Kromek D3M - 8 Detector Specification

MAL-OPS-0969 Version 2.2 15
8. Detector Specification
Detector type
Gamma and Neutron detection
Gamma detector material
CsI(Tl)
Gamma detector volume
1 in
3
(16 cm
3
)
Gamma energy range
30 keV to 3MeV
Gamma sensitivity for Cs137
5 cps/μR/h (500 cps/μSv/h)
Photo peak 1.2 cps/μR/h (120 cps/μSv/h)
Maximum throughput for
gamma channel
30,000 cps
Dose rate
2.0 mR/h (20 μSv/h) at 662 keV (spectroscopic) 100 R/h (1
Sv/h) at 662 keV with high dose module
High dose sensor
Yes, Photodiode
Neutron detector material
Non-
3
He
Neutron detector
9 Cps in a 1 neutron per cm
2
field
Neutron detector gamma
rejection
Better than 10
-7
, meets ANSI N42.34 section 6.7
Maximum throughput for
neutron channel
10,000 cps
False alarm rate
1 in 24 hours
Communications
Micro USB, Bluetooth®
Operational battery life
24 hours
Operational temperature range
−20°C to +50°C, meets ANSI N42.32 section 7.1, 7.2, 7.5
Device size (excluding phone)
4.8” x 3.1” x 0.9” (122mm x 80mm x 23mm)
Device volume (excluding
phone)
224 cm
3
Humidity
Up to 93% RH ANSI N42.32 section 7.3
Moisture/ dust protection
IP65 as per ANSI N42.32 section 7.4
Weight
0.57 lbs (261 g)
Battery
1450mAh Lithium polymer
Screen information
Monochrome 128x64 OLED Display
Charging
Charging via USB or inductive charging
External LEDs
Visual detector status
Device status indicator
External LED
Geospatial positioning
GPS on Android Smartphone, GPS-denied tracking on D3M
Alarm sounder
Yes, ANSI N42.32
Alarm vibration
Yes, ANSI N42.32