Physical characteristics, Radiation detected: neutron, Detector: he3 proportional counter – Mirion Technologies NIM 201K User Manual
Page 2: Energy range: 2.5 10, Thermal) to 16 mev, Typical measurement range: 10, Measurement capability: 10, Rad), Tid (detector): 5 10, Gy (5 10

Since norms, specifi cations and designs are subject to occasional change, please ask for confi rmation of the information given in this publication.
Mirion Technologies (MGPI) SA
Route d’Eyguières
FR-13113 Lamanon
France
T +33 (0) 4 90 59 59 59
F +33 (0) 4 90 59 55 18
Mirion Technologies (MGPI) Inc
5000 Highlands Parkway
Suite 150
Smyrna, GA 30082
USA
T +1 770 432 2744
F +1 770 432 9179
Mirion Technologies (MGPI H&B) GmbH
Landsberger Strasse 328a
DE-80687 Munich
Germany
T +49 (0) 89515 13-0
F +49 (0) 89515 13 169
Mirion Commercial (Beijing) Co., Ltd.
Shanghai Jiangchang Commercial Branch
Room 801, 78 Jiangchang SanLu
Zhabei District, Shanghai 200436
PR of China
T +86 21 6180 6920
F +86 21 6180 6924
NIM 201K
Gamma & Neutronic Monitors
PHYSICAL CHARACTERISTICS
●
Radiation detected: neutron
●
Detector: He3 proportional counter
●
Energy range: 2.5 10
-8
(thermal) to 16 MeV
●
Typical measurement range: 10
-6
to 0.1 Sv/h
(10
-4
to 10 rem/h)
●
Measurement capability: 10
-7
to 0.3 Sv/h
(10
-5
to 30 rem/h)
ENVIRONMENTAL CHARACTERISTICS
●
Long term temperature:
+10°C to +40°C (+50°F to +104°F)
●
Periodic temperature (processing unit):
-5°C to +55°C (+23°F to +131°F)
●
Periodic temperature (detector):
-5°C to +70°C (+23°F to +158°F)
●
MTBF: > 20 000 hours
●
TID (processing unit): 100 Gy (10
+4
rad)
●
TID (detector): 5 10
+3
Gy (5 10
+5
rad)
●
Protection index: IP65 and IK07
MECHANICAL CHARACTERISTICS
●
Dimensions:
○
Processing unit: 390 mm x 196 mm x 187 mm
(15.3 in x 7.7 in x 7.3 in)
○
Detector: 817 mm x 312 mm x 310 mm
(32.2 in x 12.3 in x 12.2 in)
●
Weight:
○
Processing unit: 8.5 kg (18.7 lb)
○
Detector: ~ 31 kg (~ 68.3 lb)
●
Color: gray RAL 7030 (decontaminable paint)
ELECTRICAL CHARACTERISTICS
●
Power supply: 230 Vac – 50 Hz or 120 Vac – 60 Hz
●
Data link outputs: 1 RS232 and 2 isolated RS485
●
Alarm relays: 3 SPDT relays
●
I/O: 2 isolated analog outputs and 1 isolated analog
input (0/4-20 mA)
SIGNALING (Applicable to LPDU only)
●
Alphanumeric display: measurement, status…
●
Sound alarm: buzzer 90 dBA at 1 meter
●
Visual alarm: 3 lights (red, yellow, green)
REFERENCE STANDARDS
●
Nuclear: IEC61005 and IEC61322, ICRU 57
●
EMC: 2006/95/CE and 2004/108/CE, IEC61000-6-2
and IEC61000-6-4
VERSIONS
●
230 Vac or 120 Vac
●
LPDU or LPU
●
With or without RS485 junction box
●
Detector cable length: 2 m (6.5 ft) to 5 m (16.4 ft)
●
Junction box cable length: 2 m (6.56 ft), 5 m (16.4 ft)
or 10 m (32.8 ft)
ACCESSORIES
●
Calibration tools
●
Software
●
USB converters
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