ASD TerraSpec User manual

TerraSpec® User Manual
ASD Document 600541 Rev. G
© 2008 by ASD Inc.
www.asdi.com

ASD Document 600541 Rev. G ii TerraSpec® User Manual
www.asdi.com
Trademark Information
ASD Inc.
2555 55th Street
Boulder, CO 80301 USA
Phone: [phone]
www.asdi.com
FieldSpec®, LabSpec®, QualitySpec®, TerraSpec®, AgriSpec®, RxSpec®,
ViewSpec™, RS3™, Indico™, and goLab™ are registered, and unregistered
trademarks, and the intellectual property of ASD Inc. All trademarks used or
displayed in this document are the property of ASD, its affiliates, or third
party owners. Unauthorized use of these trademarks is illegal and punishable
by law. Nothing contained in this document is to be construed as granting, by
implication, estoppel, or otherwise, any license or right of use of any such
trademark without the prior and express written permission of ASD, or such
third party owner.
This document contains proprietary information protected by copyright law
and may not be reproduced in any manner without the express written
approval of ASD Inc.
The information and specifications contained in this manual are subject to
change without notice. ASD Inc. shall not be held liable for technical,
editorial omissions, or errors made herein; nor for incidental or consequential
damages resulting from furnishing, performance, or use of this material.
Technical Support
If you have any questions or concerns, please contact ASD Inc. by phone, fax,
or email:
Phone: [phone] X-144
Fax: [phone]
email: [email protected]
Web: www.asdi.com
ftp: ftp.asdi.com
Technical support is committed to providing you with a timely response to
your questions. We will work with you to provide solutions to your
applications. Technical support is available to answer your questions Monday
thru Friday, 8 am to 5 pm Mountain Standard Time. We will happily respond
to your e-mail queries as well.

© 2007 ASD Inc. iii TerraSpec® User Manual
Table of Contents
Trademark Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
Declaration of Conformity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
Chapter 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Hardware Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Physical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Power Input and Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
TerraSpec Wavelength Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Interface Requirement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Standard Accessories. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Computer Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Software Requirement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Theory of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Chapter 2 Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Unpacking the Instrument. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Ethernet Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Accessory Power Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Remote Trigger. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Chapter 3 Usage and Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Light Sources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Access and Ventilation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Annual Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Returning Instrument to ASD for Service . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Chapter 4 Fiber Optic Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Fiber Optic Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Fiber Optic Cable Interface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Matching Fiber Bundles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
LED Check for Fiber Optic Cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

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Chapter 5 Batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Battery Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Battery Charger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Application Battery Indicator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Chapter 6 Field Measurements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Illumination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Rocks, Soils, and Man-Made Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Suggested Set-up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
RS3 Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Indico Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
White Reference. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Spectralon Reflectance Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Maintaining Spectralon References . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
White Reference Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Appendix A Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Common Communication Fixes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Does Not Connect to the Spectrometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Does Not Connect Wireless . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Does Not Connect to the Access Point . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Spectrometer Loses its Wireless Connection. . . . . . . . . . . . . . . . . . . . . . . . 47
Wireless Interface is Disabled in the Netcfg Application . . . . . . . . . . . . . . . 47
Appendix B Reference Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Frequently Asked Questions (FAQ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
What is a spectrometer?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
What are the differences between the ASD spectrometers? . . . . . . . . . 50
What is remote sensing? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
How often do I need to optimize?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
How often do I need a (baseline) White Reference? . . . . . . . . . . . . . . . 51
What spectrum average (or sample count) should I use? . . . . . . . . . . . 51
What if I want to keep the same settings all day? . . . . . . . . . . . . . . . . . 51
What are the units of radiance? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Can I post-process my data? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Why do I see oscillations (sine wave) in my data?. . . . . . . . . . . . . . . . . 52
What are these upward or downward spikes in VNIR data? . . . . . . . . . 52
What are these steps in my data? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
What can cause more noise in my data from last time?. . . . . . . . . . . . . 53

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Why does the VNIR drop to zero after a Dark Current collection?. . . . . 54
How do I set up GPS? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
What does a broken fiber mean? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
How long is the battery life? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
What type of Ethernet cable can I use for the static IP configuration?. . 56
Can I install additional software on the instrument controller? . . . . . . . . 56
Why does the software seem to do unexpected things? . . . . . . . . . . . . 57
How long does it take for the TerraSpec spectrometer to warm up? . . . 57
Where is my serial number?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Data Conversion. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Gain and Offset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Optimization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Spectrum Averaging (or Sample Count). . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Temperature Effects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Technical Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
W.E.E.E. Compliance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

ASD Document 600541 Rev. G vi TerraSpec® User Manual
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ASD Document 600541 Rev. G vii TerraSpec® User Manual
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Declaration of Conformity
gg
Manufacturers Name: Analytical Spectral Devices, Incorporated.
Manufacturers Address: 5335 Sterling Drive, Suite A
Boulder, CO 80301
Phone: [phone]
European Contact: Your local Analytical Spectral Devices Representative.
Declares that the product(s)
Product Name: TerraSpec
Product Numbers Description Range (nm)
A100800 SWIR1 & SWIR2 High Resolution 1000-2500
A100810 Full Range (VNIR, SWIR1, & SWIR2) High
Resolution 350-2500
A100820 SWIR2 only 1800-2500
Conforms to the following EU Directives:
Safety: Low Voltage Directive, 72/23/EEC, as amended by 93/68/EEC
EMC: Electromagnetic Compatibility Directive, 89/336/EEC, as amended
by 93/68/EEC
Supplementary Information:
The product complies with the requirements of the following Harmonized Product Standards and
carries the CE-Marking accordingly:
EN 61010-1: 2001 Safety Requirements for Electrical Equipment for Measurement,
Control and Laboratory use
EN 61326-1: 2002 Class A, Electrical Equipment for Measurement, control and
Laboratory use – EMC requirements
Signature:
Title:
Date:

ASD Document 600541 Rev. G viii TerraSpec® User Manual
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Symbols - Definitions
CAUTION: Risk of Danger. This is a personal danger warning.
Documentation must be consulted in all cases where this symbol is marked.
Failure to acknowledge these warnings could result in personal injury to the
user.
CAUTION: Risk of Electric Shock. This is a personal danger warning.
Documentation must be consulted in all cases where this symbol is marked.
Failure to acknowledge these warnings could result in personal injury to the
user.
CAUTION: Hot Surface. This is a personal danger warning.
Docuemntation must be consulted in all cases where this symbol is marked.
Failure to acknowledge these warnings could result in personal injury to the
user.
Recycle. Items with this symbol indicate that the item should be recycled and
not disposed of as general waste.
Warnings and cautions are placed throughout this manual for the convenience
of the reader. However, the absence of warnings and cautions do not preclude
the user of proper caution and handling. Usual precautions are recommended
to be taken at all times, either written or otherwise, to avoid personal injury or
damage to ASD equipment.

ASD Document 600541 Rev. G ix TerraSpec® User Manual
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The Power Supply is intended for Indoor Use Only
When using an electrical appliance, basic safety precautions should always be
followed.
Danger- To reduce the risk of electric shock read all instructions before using
the power supply. A power supply should never be left unattended when
plugged in. Always unplug the power supply from the mains socket
immediately after using.
Warning- To reduce risk of burns, fire, electric shock or injury to persons or
animals:
1. Use this power supply only for its intended use as described below.
2. Do not use outdoors.
3. Do not allow to be used as a toy. Pay close attention when this power
supply is used by, or near to, children.
4. Use only attachments recommended by the manufacturer.
5. Never operate the power supply if it has a damaged cord or plug, if it has
been dropped or damaged or if it has fallen into water. In such cases return the
power supply to an authorized dealer or service center for examination or
repair.
6. Never drop or insert an object into any openings.
7. Do not operate where aerosol (spray) products are being used or where
oxygen is being administered.
8. The power supply should be used near to a convenient and easily accessible
mains socket.

ASD Document 600541 Rev. G x TerraSpec® User Manual
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Notes: