Monitoring systems

Rotem

PM-11 Detector

Sensitive NaI(Tl) gamma probe, Rotem’s primary effluent detector in WebiSmarts

Detector: NaI(Tl), 5.1 × 5.1 cm (2 × 2 in); magnetically shielded 5.1 cm photomultiplier
Energy range: Gamma above 50 keV; recommended 30 keV – 3.0 MeV
Count-rate range: 0–50,000 cps

8 referenced values

Rotem

Neutron Area Monitor

Wall-mounted neutron detector (Ludlum 42-30H) for area monitoring in WebiSmarts

Detector: Proportional neutron detector Ludlum Model 42-30H; moderator: polyethylene sphere ø25.4 cm
Energy range: Thermal to approx. 12 MeV
Weight: 8.8 kg (19.5 lb)

11 referenced values

Rotem

GM-42 Detector

Sensitive low-range GM gamma detector for clean rooms and radiopharmacies

Detector: GM tube ZP-1201 or equivalent
Measurement range: 0.5 µSv/h – 10 mSv/h (50 µR/h – 1 R/h)
Energy range: 50 keV – 1.3 MeV

9 referenced values

Rotem

GM-41 Detector

GM gamma detector for high fields, e.g. in cyclotron bunkers and hot cells

Detector: GM tube ZP-1313 or equivalent
Measurement range: 50 µSv/h – 1 Sv/h (5 mR/h – 100 R/h)
Energy range: 50 keV – 1.3 MeV

10 referenced values

Rotem

GM-40 Detector

GM gamma detector for very high fields, 250 µSv/h – 10 Sv/h

Detector: GM tube ZP1301
Measurement range: 250 µSv/h – 10 Sv/h (25 mR/h – 1,000 R/h)
Energy range: 50 keV – 1.3 MeV

8 referenced values

Rotem

Wide Range External Gamma Beta Detector

Smart wide-range gamma and beta detector for WebiSmarts, 0.5 µSv/h – 10 Sv/h

Detector: GM tubes ZP-1301 and ZP-1400 (or equivalent)
Measurement range: 0.5 µSv/h – 10 Sv/h (50 µR/h – 1,000 R/h)
Energy range: Gamma 50 keV – 2 MeV

11 referenced values

Rotem

Wide Range External Gamma Detector

Smart wide-range gamma detector for WebiSmarts, 0.5 µSv/h – 10 Sv/h

Detector: GM tubes ZP-1301 and ZP-1201 (or equivalent)
Measurement range: 0.5 µSv/h – 10 Sv/h (50 µR/h – 1,000 R/h)
Energy range: Gamma 50 keV – 2 MeV

11 referenced values

Rotem

EnviSmarts

Indoor and outdoor environmental monitoring with stand-alone monitors and online software

Measurement range: PM-33 monitor: background to 15 mSv/h (1.5 R/h), the detector up to 10 µSv/h and then the TeleMeter’s GM tube; RP-33 monitor: background to 1 Sv/h (100 R/h) with the RAM R-200’s GM tubes from 10 µSv/h

3 referenced values

Rotem

Coincidence Exhaust Stack Monitoring

Two-detector coincidence system for very low emissions in the exhaust stack

Detector: PM-11M gamma detector (NaI(Tl), 2 × 2 in), beta detector (plastic scintillator for positron identification) and GM-42 high-range GM detector; plus a flow meter

2 referenced values

Rotem

WebiMissions Software

Software for collecting and reporting effluent emissions with existing detectors

Primary function: Collecting, storing, displaying and reporting effluent emissions with existing detectors (derived from WebiSmarts)
Functions: With the PM-11 coincidence system: reports only effluent within the exhaust duct; identifies F-18, Ga-68, O-15, C-11, N-13, I-131, Tc-99m, Ga-67, Tl-201, I-125 and Lu-177

2 referenced values

Rotem

WebiSmarts System

Web-based area and stack monitoring system with DPU-3 monitors

Primary function: Web software that receives online data from DPU-3 area monitors and shows them on colour-coded maps
Functions: One year of history per point; isotope identification of effluent; over 20 maps; real-time background subtraction; dose and dose rate at the same time
System components: Web software, DPU-3 monitors (four detectors each) and a stack monitor; maps, points and history are stored on a server and accessed with a browser

4 referenced values

Rotem

DPU-3 Meter

Ethernet area monitor with PoE for WebiSmarts, with or without an internal detector

Measurement range: Internal low-range detector: 0.1 µSv/h – 40 mSv/h (0.01 mR/h – 4 R/h); wide-range detector: 0.1 µSv/h – 10 Sv/h (0.01 mR/h – 1,000 R/h)
Detector: One internal and three external detectors, recognised automatically (also available without an internal detector)
Weight: DPU-3: 1.7 kg

11 referenced values

Rotem

DRM-3000 Meter

Area monitor for one internal and three external detectors, with 7-inch display

IP rating: IP65 (hardened, high-impact plastic casing)
Weight: 1.7 kg

11 referenced values

Bertin

AlphaE

Ultra-small radon meter for concentration, personal exposure and dose

Detector type: Diffusion chamber with silicon diode
Measurement range: 20 Bq/m³–10 MBq/m³
Weight: 165 g

16 referenced values

Bertin

Alpha S

Portable radon monitor for air, soil and water

Detector type: Pulse ionisation chamber, 0.2 L
Measurement range: Up to 200,000 Bq/m³ (5.4 nCi/L)
Weight: <5.7 kg

12 referenced values

Bertin

RCP

Radiation portal monitor for pedestrian access control

Detector type: PVT plastic scintillator with large-diameter, low-noise PMT
Energy range: 30 keV–5 MeV

10 referenced values

Bertin

RCCL

Radiation portal monitor for small containers, luggage and parcels

Detector type: PVT plastic scintillator with large-diameter, low-noise PMT
Energy range: 30 keV–5 MeV

8 referenced values

ELSE NUCLEAR

FREE-AND 16

Spectrometric station with 16 NaI(Tl) for waste characterisation

Detector type: 16 NaI(Tl) 3 × 3 in crystals with PMT and MCA, eight on each side in two arrays

9 referenced values

ELSE NUCLEAR

AURAS 3000

Free-release assay of large waste containers with up to four HPGe

Energy range: HPGe: 30 keV–7 MeV
Energy resolution at 1.33 MeV: HPGe: ≤2.3 keV FWHM for ⁶⁰Co (1332.5 keV)
Relative efficiency: 15–150% (nitrogen-cooled), 50–150% (electro-cooled)

13 referenced values

ELSE NUCLEAR

ARCHIMEDES III

Portal monitor for excavation materials in boxes and containers

Detector type: Four plastic scintillators 100 × 50 × 5 cm
Active area: 5000 cm² per detector; two pairs mounted on the sides of the portal
Energy range: 35 keV–2 MeV

8 referenced values

ELSE NUCLEAR

ADAMOS

Automated segmented gamma scanning of waste drums

Energy range: HPGe: 30 keV–7 MeV
Energy resolution at 1.33 MeV: HPGe: ≤2.3 keV FWHM for ⁶⁰Co (1332.5 keV)
Relative efficiency: 15–150% (nitrogen-cooled), 50–150% (electro-cooled)

13 referenced values

ELSE NUCLEAR

GALILEO Series

Radiation portal monitor for vehicles with large plastic scintillators

Detector type: Plastic scintillators, 2–4 units (custom on request), 25 L and 5000 cm² each, 5 cm deep
Energy range: 35 keV–2 MeV
Weight: 171 kg per detector lodging

14 referenced values

ELSE NUCLEAR

GALILEO 9900P

Continuous gamma monitoring of materials on conveyors

Detector type: Plastic scintillator with PMT, sensitive volume 25 L, 1000 × 500 × 50 mm
Weight: Detector housing 171 kg

10 referenced values

ELSE NUCLEAR

LUNG COUNTER

Lung counter for measuring radioactivity in the lungs

Detector type: Two cylindrical 5 × 4 in NaI(Tl) crystals with PMT
Energy range: 30 keV–3 MeV
Spectrum channels: 2,048

10 referenced values