Fluke Biomedical 190N User Manual
Page 6
Victoreen 190N
Operators Manual
1-2
Accuracy: Within ±10% of theoretical ICRP dose rate.
Recommended Response Time: 24 seconds
Figure 1-1. Neutron Energy Response
Typical Neutron Sensitivity Nominal 2000 counts per mRem
Range Rate:
0 μRem/h to 75 Rem/h
0 μSv/R to .75 Sv/h
0 CPM to 2.5 x 10
6
CPM
0 CPS to 41,660 CPS
Integrate:
0 μRem to 1000 Rem
0 μSv to 10 Sv,
0 to 10
9
Counts
Gamma Sensitivity/Rejection
No response in
137
Cs gamma radiation in fields up to 500 R/h
Accuracy
10% of the theoretical ICRP dose rate
Dimensions
Overall Diameter: 12.50 in (31.75 cm)
Overall Length: 10.25 in (26 cm)
Flexibility
The Model 190 is detachable from the detector assembly for remote
readings.
It can be held, or can be mounted on either side of the cylinder for
convenient carrying
Miscellaneous
Detector Assembly cable length: 4.5 ft (1.3 m). An optional 30 ft (9.14
m) cable
is available
Weight
21 lbs (9.52 kg) (total Model 190 + Detector assembly)
Directionality
Less than 20% in three orthogonal directions
Power Requirements
Four 9 V alkaline batteries supplied, 100 hours operation