Ludlum Medical Physics  Ludlum Medical Physics Model AT-138

  Quartz/Carbon Fiber Direct Reading Pocket Radiation Dosimeter

 

 

FeaturesLudlum Medical Physics Quartz/Carbon Fiber Direct Reading Pocket Radiation Dosimeter - Model AT-138

  • Sensitive to Gamma and X-ray Radiation

  • 0 - 200 mR

  • Lightweight

  • Hermetically Sealed

  • Sturdy Pocket Clip

  • Meets ANSI N13.5 & N322

 

Introduction

 

The Classic Model AT series, Direct Read Quartz/Carbon Fiber Pocket Radiation Dosimeters are available in a variety of monitoring ranges. The Low energy Model AT-138 (0-200mR) may be used in Laboratory or Medical environments where gross accumulated dose measurements may be required for documentation of  worker and visitor traffic in restricted areas.


 

Specifications

 

PART NUMBER: 51-2936

RANGE: 0 - 200 µR
ENERGY RESPONSE:
16 keV to 2 MeV
RADIATION DETECTED: Gamma and x-ray from 16 keV to 2 MeV
ENERGY RESPONSE: See response curve
DETECTOR: Fiber electrometer mounted in an electrically conducting plastic ion chamber
DETECTOR HOUSING: Very low permeability plastic, hermetically sealed
ACCURACY: Within 10% of true exposure
RATE RESPONSE: Dose rate independent for gamma and x-radiation
ELECTRICAL LEAKAGE: Less than 0.5% of full scale for 24 hours at 50° C
TEMPERATURE RANGE: -4° F to 122° F (-20° C to 50° C)
RELATIVE HUMIDITY: Up to 90%
DIMENSIONS:
Length: 4.5 in (12.4 cm),
Diameter: 0.6 in. (1.5 cm)
WEIGHT: 1.0 oz. (25 grams)
FINISH:
Barrel and end caps: Natural matte black
Clips: Color coded plastic (color signifies range) or metal clips
WARRANTY: 2 year limited warranty

* Meets ANSI Specifications N13.5 and N322
* Low Leakage: Measures Background

 

 

Technical Information

 

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