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G339 Fast Track Whole Body Gamma Contamination Monitor

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G339 Fast Track Whole Body Gamma Contamination Monitor

Product Description

G3903 Fast Track Whole Body Gamma Contamination Monitor (Gate C3) is a device for use at the entrance/exit of the nuclear power plants or related nuclear facilities, and for rapid whole body gamma contamination monitoring of personnel The measurement process can be completed by staff walking through gate C3 at normal speed without stopping, meeting the requirements of peak commuter traffic.

Functional features

Application areas

Technical specifications

G339 Fast Track Whole Body Gamma Contamination Monitor
Detector type14 large area plastic scintillators (6 on the left, 6 on the right, 1 on the top, 1 on the bottom, total volume 88L)
Effective detector area17600cm2
Pedestrian passing speed5km/h
Pedestrian passage rate2000 person/hours
Energy range50keV ~3MeV
Lead shielding thickness25mm
 Radioactive sourcesMinimum detectable activityTest conditions
Lead shielding thickness6Co 137CS800Bq 1.60kBqMeasurement time 10s, confidence level 99% radioactive source in the center of the monitor location
Lower limit of dynamic detection60Co3.00kBq0.1uSv/h underneath this bottom, 99% confidence level normal walk-through of radioactive source over (5km/h)
Alarm methodsAudible and visual alerts for alarms, faults and background abnormalities
Power supply methodAC 220V+10%,50Hz+10% (optional UPS for 3 hours continuous power supply)
Communication methodsRJ45
Display method8"industrial LCD touch screen
Housing material304 stainless steel
Machine sizeExternal dimensions: 2300H x 800W x 800D(mm); internal dimensions: 2100H x 600W x 800D(mm)
WeightApprox.1200kg
Protection classIP65
Working environmentOperating temperature: 0C to 40C; Operating humidity: <95% (no condensing)
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