Table of Contents
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AQUATRAN 3/38 Operator's Manual
Table of Contents
About This Manual ........................................................................................................................................ iii
Safety Information ........................................................................................................................................ iv
Chapter 1: Introduction.............................................................................................................................. 1-1
Features ............................................................................................................................................... 1-2
Permeation Test Overview ................................................................................................................... 1-3
Individual Zero Phase ..................................................................................................................... 1-3
Conditioning the Sample ................................................................................................................ 1-3
ReZero State .................................................................................................................................. 1-3
Cell Examination State ................................................................................................................... 1-3
Bypass State .................................................................................................................................. 1-3
Test Completion ............................................................................................................................. 1-3
Report Generation .......................................................................................................................... 1-4
Measuring Water Vapor Transmission Rate ......................................................................................... 1-5
Testing Samples .................................................................................................................................. 1-6
Chapter 2: Setting Up ............................................................................................................................... 2-1
Unpacking the System ......................................................................................................................... 2-1
Preparing for Installation ...................................................................................................................... 2-1
Front Panel Parts and Controls ............................................................................................................ 2-2
Back Panel Parts and Controls ............................................................................................................. 2-5
Carrier Gas (Nitrogen) .......................................................................................................................... 2-7
Gas Distribution System ....................................................................................................................... 2-7
Connecting the Gas Lines .................................................................................................................... 2-8
Setting the Gas Supply Pressure ......................................................................................................... 2-9
System Outgassing .............................................................................................................................. 2-9
Chapter 3: Preparing for a Test ................................................................................................................. 3-1
Testing Basics ...................................................................................................................................... 3-1
How Barrier Properties Affect Testing .................................................................................................. 3-1
Testing Mixed Barriers ......................................................................................................................... 3-1
Testing Moisture Sensitive Barriers ...................................................................................................... 3-2
Developing Test Methods for your Films and Packages ....................................................................... 3-2
The Examination Time .................................................................................................................... 3-2
The ReZero Frequency .................................................................................................................. 3-2
The Sample Conditioning Time ...................................................................................................... 3-3
Individual Zero Processing ............................................................................................................. 3-3
Determining When to Stop a Test ................................................................................................... 3-4
Choosing a Test Method ...................................................................................................................... 3-4
The Advanced Test Method............................................................................................................ 3-4
Saved Test Methods ...................................................................................................................... 3-4
QC Mode ........................................................................................................................................ 3-4
Chapter 4: Using the Instrument Software................................................................................................. 4-1
Software Features ................................................................................................................................ 4-1
Instrument Software Structure and Organization .................................................................................. 4-2
Chapter 5: Permeant Sensor Calibration ................................................................................................... 5-1
Permeant Sensor Accuracy Check ....................................................................................................... 5-1
Performing a Permeant Sensor Calibration .......................................................................................... 5-1
Permeant Sensor Calibration Test Setup ............................................................................................. 5-3
MOCON, Inc.
Revision G
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