ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
GAMMA CHANNEL (search, spectrometry and activity measurement)
Detector: CsI(Tl)
Sensitivity:
• 137Cs, no less than 200 s-1/(μSv/h)
• 241Am, no less than 200 s-1/(μSv/h)
Energy range: 0.033 – 3 MeV
Detection at a distance of 0.2 m when moving at a speed of 0.5 m/s and a background radiation level of not more than 0.25 µSv/h of gamma radiation sources with activity:
55.0 kBq 133Ba
100.0 kBq 137Cs
50.0 kBq 60Co
Detection at a distance of 0.2 m when moving at a speed of 0.5 m/s and a background radiation level of not more than 0.25 μSv/h of standard samples weighing
0.3 g Pu
10 g U
Measurement range of specific (volume) activity: 100 – 10^5 kBq/kg (kBq/l)
GAMMA CHANNEL (measurement)
Detector: GM tube
Dose rate measurement range: 0.1 μSv/h – 100 mSv/h
Energy range: 0.015 – 15 MeV
Energy dependence relative to the energy of 0.662 MeV (137Cs) in the
photon radiation measurement mode, not more than:
• within the energy range from 0.015 to 0.045 MeV: ±40 %
• within the energy range from 0.045 to 15.0 MeV: ±30 %
Dose rate measurement accuracy ± (15 + 0.0015/H) %, where H is the dose rate value in mSv/h
ALPHA AND BETA CHANNEL (measurement)
Detector: GM tube
Alpha flux density measurement range: from 15 to 10^5 min^-1⋅cm^-2
Minimum detectable alpha particle flux density from: 2 min^-1⋅cm^-2
Alpha flux density measurement accuracy (239Pu): ± (20 + А/φ) %, where φ is the measured flux density,
А is a coefficient equal to 450 min^-1⋅cm^-2
Beta flux density measurement range: from 6,0 to 10^5 min^-1⋅cm^-2
Beta flux density measurement accuracy (90Sr+90Y): ± (20 + А/φ) %, where φ is the measured flux density,
А is a coefficient equal to 60 min^-1⋅cm^-2
GENERAL
Alarm types: visual (LCD), audible, vibration (external)
PC communication: USB
Positioning system: GPS
Battery lifetime: up to 300 hours
Power: 2 AA batteries
Case protection: IP65
Dimensions: 262 × 60 × 65 mm
Mass, no more: 820 g
Standards compliance: ANSI N42.33-2006, ANSI 42.34-2006, IEC 62327:2006, ANSI N42.48 -2008, ANSI N42.42:2012
