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Cascade Laser Starter Kit manual
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60 pages, 4.82 Mb
Quantum Cascade Laser
Starter Kit
Instructions Manual
(Web version)
CAUTION
Before using the Quantum Cascade
Laser Starter Kit, read this
documentation and take special
note of all safety instructions
Contents
Main
Contents
Page
Page
Chapter 1
Identication
1.1 Document
1.2 L imited waranty
Chapter 2
General
2.1 Chapter overview
2.2 Generalities
2.3 Compliance
2.3.1 Laser compliance
2.4 Glossary
2.5 Typ ographic conventions
Problem
Page
Chapter 3
Safety Instructions
3.1 Chapter overview
3.2 Introduction
3.2.1 Principle
3.2.2 Importance of safety instructions
3.3 G eneralsafety instructions
3.4 Environmental conditions
3.5 Compliance and informa- tion
Chapter 4
Description
4.1 Chapter overview
4.2 S ystem Composition
4.3 DF B and FP QuantumCascade Lasers
4.3.1 Description
4.3.2 Geometry of QC lasers
If no conguration is specied, the DN pad is used.
4.3.3 Specications
4.3.4 Electrical model
4.4 L aboratory Laser Housing(LLH100)
Page
4.4.3 Thermo-Electric Cooler (TEC) and PT100 connections
4.4.4 Measurement connection
4.5 QCL p ulserswitching unit(LDD100)
4.5.1 Description
4.5.2 Specications
4.6 QCL pulse switching measuring unit
4.6.1 Generalities
4.6.2 Measured voltages
4.6.3 Timing data
4.6.4 Laser peak current
4.6.5 Laser peak voltage
4.6.6 Average dissipation
4.6.7 Accuracy considerations
4.7 QCL pulser timing unit (TPG128)
4.7.1 Description
4.7.2 Specications
4.8 QCL temp erature controller(TCU151)
4.8.1 Description
4.8.2 Specications
4.8.3 Peltier and PT100 connections
Chapter 5
Installation
5.1 Chapter overview
5.2 General
5.3 Packing list
5.3.1 Standard items
5.4 S etting the appropriate AC voltage on TCU151
5.4.1 Procedure
5.5 In stalling the starter Kit
5.5.1 Before beginning
5.5.2 Procedure
Page
Chapter 6
Use
6.1 Chapter overview
6.2 QCL pulse timing unit com- mand description
6.3 T CU151command description
6.4 L aser utilisation
6.4.1 Overview
6.4.2 Proceedings
Page
6.5 Interlock utilisation
6.5.1 Before beginning
6.5.2 Procedure Interlock utilisation
Chapter 7
Troubleshooting
7.1 Chapter overview
7.2 Principle
The power supply reaches max cur- rent for a very low voltage
Laser draws current but gives no light
The laser does not draw current
Chapter 8
Maintenance
8.1 Overview
8.1.1 How to remove the covers of TCU151 and TPG128
8.2 Replacement procedures
8.2.1 Quantum Cascade Laser replace- ment
Page
8.2.2 QCL UP and DN p osition exchange
Page
8.3 T CU151 temperature con- troller interlock setting
8.3.1 Generalities
8.3.2 Before beggining interlock set- ting
8.3.3 Needed material
8.3.4 Procedure interlock setting
8.4 Calibaration pro cedures
8.4.1 TPG128 calibration
Page
Page
8.4.2 TCU151 temperature controller calibration
Page
Page
Page
Page
Page
Page
Chapter 9
Application notes
9.1 Detection techniques
9.1.1 Direct absorption
9.1.2 Frequency modulation technique (TILDAS)
9.1.3 Photoacoustic detection
Chapter 10
Appendix
10.1 Bias Circut (Bias-T)
10.1.1 General
10.1.2 Description
10.1.3 Specications
10.1.4 Utilisation