XIA UltraLo-1800 - User Manual

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XIA LLC

UltraLo-1800 Alpha Particle

Counter

User’s Manual

Version: 1.1

December, 2021

Main Page

Table of Contents2
Conventions of the Manual5
Theory of Operation6
Operation of the Ultralo-18006
Synopsis6
Electrostatic Description of the Ultralo-18008
Signal Generation9
Necessary Assumptions12
Secondary Veto Channel13
Rejection13
Counting Efficiency13
Induction14
Comparison to Gas Proportional Counters15
Remaining Background Sources in the Ultralo-180017
Cosmogenics17
Radon19
Undersized Samples22
When Backgrounds Become Important22
Sample Handling23
Standard Good Practices23
Interactions between Sample Handling and Results23
Radon23
Cleaning Procedure24
Thorough24
Quick24
System Overview25
Components25
Complete System25
Counting Module26
Support Box28
Requirements and Specifications29
Counter Manipulations30
Adjusting the Tray Height30
Opening the Counter30
Removing a Side Panel31
Opening the Support Box31
Opening the Electronics Box31
Maintenance/Calibration32
Calibration32
Weekly Maintenance32
Monthly Maintenance32
Annual Maintenance32
Countermeasure33
Application Requirements33
Application Overview34
Main Panel34
Analysis Panel39
Diagnostic Panel41
Measurement History43
Start Run Dialog45
Options Dialog47
Import Calibration Certification/Import Settings Dialogs49
Common Interactions50
Tooltips50
Zoom and Pan51
Splitters52
Making a Standard Measurement53
Measurement Flowchart53
Detailed Description54
Generated Files56
Buffers56
Logs56
Parameters56
Exports and Reports57
Troubleshooting59
General Steps59
Noise Debugging59
Countermeasure Troubleshooting61
Can't Start Countermeasure61
Can't Start a Run61
Status Icons Red61
Countermeasure Is Frozen61
Counting Issues62
Can't Connect to Counter62
Counting Stops During Measurement62
Noise on Traces63
Excessively High Sample Emissivity63
No Alphas63
No Events65
Excess Events65
Non-Alpha Events67
Large Drop in Emissivity During a Run67
Alpha Analysis Engine68
Introduction68
Overview68
Classifications69
Counting Various Sample Types71
Undersized Samples71
Dielectrics71
Thick Samples71
Bulk Sources72
Tiling Samples73
Powder Samples74
Appendix75
Counter Efficiency75

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XIA UltraLo-1800 Specifications

General

Brand	XIA
Model	UltraLo-1800
Category	Cash Counter
Language	English

XIA UltraLo-1800 - User Manual

Table of Contents

Other manuals for XIA UltraLo-1800

XIA UltraLo-1800 Specifications