Bnc SAM 935 Portable Gamma Spectroscopy System Manuale Utente Scaricare il pdf (Pagina 50)

46 SAM 935™ Instruction Manual

2. If you know what the value should be, press F3 to manually edit the value:

When finished, press E

NTER to save the new value.

3. To perform the dose rate calibration, press F2. The SAM 935 will tell you that you need a Cs137

source of known activity and date to do this:

4. Press E

NTER.

5. Enter the activity of the calibration standard at the

next screen and press E

NTER:

6. Enter the standard’s calibration date at the next

screen and press E

NTER:

7. You will be prompted to place the Cs137 standard 20

centimeters (7.87 in.) away from the SAM 935’s detector. Press OK (F2) when you have done so.

You will see a spectrum resolve on screen as the calibration is taken.

Contact your supplier if needed to get the value to

be entered manually here.

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Instruction Manual 1
WARRANTY 2
Table of Contents 3
2 SAM 935™ Instruction Manual 4
1. Introduction 5
1.2 Quick Reference 7
4 SAM 935™ Instruction Manual 8
SAM 935™ Instruction Manual 5 9
2. Connecting Hardware 10
SAM 935™ Instruction Manual 7 11
3. Configuring the SAM 935 12
SAM 935™ Instruction Manual 9 13
3.2 Recalibration Procedure 14
TIL key 15
ES (F3) the first 15
Acquire Background 16
Calibrate Area Monitor 16
Utilities 16
Adjustment Complete 16
3.2.3 Fine Energy Calibration 18
TART (F2) 19
CCEPT (F4) 19
ULL and P-SHORT keys 20
Analysis Tools 21
Area Monitor Setup 22
Select Dose Rate Units 22
Select Dose Rate Trigger 22
3.4 Dose Rate Calibration 23
4. Operating the SAM 935 24
DJUST (F3) button 26
4.3 Powering the SAM 935 Off 27
4.5 Reviewing Alarms 29
4.6 The SAM 935 Interface 30
4.6.2 Function Keys 31
4.6.4 Editing Instructions 31
Editing Text 32
Editing Numbers 32
4.6.5 The Utilities Screen 33
5. SAM 935 Modes of Operation 34
5.4 Manual Mode 36
Section 5.4.3 37
5.4.1 MCA Presets 38
5.4.3 Manual Mode Utilities 40
5.5 Background Mode 41
5.6 Calibration Mode 42
5.6.2 Fine Energy Calibration 43
6. Utilities 44
6.1 Area Monitor Setup 45
6.1.2 Select Triggers 46
Set Default Trigger 47
6.1.4 Preventing False Alarms 48
6.1.5 Calibrate Dose Rate 49
NTER to save the new value 50
6.2 Clear Stored Alarms 51
6.3 Edit Isotopes 51
6.3.1 Adding a New Isotope 52
6.3.2 Enable/Disable Isotopes 52
6.3.3 Editing an Isotope 52
6.4 Edit Isotope Radiations 53
6.5 Print Databases 53
6.6.1 Adding a Standard 54
6.6.2 Deleting a Standard 54
6.6.3 Editing a Standard 54
6.7 Select / Edit Detector 55
6.8 Analysis Tools Setup 56
6.10 Show System Information 57
6.11 Set Serial Speed 58
6.12 Set Report Title String 58
6.14 Set Backlight Delay Time 59
6.15 Print Stored Spectra 59
6.16 Clear Stored Spectra 59
6.17 Switch to Remote 60
6.18 Clear ALL Data and Reset 60
7. Reports 61
7.3 Energy Calibration Report 62
7.4 Manual MCA Report 63
7.5 Database Reports 64
8. Specifications 65
Appendix A: AutoLoad 67

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Bnc SAM 935 Portable Gamma Spectroscopy System Manuale Utente Pagina 50

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