Table of Contents
Mini-Switch LB 471
Table of Contents
Page
Chapter 1. Definitions 7
Chapter 2. Operation 9
2.1 Basics of Operation 9
2.1.1 Buttons 9
2.1.2 Display 10
2.1.3 Status LED’s 10
2.1.4 Count Rate Display 11
2.1.5 Select Parameters 11
2.1.6 Edit Mode 11
2.1.7 Enter Parameter Value 12
2.2 Reading-in the Count Rate 12
2.2.1 Measurement Mode 13
2.2.2 Automatic and Manual Mode 14
Chapter 3. Parameters 17
3.1 Standard Mode / Professional Mode 17
3.2 Standard Mode Code Table 18
3.3 Professional Mode Code Table 19
3.4 Parameter Description 21
Chapter 4. Getting Started 51
4.1 Turning On the Supply Voltage 51
4.2 Resetting to Standard Values 52
4.3 Basic Setting for Standard Mode 53
4.4 Calibration in Standard Mode 56
4.5 Getting Started in the Professional Mode 57
Chapter 5. Explanations 58
5.1 Zero Count Rate 58
5.1.1 Determining the Zero Count Rate 58
5.2 Empty Calibration 60
5.2.1 External Empty Calibration 61
5.3 Bulk Cone Measurement 62
5.4 Interference Radiation Detection 64
5.4.1 Flow Chart 65
5.5 Time Constant 66
Chapter 6. Error Messages 67
Chapter 7. Service 71
7.1 Troubleshooting Table 71
7.2 Reset 72
7.3 Check Measurement with Test Generator 73
7.4 Plateau Measurement 73
Chapter 8. Appendix 75
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