Harshaw TLD 3500 Thermoluminescence Dosimetry system-北京锐迪科技术有限公司
Product center
Location:Home> Product > Thermo Fisher Scientific > Harshaw Thermoluminescence Dosimetry System > Harshaw TLD 3500 Thermoluminescence Dosimetry system
Product manager
Mr Zuo
Phone number
13311216181
FH 40G系列辐射测量产品 化学侦检产品 Harshaw Thermoluminescence Dosimetry System FHT 6020 区域监测器显示和警报 RIIDEye_X_M便携式能谱分析仪 PackEye 背包式放射源搜寻系统 RadEye 便携式辐射检测仪系列 EPD电子个人剂量计系列
产品介绍
Harshaw TLD 3500 Thermoluminescence Dosimetry system

Designed for reliability and accuracy, the Thermo ScientificmTMHarshawTM 3500 TLD Reader is built for reading unmounted dosimeters utilizing a planchet heating method. ldeal for medical physics, health physics, material research, food irradiation and industrial applications, the Harshaw 3500 reads quickly and accurately with precise temperature control.

Key Features Technical Specifications Applications

l  Planchet heating incorporates welded thermocouple for best temperature reproducibility

l  Heating profile includes pre-heat and post-read anneal cycles, with editing

l  Heating temperature capability up to 600°C

l  7 decade glowcurve acquisition range

l  Thermoelectric PMT cooler for maximum gain stability

l  Measurement quality assurance

l  Automatic background subtraction capability

l  Easy to operate, service and maintain

l  Compact and attractive;

l  320 mm wide x 290 mm deep x 290 mm high

l  Optional calibration software

l  Optional neutral density filter to extend the high measurement range


Capacity : 1 dosimeter per loading

Cycle time : 20 s with normal TTP

Light detection system :

l   Dynamic range 7 decades.

l   Warmup time 30 min

l   Linearity <1% deviation

l   Stability <1.0µGy STD DEV of 10 consecutive readings

l   Dark Current <50µGy 137Cs equivalent

Test light:

l   Stability <0.5% STD DEV of 10 consecutive readings Color blue (wavelength 470 nm)

Dosimeter heating system:

l   Method contact heating with linear Time/Temperature profile (TTP)

l   Temp. reproducibility +1oC

l   TTP parameter limits

Ø  Preheat temp 15oC to 400 oC

Ø  Preheat time 0 to 999s

Ø  Acquisition temp 15 oC to 400 oC (option 600 oC)

Ø  Acquisition time 31/3 to 400s

Ø  Acquisition ramp rate 1 oC/s to 50 oC/s

Ø  Anneal temp 15 oC to 400 oC

Ø  Anneal time 0 to 999 s

High voltage:

l   Ran2ge 500V to 1200V

l   Stability +0.005%

Units: nCgUmradmremmGyGyµSvmSvSv

Standard Planchet:

l   Ribbon (chip) 6.4 mm (1/4”) sq. recessed

Reliability:

l   Mean Time Between Failures (MTBF) 500 hrs or 25000 cycles whichever occurs first. 

l   Built-in self test and diagnostics

Environmental requirements

l   Electrical 100/120/220/240V AC 50/60Hz.

l   Gas N2 pressure 2 bar (30 psi) +20%

l   Operating temperature range 15oC to 35 oC

l   Storage temperature range -10 oC to 60 oC

l   Shock withstands 20mm drop on to concrete surface

l   Humidity functions within specifications after 24 hr exposure to 90% RH and subsequent 6 hr recovery

l   Light intensity maintains specifications in up to 1000 lux with cover in place.

Weight : 25kg


Clinical/Research Dosimetry

l   Total body irradiation dose veriffcation

l   Skin irradiation dose veriffcation

l   Critical organ dose veriffcation

l   Radiotherapy planning veriffcation

l   CT dose measurement

l   Diagnostic dose studies

l   Stereotactic beam output factor measurement

Industrial

l   Testing for irradiated food

l   Radiocarbon dating

l   Radiation hardening studies

l   Environmental studies


Recommended
相关推荐