B-4
RADIOLOGICAL SPECIFICATIONS
Gamma Source
0.3
±
10% GBq (8
±
10% mCi) cesium-
137
Neutron Source
Model 3430
1.48
±
10% GBq (40
±
10% mCi)
americium-241:beryllium
Model 3430-M
2.22
±
10% MBq (60
±
10%
µ
Ci)
californium-252
Source Type
Sealed Source - Special Form
Source Housing
Stainless Steel
Shielding
Tungsten, Lead and Cadmium
See Radiation Profiles in Appendix A.
Source Rod Material
Stainless Steel
Shipping Case
DOT 7A, Type A, Yellow II
TI. 0.3 (0.6 for Model 3430-M)
Содержание 3430-M
Страница 9: ......
Страница 14: ...xii NOTES...
Страница 19: ...Model 3430 1 5 Figure 1 1 Model 3430 Gauge and Accessories INTRODUCTION...
Страница 22: ...1 8 NOTES...
Страница 25: ...Model 3430 2 3 Figure 2 1 Direct Transmission Geometry Figure 2 2 Backscatter Geometry OPERATION THEORY...
Страница 26: ...2 4 Figure 2 3 Backscatter Surface Density Effects Top Layer Effect Curves...
Страница 28: ...2 6 Figure 2 4 Effect of Moisture on Depth of Measurement...
Страница 48: ...3 20 NOTES...
Страница 62: ...4 14 NOTES...
Страница 66: ...5 20 D xxxx M xxxx Use keys Moist R xxxx to view data Moist Avg xxxx to view data...
Страница 88: ...A 14 NOTES...
Страница 111: ...Model 3430 C 17 Figure C 2 3430 Gauge Assembly MAINTENANCE...
Страница 113: ...Model 3430 C 19 Figure C 3 3430 Gauge Base Mechanical Assembly Figure C 4 3430 Source Rod Handle Assembly MAINTENANCE...
Страница 115: ...Model 3430 C 21 Figure C 5 3430 Gauge Preamplifier Assembly MAINTENANCE...
Страница 117: ...Model 3430 C 23 Figure C 6 3430 Gauge Scaler Assembly MAINTENANCE...
Страница 128: ...E 2 Date MS DS Date MS DS STANDARD COUNT LOG Gauge Serial Number...
Страница 129: ...Model 3430 E 3 Date MS DS Date MS DS STANDARD COUNT LOG Gauge Serial Number STANDARD COUNT LOG...
Страница 130: ...E 4 Date MS DS Date MS DS STANDARD COUNT LOG Gauge Serial Number...
Страница 140: ...Index 8 NOTES...
Страница 141: ...Model 3430 Warranty 1 NOTES WARRANTY...