Troxler 3440 - Electrical Specifications

Appendix G–2
MEASUREMENT SPECIFICATIONS
U.S. CUSTOMARY UNITS
Direct Transmission, 6 inches 15 sec. 1 min. 4 min.
Precision at 125 pcf
±0.42 pcf
±0.21 pcf
±0.11 pcf
Composition error at 125 pcf
±1.25 pcf
±1.25 pcf
±1.25 pcf
Surface error (0.05 in., 100% void)
–1.06 pcf
–1.06 pcf
–1.06 pcf
Backscatter Density, (98%) 4 inches
Precision at 125 pcf
±1.00 pcf
±0.50 pcf
±0.25 pcf
Composition error at 125
±2.50 pcf
±2.50 pcf
±2.50 pcf
Surface error (0.05 in., 100% void)
–4.68 pcf
–4.68 pcf
–4.68 pcf
Moisture
Precision at 15 pcf
±0.64 pcf
±0.32 pcf
±0.16 pcf
Surface error (0.05 in., 100% void)
–1.12 pcf
–1.12 pcf
–1.12 pcf
Depth of measurement at 15 pcf – 8.5 inches
SI UNITS
Direct Transmission, (150 mm) 15 sec. 1 min. 4 min.
Precision at 2000 kg/m
3
±6.8 kg/m
3
±3.4 kg/m
3
±1.7 kg/m
3
Composition error at 2000 kg/m
3
±20.0 kg/m
3
±20.0 kg/m
3
±20.0 kg/m
3
Surface error (1.25 mm, 100% void)
–17.0 kg/m
3
–17.0 kg/m
3
–17.0 kg/m
3
Backscatter Density, (98%) 100mm
Precision at 2000 kg/m
3
±16.0 kg/m
3
±8.0 kg/m
3
±4.0 kg/m
3
Composition error at 2000 kg/m
3
±40.0 kg/m
3
±40.0 kg/m
3
±40.0 kg/m
3
Surface error (1.25 mm, 100% void)
–75.0 kg/m
3
–75.0 kg/m
3
–75.0 kg/m
3
Moisture
Precision at 240 kg/m
3
±10.0 kg/m
3
±5.0 kg/m
3
±2.5 kg/m
3
Surface error (1.25 mm, 100% void)
–18.0 kg/m
3
–18.0 kg/m
3
–18.0 kg/m
3
Depth of measurement at 240 kg/m
3
– 215 mm