HARSHAW TLD AUTOMATIC SYSTEM

BASIC CAPABILITIES

Dosimeter types: * chips 1/8” x 1/8” Face thickness from 0.01” to 0.035”
* Rods 1mm dia x 6mm long and 1x1x6 mm
* Disks 1/8” diameter, 0.015” to 0.035 thick
* Cubes 1mm x 1mm x 1mm

Dosimeter Material: * TLD 100, TLD 200, TLD 300, TLD 400, TLD 600,
TLD 700, TLD 800

Capacity: * 50 Dosimeters in one loading

Throughput: * Cycle time per chip; 30 seconds with normal time-temp
profile adjustable by menu from 20-300 seconds.

Heating Method: * Hot gas – Linear with temperature reproductability better
than +/- 10C

Heating Profile:

a) Adjustable by menu. Up to ten heating profiles stored and
accessible for viewing.

b) Pre-read anneal; adjustable 0 to 100 second temperature
to 200 0C

c) Linear Ramp; adjustable from 10C per second to 50oC per
second

d) Maximum Temperature 40oC

e) Post read anneal; 0 to 20 second; up to 400oC

Calibration unit: * User selectable therefore uGy, cGy, mRem, mR, uSv

APPLICATIONS
a) Radiotherapy planning and evaluations
b) Critical organ dose tracking during radiotherapy
c) Diagnostic studies
d) Medical Research
e) Dose measurements during whole body exposures
f) CT dose measurements for QA
g) Personal Radiation Protection
h) Environmental Dosimetry

OPERATING MODES
a) Read Dosimeters
b) Calibrate Dosimeters
c) Calibrate Reader
d) QA procedures
e) Reader Setup