BNC 1621M User Manual
Page 5
1621M OPERATING MANUAL
For additional technical specifi cations about the dosimeter, please visit www.BerkeleyNucleonics.com.
INSTRUMENT SPECIFICATIONS:
Detector
Geiger-Muller tube
Dose equivalent rate
10 µR/hr - 100 R/hr
measurement range (DER) Hp(10)
(0.1 µSv/hr - 1 Sv/hr)
Energy range
10 keV - 20 MeV
Energy response relative to 0,662 MeV (Cs-137)
within the full energy range
±30%
Drop test on concrete fl oor
0.7 m
Protection class
IP67
Environmental tolerances:
- temperature
from -40 up to +60°C
- relative humidity
up to 98% at 35°
Power supply
One AA alkaline battery
Battery lifetime (at natural conditions)
12 months
Battery discharge indication (partial and critical)
LCD indication
Dimensions
87 x 72 x 35 mm
Weight (with battery)
no more than 150 g
Additional functions
PC communication mode
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