NUCLEAR-SOURCED DENSITY AND HUMIDITY MEASURING DEVICE

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Density Measurement Range: 1120 – 2720 Kg/m3 (70 – 170 Ib/ft3)
Humidity Measurement Range: 0 – 640 Kg/m3 (0 – 40 Ib/ft3)
Density source: Cesium 137
Moisture Source: Americium 241: Beryllium
Density Source Activity: 370 Mbq, (10 mCi)
Moisture Source Activity: 1.48 Gbq, (40 mCi)
BS Sensitivity at 2000 Kg/m3, (125 Ib/ft3): 7.8 Kg/m3 (0.49 Ib/ft3)
Direct Contact Sensitivity at 2000 Kg/m3 (125 lb/ft3J : 3.5 Kg/m3 (0.22 Ib/ft3)
Moisture Sensitivity at 240 Kg/m3 (15 Lb/ft3): 4.42 Kg/m3 (0.28 Lb/ft3)
Error correction BS : 22.4 Kq/m3 (1.4 Lb/ft3)
Error Direct Communication Regulation: 22.4 Kg/m3 (1.4 Ib/fB)
Surface Error BS: 48 Kg/m3 (3 Ib/ft3)
Surface Error 150 mm (6″) depth : 16 kg/m3 (1 Ib/ft3)
Backlit Display: Yes
Internal temperature display: Yes
Protection Materials: Lead, Tungsten and Cadmium
Top Cover: Plastic sensitive to UV light
Base and Case: Aluminum
Welding Rod and Handle: Stainless Steel
Measuring rod: Stainless steel
Operating Temperature: -10 to 70 C (14 to 158 F)
Surface temperature: 170 C (338 F)
Dimensions: H 58.4cm
Shipping Weight: 42 Kg (94 lb)