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Table of Contents
PREFACE
Contents, Conventions, and Safety ........................................................................................................... xi
P.1
P.2
P.3
P.4
Overview ..................................................................................................................................................... xi
Scope of the Manual .................................................................................................................................... xi
Conventions in the Manual.......................................................................................................................... xi
Safety Guidelines and Regulatory Information ...........................................................................................xii
CHAPTER 1
Getting Started ................................................................................................................................................... 1-1
1.1 Overview ..................................................................................................................................................... 1-1
1.2 Introduction to PPMS DynaCool ................................................................................................................ 1-1
1.3 How to use this Manual............................................................................................................................... 1-2
1.4 Quick Start: System Startup and Cool Down .............................................................................................. 1-3
1.4.1
Turn on Power to Electronics ............................................................................................................ 1-3
1.4.2
Check Cooling Water and Power to Compressor .............................................................................. 1-3
1.4.3
Check Helium Bottle ......................................................................................................................... 1-3
1.4.4
Launch Startup Procedure.................................................................................................................. 1-3
1.4.5
Wait for Cool Down .......................................................................................................................... 1-4
1.4.6
Shutting Down the System and Other Tasks ..................................................................................... 1-4
1.4.7
Temperature, Field, and Chamber Commands .................................................................................. 1-4
1.5 Installing and Removing Samples............................................................................................................... 1-5
1.5.1
The “Puck” ........................................................................................................................................ 1-5
1.5.2
Installing a Sample Puck ................................................................................................................... 1-5
1.5.3
Removing a Sample Puck .................................................................................................................. 1-8
1.6 Configure Measurement Option and Perform Measurement ...................................................................... 1-9
CHAPTER 2
Hardware .............................................................................................................................................................. 2-1
2.1
Overview ................................................................................................................................................... 2-1
2.2
System Hardware Components.................................................................................................................. 2-1
2.2.1
Cryostat Assembly............................................................................................................................. 2-2
2.2.2
CAN Module Bay .............................................................................................................................. 2-3
2.2.2.1 CAN Power Supply and Power Distribution ................................................................................ 2-4
2.2.2.2 CAN Network Controller and Distribution................................................................................... 2-5
2.2.2.3 Magnet Signal Distribution........................................................................................................... 2-5
2.2.3
Pump Cabinet and Computer............................................................................................................. 2-6
2.2.3.1 Gas Handling Connections ........................................................................................................... 2-7
2.2.3.2 Back Panel and Cabinet Bays ....................................................................................................... 2-8
2.2.4
Cryocooler Compressor Assembly .................................................................................................. 2-10
2.2.5
Helium Gas Bottle and Regulator .................................................................................................... 2-11
2.3
Measurement System Hardware .............................................................................................................. 2-11
2.3.1
Sample Pucks................................................................................................................................... 2-11
Quantum Design
PPMS DynaCool User’s Manual, 1307-110, Rev. A0
November 2011
iii