Quantum Design CM-C User manual

VSM Oven Option User’s Manual
Part Number 1097-100, A3

Quantum Design
6325 Lusk Boulevard
San Diego, CA 92121
USA
Technical support [phone]
[phone]
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Fourth edition of manual completed May 2011.
Trademarks
All product and company names appearing in this manual are trademarks or registered trademarks of their respective holders.
U.S. Patents
5,053,834 High Symmetry DC Squid System
5,139,192 Superconducting Bonds for Thin Film Devices
5,311,125 Magnetic Property Characterization System Employing a Single Sensing Coil Arrangement to Measure AC
Susceptibility and DC Moment of a Sample (patent licensed from Lakeshore)
5,319,307 Geometrically and Electrically Balanced DC Squid System Having a Pair of Intersecting Slits
5,647,228 Apparatus and Method for Regulating Temperature in Cryogenic Test Chamber
Foreign Patents
U.K. 9713380.5 Apparatus and Method for Regulating Temperature in Cryogenic Test Chamber
Canada 2,089,181 High Symmetry DC Squid System
Japan 2,533,428 High Symmetry DC Squid System
Japan 2,533,428 High Symmetry DC Squid System

Quantum Design VSM Oven Option User’s Manual, Rev. A3 iii
May 2011
CONTENTS
Table of Contents
PREFACE
Contents and Conventions.......................................................................................................... ix
P.1 Introduction.....................................................................................................................................ix
P.2 Scope of the Manual .......................................................................................................................ix
P.3 Contents of the Manual...................................................................................................................ix
P.4 Conventions in the Manual ..............................................................................................................x
CHAPTER 1
Introduction to the VSM Oven Option....................................................................................1-1
1.1 Introduction.................................................................................................................................. 1-1
1.2 Overview...................................................................................................................................... 1-1
1.3 Notable Features of the VSM Oven Option................................................................................. 1-2
1.4 Theory of Operation..................................................................................................................... 1-2
1.5 Overheating Prevention Mechanisms .......................................................................................... 1-4
1.6 Safety Precautions........................................................................................................................ 1-4
1.6.1 VSM High-Temperature Heater............................................................................................ 1-4
1.6.2 Cryogens................................................................................................................................ 1-5
1.6.3 Magnets ................................................................................................................................. 1-5
1.6.4 Electricity .............................................................................................................................. 1-6
1.7 Contacting Quantum Design........................................................................................................ 1-6
CHAPTER 2
Installing and Removing the VSM Oven Option....................................................................2-1
2.1 Introduction.................................................................................................................................. 2-1
2.2 Overview of the VSM Oven Installation ..................................................................................... 2-1
2.2.1 Terminology.......................................................................................................................... 2-1
2.2.2 VSM Oven Components........................................................................................................ 2-2
2.3 Initial Installation of the VSM Oven Option................................................................................ 2-3
2.4 Installing the VSM Oven Hardware............................................................................................. 2-3

Contents
Table of Contents
iv VSM Oven Option User’s Manual, Rev. A3 Quantum Design
May 2011
CHAPTER 3
Preparing Samples for the VSM Oven.....................................................................................3-1
3.1 Introduction...................................................................................................................................3-1
3.2 Sample Properties .........................................................................................................................3-1
3.2.1 Size and Shape........................................................................................................................3-1
3.2.2 Composition ...........................................................................................................................3-1
3.3 Sample Mounting..........................................................................................................................3-2
CHAPTER 4
VSM Oven Measurements ........................................................................................................4-1
4.1 Introduction...................................................................................................................................4-1
4.2 Overview of VSM Oven Measurements.......................................................................................4-1
4.3 Installing a Sample........................................................................................................................4-2
4.3.1 Attach Sample and Measure Sample Offset...........................................................................4-2
4.3.2 Activate the VSM Option and the VSM Control Center........................................................4-2
4.3.3 Install the Sample...................................................................................................................4-2
4.4 Taking VSM Oven Measurements................................................................................................4-5
4.4.1 Touchdown Centering............................................................................................................4-5
4.4.2 Peak Vibration Amplitude......................................................................................................4-6
CHAPTER 5
VSM Oven Hardware................................................................................................................5-1
5.1 Introduction...................................................................................................................................5-1
5.2 VSM Oven Hardware Components ..............................................................................................5-1
5.2.1 VSM Oven Heater Stick.........................................................................................................5-1
5.2.2 Oven Sample Rod...................................................................................................................5-2
5.2.3 Wired Access Port..................................................................................................................5-3
5.3 VSM Oven Option User’s Kit.......................................................................................................5-4
5.3.1 Sample Mounting Platform....................................................................................................5-5
5.3.2 Copper-Foil Radiation Shields...............................................................................................5-6
5.4 VSM Oven Electronics.................................................................................................................5-6
5.4.1 Heater-Stick Connector..........................................................................................................5-6
5.4.2 Wired Access-Port Connector................................................................................................5-7
5.4.3 Oven-Control Cable ...............................................................................................................5-8
5.4.4 Model CM-C (VSM Oven Module).......................................................................................5-8
CHAPTER 6
VSM Oven Software..................................................................................................................6-1
6.1 Introduction...................................................................................................................................6-1
6.2 Using the VSM Oven for Measurements......................................................................................6-1
6.3 Changes Associated with the VSM Oven.....................................................................................6-1
6.3.1 Prevention of Overheating......................................................................................................6-1
6.3.2 Changes to Cryopump High-Vacuum Operations..................................................................6-2

Contents
Table of Contents
Quantum Design VSM Oven Option User’s Manual, Rev. A3 v
May 2011
6.4 MultiVu and VSM Oven-Enabled Software................................................................................ 6-2
6.4.1 MultiVu Changes................................................................................................................... 6-2
6.4.1.1 Writing Sequences .......................................................................................................... 6-2
6.4.1.2 Temperature Report and Settings.................................................................................... 6-2
6.4.2 VSM Control Center Components ........................................................................................ 6-3
6.4.2.1 Status Area...................................................................................................................... 6-3
6.4.2.2 The VSM Install/Remove Sample Wizard...................................................................... 6-3
6.4.3 VSM Oven Measurements..................................................................................................... 6-5
6.4.3.1 Centering Tab.................................................................................................................. 6-5
6.4.3.2 Advanced Tab................................................................................................................. 6-5
APPENDIX A
Model CM-C VSM Oven Module ...........................................................................................A-1
A.1 Introduction..................................................................................................................................A-1
A.2 Functional Overview....................................................................................................................A-1
A.2.1 Functional Block Diagram.....................................................................................................A-2
A.2.2 Specifications ........................................................................................................................A-2
A.3 Model CM-C VSM Oven Module: Front Panel...........................................................................A-3
A.3.1 Indicator LEDs ......................................................................................................................A-3
A.3.2 Front Panel Connectors and Pinout Tables............................................................................A-3
A.3.2.1 JC-1 Oven Connector......................................................................................................A-3
A.3.2.2 JC-2 AUX Connector......................................................................................................A-4
A.4 Model CM-C VSM Oven Module: Rear Panel............................................................................A-5
A.4.1.1 Address Selector .............................................................................................................A-5
A.4.1.2 Guide Holes ....................................................................................................................A-5
A.4.1.3 QD CAN Connector and Pinout Table............................................................................A-5
Index..................................................................................................................................... Index-1

Contents
Table of Figures
vi VSM Oven Option User’s Manual, Rev. A3 Quantum Design
May 2011
Figures
Figure 1-1. Operating principle for the VSM Oven option......................................................... 1-2
Figure 1-2. Control circuit for the VSM Oven heater stick......................................................... 1-3
Figure 3-1. Using the sample-mounting platform to mount a sample on the oven heater stick.. 3-2
Figure 4-1. Main MultiVu window and main window of the VSM Control Center (in
simulation mode) ...................................................................................................... 4-2
Figure 4-2. VSM Install wizard, page 2: Selecting the VSM operating mode............................ 4-3
Figure 4-3. VSM Install wizard, page 4 (oven mode): Sample-holder coordinates for center
position ..................................................................................................................... 4-4
Figure 4-4. VSM Install wizard, page 5: testing the heater stick................................................. 4-4
Figure 4-5. Install tab of the VSM Control Center after the VSM Oven mode has been
selected...................................................................................................................... 4-5
Figure 4-6. VSM Measurement dialog box: Centering tab ......................................................... 4-6
Figure 4-7. VSM Measurement dialog box: Advanced tab......................................................... 4-6
Figure 5-1. Front and back view of the VSM Oven heater stick................................................. 5-1
Figure 5-2. Oven sample rod....................................................................................................... 5-2
Figure 5-3. Wired access port...................................................................................................... 5-3
Figure 5-4. Attaching the wired access port to the VSM linear motor transport......................... 5-4
Figure 5-5. VSM Oven Option User's Kit................................................................................... 5-4
Figure 5-6. VSM Oven sample-mounting platform .................................................................... 5-5
Figure 5-7. Pin assignments on the heater-stick connector ......................................................... 5-7
Figure 5-8. Pin assignments on the wired access-port connector (P1)........................................ 5-7
Figure 5-9. VSM Oven-Control cable......................................................................................... 5-8
Figure 5-10. Front panel of the Model CM-C VSM Oven module............................................... 5-8
Figure 5-11. Back panel of the Model CM-C VSM Oven module................................................ 5-9
Figure 6-1. The VSM Control Center (oven enabled) after sample installation has been
completed.................................................................................................................. 6-3
Figure 6-2. VSM Install wizard: Selecting the VSM operating mode......................................... 6-4
Figure 6-3. The Sample Coordinates page for determining sample offset.................................. 6-4
Figure 6-4. Centering tab of VSM Measurement dialog and default setting............................... 6-5
Figure 6-5. Advanced tab of VSM Measurement dialog box, showing peak amplitude during
oven use .................................................................................................................... 6-6
Figure A-1. Front panel of Model CM-C VSM Oven module.................................................... A-1
Figure A-2. Functional block diagram of Model CM-C VSM Oven module ............................. A-2
Figure A-3. JC-1 pin assignments on the Model CM-C VSM Oven module.............................. A-3
Figure A-4. JC-2 pin assignments on the AUX connector.......................................................... A-4
Figure A-5. Rear panel of Model CM-C VSM Oven module..................................................... A-5
Figure A-6. QD CAN connector on rear of the Model CM-C VSM Oven module .................... A-5

Contents
Table of Tables
Quantum Design VSM Oven Option User’s Manual, Rev. A3 vii
May 2011
Tables
Table 2-1. System components of the PPMS VSM Oven option...............................................2-2
Table 5-1. Pinout connections for the heater-stick connector....................................................5-7
Table 5-2. Pinout connections for the wired access-port connector (P1)...................................5-7
Table 5-3. Typical resistance values at P1 when heater stick is connected and at room
temperature.........................................................................................................5-7
Table A-1. Electrical specifications for the Model CM-C VSM Oven module......................... A-2
Table A-2. LED guide for Model CM-C VSM Oven module ...................................................A-3
Table A-3. JC-1 pinout connections from the oven-control cable to the Model CM-C VSM
Oven module............................................................................................................ A-4
Table A-4. Pinout table for QD CAN connector on rear of the Model CM-C VSM Oven
module...................................................................................................................... A-6

Quantum Design VSM Oven Option User’s Manual, Rev. A3 ix
May 2011
PREFACE
Contents and Conventions
P.1 Introduction
This preface contains the following information:
○Section P.2 provides an overview of the
scope of the manual.
○Section P.4 shows the conventions that
appear in the manual.
○Section P.3 outlines the contents of the
manual.
P.2 Scope of the Manual
This manual contains background about the Vibrating Sample Magnetometer (VSM) Oven
option; instructions for installing and using the VSM Oven software and hardware; and
instructions for performing sensitive measurements when the VSM Oven option is installed.
P.3 Contents of the Manual
oChapter 1 provides an overview of the VSM Oven option, the theory of operation, safety
recommendations, and contact information for Quantum Design..
oChapter 2 provides instructions for installation and removal of the VSM Oven option.
oChapter 3 covers sample composition and how to mount samples for measurement with the
VSM Oven.
oChapter 4 summarizes the measurement process with the VSM Oven option and guides you
through an immediate-mode measurement.
oChapter 5 describes the hardware and electrical components of the VSM Oven option and the
contents of the VSM Oven Option User's Kit.

Section P.4 Preface
Conventions in the Manual Contents and Conventions
xVSM Oven Option User’s Manual, Rev. A3 Quantum Design
May 2011
oChapter 6 describes the differences you will encounter when using MultiVu with the VSM
Oven option compared to the standard VSM equipment.
oAppendix A provides a functional description of the Model CM-C VSM Oven module,
including diagrams and electrical specifications.
oIndex is a guide to information organized by key terms and phrases.
P.4 Conventions in the Manual
File menu Bold text identifies the names of menus, dialogs, options, buttons, and panels
used in the MultiVu and VSM software.
File >> Open The >> symbol indicates that you select multiple, nested software options.
.dat The Courier font indicates file and directory names and computer code.
Important Text is set off in this manner to signal essential information that is directly
related to the completion of a task.
Note Text is set off in this manner to signal supplementary information about the
current task; the information may primarily apply in special circumstances.
CAUTION!
Text is set off in this manner to signal conditions that could result in loss of information or damage
to equipment.
WARNING!
Text is set off in this manner to signal conditions that could result in bodily harm or
loss of life.
WARNING!
Text is set off in this manner to signal electrical hazards that could result in bodily
harm or loss of life.