance from the walls and a suggested system layout are shown in drawing number OD-01-00-15. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 23...
  • Page 30 100 - 240 50/60 Cryojet controller (option) 100 - 240 50/60 Autofill controller (option) 100 - 230 50/60 KMW3000C Cooler 1/N AC 230 ±10% 50/60 ThermoNeslab Merlin chiller 208 -240 50/60 (option) Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 24...

  • Page 31: Setting To Work

    99.99% grade helium gas in order for the operation of the Helijet to be demonstrated. 5.2.2. Setting to Work 5.2.2.1. Equipment Required Table for computer (for integration with system) • 1 set of Allen keys • Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 25...

  • Page 32: Figure 5.2.1 Diffractometer Installation Procedure (Typical Diffractometer System Is Shown)

    5 persons for lifting of heavy components 5.2.2.3. Setting up Procedures Oxford Diffraction personnel normally perform installation. The duration of the installation is typically 4 working days, to include assembly, testing, maintenance and software training. The numbers on the illustration below (Diffractometer installation procedure (illustration shows a typical diffractometer system)) refer to the step numbers in this section.
  • Page 33 180 clockwise into position and fixed to the CCD rail. WARNING Do not touch the Beryllium window at the front of the detector. Beryllium is potentially toxic material. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 27...

  • Page 34: Storage

    Before installation commences, or when the system is not being used for extended periods, store the diffractometer in accordance with the environmental conditions for temperature and humidity stated in the SPECIFICATIONS section of this manual. Always store Xcalibur in a secure room Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 28...

  • Page 35: Operation

    Remote Control Key pad Inside protective enclosure Control and drive goniometer; Control must be released from computer Cabinet Switch Front of electronics rack Illuminate inside of enclosure Illumination Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 29...

  • Page 36: Figure 6.1.1 Location Of Switches

    Inside left panel, electronics Power on/off to system supply rack Cabinet Illumination Switch Video Microscope Switch Sample Ill Flow Gauge (only on systems fitted with Ultra) Figure 6.1.1 Location of switches Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 30...

  • Page 37: System Start-Up

    5. Turn on the interface using the red switch located on the left hand side of the interface front panel. Ensure 4 green LEDs are illuminated on the right hand side of the interface panel. (These lights are labeled Power, EXT I/O, Ready and Enable). Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 31...

  • Page 38: X-Ray Tube Warm-Up Procedure

    5. Warm up/turn off sample cooling device (following manufacturers guidelines) – where applicable. 6. Logoff the computer and shut down. 7. Turn off the computer Monitor (‘O’ on the screen). Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 32...

  • Page 39: Emergency Shutdown

    1. Press the red emergency stop button located on the front left of the system. 2. Switch off all power at the mains electrical supply. 3. Turn off mains water supply. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 33...

  • Page 40: Installation Of Detectors

    The universal theta arm on the diffractometer facilitates rapid interchange between detectors. This section describes the installation and removal procedures for detectors. Procedures for the installation and removal of detectors not described here are straightforward. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 34...

  • Page 41: Maintenance Schedules

    The user’s authorised service representative should carry out other tasks. If in any doubt about the performance of the diffractometer, contact Oxford Diffraction. 8.2 Weekly Maintenance Schedule Tools and Materials:...

  • Page 42: Six Monthly Maintenance Schedule

    8.6 10,000 Hours Maintenance Schedule Tools and Materials: Set of Allen keys Set of flat-headed screwdrivers Water receptacle (e.g. Bucket) Special tools –special tool 1 and special tool 2 (see section 8 for identification) Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 36...
  • Page 43 Action Personnel Estimated task Estimated duration elapsed time 1. Changing the X-ray tube Authorised Operator 30 minutes 30 minutes 2. Alignment of X-ray optics Authorised Operator 2 hours 2 hours Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 37...

  • Page 44: Maintenance Instructions

    The illustrations below identify these special tools. 1. Screw onto CCD detector 2. Attach vacuum tubing 3. Plunger Figure 9.1.1 ‘T’ tool for connection of vacuum line to CCD vacuum port Figure 9.1.2 Special tool ‘1’ Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 38...

  • Page 45: Refining The Machine Parameter File

    7. Fitting the new tube is the reverse procedure (maintaining the same orientation of the tube). 8. For disposal of used X-ray tubes see the DISPOSAL chapter of this manual. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 39...

  • Page 46: Changing The Collimator Of Enhance

    Ensure that the X-ray tube is correctly mounted. Incorrect mounting may result in exposure of personnel to X-ray radiation. NOTE X-ray tube must be inserted in the correct orientation with the Oxford Diffraction logo upside down. 10. Slide the X-ray tube into position on the diffractometer.

  • Page 47: Aligning The X-Ray Collimator Of Enhance

    9.5 Aligning the X-ray Collimator of Enhance The X-ray collimator is factory aligned via the collimator housing. This means that re-alignment is not needed when changing between the collimators supplied by Oxford Diffraction. If collimator re-alignment is required please contact Oxford Diffraction for assistance.
  • Page 48 Confirm that the shadow is central in the spot (as shown in Figure 9.6.2 X-ray beam shadowed by steel ball’). Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL...

  • Page 49: Figure 9.6.2 X-Ray Beam Shadowed By Steel Ball

    31. The Enhance is now aligned. Mount the beam stop or flip to down position and adjust its position. Refer to the X-ray Beam Stop Alignment procedure. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 43...

  • Page 50: X-Ray Beam Stop Alignment

    Drive the theta angle of the detector to zero using the command gt t 0. 5. Using the command line drive the detector distance to 60mm with the command gt d 60. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 44...
  • Page 51 (increases size of shadow) by loosening the screw holding the flexible end, sliding and then retightening the screw. 20. Repeat steps 14 to 18 as necessary. 21. The beam stop is now aligned. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 45...

  • Page 52: Figure 9.7.2 Typical Background Around The Beam Stop

    MAINTENANCE INSTRUCTIONS Figure 9.7.2 Typical background around the beam stop. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 46...

  • Page 53: Aligning The Video Microscope

    0.8mm and its depth of field is similarly limited. Adjustments need to be made so that the sample centre and microscope focal point coincide exactly. Both the Goniometer head and the video microscope have adjustments to move their centres in three planes. Oxford Diffraction supply a pre- mounted 0.3mm steel ball to aid this procedure.

  • Page 54: Checking The Door Safety Interlocks

    (Sphere of Confusion) as it rotates to any of the positions on the remote control (except home) should be one small division on the screen (10µm). In the unlikely event that correct centring cannot be achieved contact Oxford Diffraction for advice.

  • Page 55: Checking The Emergency Stop

    Start. 4. Using the monthly maintenance schedule (see appendix) record details of the test, stipulating the date, person testing, outcome and signature. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 49...

  • Page 56: Checking The X-Ray Radiation Levels

    1. Switch off the cooling water for the CCD detector at the cooler/chiller unit. 2. Allow one hour for the detector to warm to room temperature. 3. Unscrew cover from pump out port of CCD detector. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 50...

  • Page 57: Figure 9.12.1 View Of The Access Plate And Pump Out Port Of The Ccd Detector

    13. Switch on the cooling water for the CCD detector at the cooler/chiller unit and monitor the cool down using the CCD device server until the set temperature is obtained. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 51...

  • Page 58: Dismantling The Diffractometer

    MAINTENANCE INSTRUCTIONS 9.13 Dismantling the Diffractometer Task Time: When: This procedure is normally performed by specially-trained Oxford Diffraction Personnel Personnel. 5 people are required for heavy lifting of some components. 1 set of Allen keys Tools: Phillips (+) screw drivers (assorted sizes)
  • Page 59 19. Remove the protective cabinet frame and top. NOTE 5 persons are required to perform this step. 20. Remove the goniometer. 21. Remove the tabletop. The diffractometer system is now fully dismantled. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 53...

  • Page 60: Trouble Shooting

    Generator will not 1. Ensure fuse or circuit breaker of generate X-rays mains supply is OK. 2. Ensure switch on the unit (rear panel) is in the correct (1) position. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 54...
  • Page 61 PC (serial generator port) and to back of the generator 2. Check PC serial port is working X-ray device server should search through all available serial ports Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 55...
  • Page 62 Turn on the KMW200CCD chiller. Follow steps 2 – 9 from “Power loss to goniometer” below Goniometer lost angle 1. Collision of the goniometer See above positions Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 56...
  • Page 63 Click on ‘OK’ 8. Select “gon reinit” and ‘start’ in the service power tool. This will reinitialise all axes and leave the goniometer in its home position ready for operation. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 57...
  • Page 64 If the safety opening circuit is closed a green lamp is illuminated within the control electronics. Access is via the left side panel of the electronics cabinet. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 58...
  • Page 65 6. Emergency stop has been 1. Ensure main emergency stop pressed. has not been pressed (generator will also not function). If yes, twist to release and turn off/on the interface. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 59...

  • Page 66: Spares

    Inside (top) protective Halogen 12 V AC / 35 W (Osram) type: illumination enclosure 44865WFL (x3) Fibre-optic lights Inside light source box Halogen 12 V 75 W (Osram) type: 64617 Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 60...

  • Page 67: Service Kits And Spares

    XS-00-00-000-A Fast shutter assembly UC-02-01-000-A Ceramic-glass X-ray tube (3 kW Molybdenum anode, CX-Mo, 12x04 long fine focus) UC-02-02-000-A Ceramic-glass X-ray tube (2.2 kW Copper anode, CX-Cu, 12x04 long fine focus) Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 61...

  • Page 68: Disposal Instructions

    The X-ray tube and CCD detectors have beryllium windows. Dispose of Beryllium in accordance with local government regulations. 12.2 Third Party Equipment Refer to third party manuals for information about disposing of third party equipment. Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 62...

  • Page 69: Additional Information

    Cryojet User Manual Oxford Instruments optional Cryostream User Manual Oxford Cryostreams optional Cobra User Manual Oxford Cryostreams optional Helijet User Manual Oxford Diffraction optional Hotjet User Manual Oxford Diffraction optional Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 63...

  • Page 70: Drawings

    13.2 Drawings 13.2.1. Mechanical Drawings Drawing no Title Number of pages OD-01-00-15-C Xcalibur / Gemini Suggested Layout OD-01-00-01 System and Component Dimensions Figure 13.2.1 OD-01-00-15-C Xcalibur / Gemini Suggested Layout Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 64...

  • Page 71: Figure 13.2.2

    ADDITIONAL INFORMATION Xcalibur / Gemini Dimensions KMW3000C Dimensions Figure 13.2.2 OD-01-00-01 System and Component Dimensions Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 65...

  • Page 72: Electrical Drawings

    EC-05-05-002-B VIDEO MICROSCOPE TO BNC ‘T’ ADAPTOR CABLE OD-1-07-03 EC-05-05-001-B BNC ‘T’ ADAPTOR TO FRAME GRABBER CABLE OD-1-07-04 EC-05-05-003-A BNC ‘T’ ADAPTOR TO MONITOR CABLE BCK-005-1 DETECTOR HEAD SUPPLY CABLE BCK-006-1 DETECTOR HEAD COOLER CABLE Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 66...
  • Page 73 ADDITIONAL INFORMATION Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 67...

  • Page 74: Ce Conformity Notice

    ISO/IEC Guide 22, 1982, “Information on manufacturer’s declaration of conformity with standards or other technical specifications." Oxford Diffraction’s liability under this declaration is limited to that set forth in the current Oxford Diffraction’s Terms and Conditions of Sale. __________________________________________________________________________________...
  • Page 75 To convert Celsius to Fahrenheit: multiply by 9/5 then add 32 F=(9/5C)+32 To convert Celsius to Kelvin: add 273.15 K=C+273.15 To convert Fahrenheit to Kelvin first convert F to C then add 273.15 Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 69...
  • Page 76 Other maintenance records should be kept as required by any local, national or international regulations. Weekly Maintenance Record Sheet Week Date of Name of person Signature Comments maintenance performing test Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 70...
  • Page 77 APPENDICES Weekly Maintenance Record Sheet Week Date of Name of person Signature Comments maintenance performing test Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 71...
  • Page 78 Name of person Signature Comments maintenance performing test Monthly Maintenance Record Sheet Month Date of Name of Signature Emergency X-ray Comments maintenance person Stop Check radiation performing check OK? test Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 72...
  • Page 79 Name of Signature Comments maintenance person performing test Yearly Maintenance Record Sheet Date of Name of Signature Machine CCD detector Comments maintenance person parameter vacuum performing file refined? pumped? test Xcalibur Xcalibur A ENHANCE Version 1.8 USER MANUAL Page 73...
  • Page 80 APPENDICES Appendix 5 Returns Procedure If you are sending goods to Oxford Diffraction for any reason, including chargeable repair or warranty repair please first telephone on +44 (0)1865 291600 and request a returns material authorisation (RMA) number. Please note that returns will not be accepted without an RMA number. The RMA number should be clearly visible on the outside of any package and a completed RMA form and declaration of contamination should accompany any returned items.
  • Page 81 Appendix 6 Example of Local Rules for the Diffractometer System Set Up at Oxford Diffraction An example of the Local Rules for the diffractometer system set up at Oxford Diffraction is provided for information Xcalibur Xcalibur A ENHANCE Version 1.8...

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