|
Detector
|
He-3 |
|
Energy range
|
from thermal neutrons to 14 MeV |
|
Dose equivalent rate (DER) measurement range
|
from 1.0 to 5000 μSv/h (by Pu-α-Be source in collimated radiation) |
|
Count rate indication range in the search mode
|
from 1 to 4000 cps |
|
DER measurement accuracy
|
± (30+K/Ḣ)%, where Ḣ – DER value, μSv/h; К – coefficient = 10.0 μSv/h |
|
Thresholds
|
from 1.0 to 5000 μSv/h |
|
Instrument sensitivity
|
| for Pu-α-Be |
0.65 impulses·cm2 |
| for thermal neutrons |
4.5 impulses·cm2 |
|
|
Alarm Type
|
visual, audible |
|
Data transfer
|
USB or RS-485 interface |
|
Dimensions
|
230 x 63 mm |
|
Weight
|
0.7 kg |
|
Ingress protection
|
IP65 |
|
Drop test on concrete floor
|
0.7 m |
|
Mean recovery time
|
60 min |
|
Mean service lifetime
|
10 years |
|
Atmospheric pressure
|
from 84 to 106.7 kPa |
|
Operating temperature
|
from -20 to +50 °С |
|
Humidity
|
up to 95 % at 35 °С |
|
Supply voltage
|
3.7 V (- 0.1; + 0.5) V |
