Motorola LS6000B-U Guia do Utilizador descarregar pdf (Página 95)

LS 6000 Scintillation System User’s Manual

PN 247971-F

5-17

Data Calculation

Xtal SL DPM % of Reference

efficiency. This calculated efficiency is used to calculate the dpm of the remaining samples in

the set. Blanks and backgrounds can be subtracted if selected in the User Program.

Figure 5.14 Typical Printout for SL DPM % of Reference

1 2 ... 90 91 92 93 94 95 96 97 98 99 100 ... 179 180

LS 6000 Series 1
Table of Contents 3
Introduction 11
Principles of Operation 12
Operating the Instrument 12
Operating Modes 13
1.3 Specifications 14
Precautions and Limitations 15
Figure 1.1 Standard Vial 15
Miniature Vials 16
1.5 Hazards 17
Maintenance 18
Getting Started 19
2.2 Power Failure 21
2.3 Operating Controls 21
Operator Control Key pad 22
Using the Operating Controls 24
2.4 Using the Racks 25
Using the Racks 26
Setting Up the Racks 27
2.5 Preparing the Printer 29
2.6 System Setup 30
Energy Scale 31
Printer Paging 32
Allow Interrupt Count 32
System Setup 33
Figure 2.9 RS232 Setup Menu 33
Date/Time 35
Auto DPM 35
2.7 Calibration 36
Counting Samples 39
Starting the Automatic Count 40
Conducting Count Single Rack 41
3.4 Auto DPM 46
3.5 Multi-Task 47
Interrupt Count in Multi-Task 48
Multi-Task 50
Interrupt Data 51
Setting Up User Programs 59
4.2 Editing A User Program 61
Editing A User Program 62
Comments 65
Counting Time 65
Liquid or Xtal Scintillator 65
Isotope 1 65
Isotope 2 and Isotope 3 66
Edit Other Parameters 67
Counting Precision 69
Background/Blank Subtraction 69
Lum-Ex Correction 71
Phase Monitor 72
Low Level 72
Low Count Reject 72
Output Formats 72
Count Data 75
Raw Data 75
Collecting Spectral Data 76
4.3 Copy User Program 77
Copy User Program 78
5.2 CPM/Xtal CPM 80
CPM/Xtal CPM 81
Results for CPM/Xtal CPM 83
5.4 Auto DPM 85
Setting Up Auto DPM 86
Loading Samples for Auto DPM 86
Results for Auto DPM 86
Setting Up DPM 87
5.6 Xtal DPM 89
Xtal DPM 90
Setting Up Xtal DPM 91
Loading Samples for Xtal DPM 92
5.7 DPM % of Reference 93
Setting Up DPM % of Reference 94
Xtal SL DPM % of Reference 95
5.9 Single Photon Monitoring 98
Data Calculation 100
Single Photon Monitoring 100
Isotope/DPM Libraries 103
Accessing the Isotope Library 104
Printing the Isotope Library 104
The Isotope Library 105
Setup Menu 106
PN 247971-F 108
5 minutes 109
6.2 Setting Up A Quench Curve 110
Setting Up A Quench Curve 112
Counting the Standards 114
Editing Quench Curves 120
Deleting A Quench Curve 124
Manual Entry of Quench Curves 125
7.1 Chemiluminescence 127
Interpretation of Results 128
Reducing Single Photon Events 128
7.3 Two Phase Samples 129
Procedures 131
Analysis of Data 131
H Counting Efficiency 132
C Counting Efficiency 132
Background 133
Contamination 133
Instrument Specifications 135
Temperature Control Accessory 138
Installation Requirements 139
Electrical Requirements 140
0.5 to 1.0 m in 140
Environment Requirements 142
. Note that the output 144
Datum IDs 146
CHAPTER 1, PART 31 167
Region I 170
Region II 170
Region III 170
Region IV 170

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