MiniRad 1000 GM Survey Meters


The MiniRad gamma survey meter is convenient, lightweight and built for a variety of applications. This instrument features audible estimates of readings with meter overload protection. It is housed in a sturdy case, designed for convenient, single-handed operations.
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The Mini1000 Series has the following features:
  • A logarithmically scaled meter with an open scale at the lower end to show background radiation levels while displaying high levels without switching
  • An integral detector assembly that allows convenient single-handed operation
  • A speaker to give an audible estimate of radiation intensity
  • An alarm which can be set to sound at any level on the scale
  • Long battery life
  • A lightweight shatter resistant plastic case
  • Weatherproof construction
  • Comprehensive manual containing energy response curves and other useful information

The Mini-Rad is intended for use by research, hospital, and industrial organizations as an inexpensive, convenient, and reliable gamma doserate meter. The GM tube used in the 1000RA and 1000RMA models is compensated to give a useful (+/-30%) response from 50 keV to 1.25 MeV. The energy compensation on the 1000 RLA model is designed to give a wide energy range from 17 keV to 1.25 MeV +/-20%, which makes the instrument suitable for monitoring X-ray sources of 20kVP and above.

The monitor conforms to the requirements of the International Electrotechnical Commission publication 325.

Sensitivity data derived from tests carried out by the NRPB.  Contamination response figures were obtained with the monitor standing on a large area source.  The resulting source to detector window distance is approximately 1 cm.

A leather finish carrying case is available as an optional extra.

 

Please note - The last day to purchase any version of the MiniRad 1000 R/RL/RM is June 30, 2009.  Support will be available on these products until January 1, 2012.  The recommended replacement product is the RadEye G20-ER.

 

 MiniRad 1000 GM Survey Meters
 Product# Price  Product Description  
       
 Mini1000R      -    0.1 µSv/h to 1000 µSv/h   SELECT  
 Mini1000RM      -    10 µSv/h to 10,000 µSv/h   SELECT  
Related Products

 Product#  Product Name Image  
         
 RadEye G20 / RadEye G20-ER / Radeye G20-10 / RadEy   RadEye G20 / RadEye G20-ER / Radeye G20-10 / RadEye G20-ER10 
  SELECT  
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Specifications:
Range :Mini-Rad 1000RA: 0.1 uSvh-1 to 1000 uSvh-1 (0.01 mR/h to 100 mR/h)
Mini-Rad 1000RMA: 10 uSvh-1 to 10,000 uSvh-1 (1.0 mR/h to 1 R/h)
Mini-Rad 1000RLA: 0.01 - 200 uSvh-1 (1 uR/h - 20 mR/h)
Assembly Class :Class II (IEC395), intrinsic error +20%
Detector :Energy compensated GM tube
Energy Range :50 keV to 1.25 MeV +20% (models RA and RMA)
17 keV to 1.25 MeV +20% (model RLA)
Meter Integration Time :1 to 8 seconds, depending on dose rate
Coefficient of Variation :Type R: 20% at 1 uSvh-1 (0.1 mR/h)
Type RM: 20% at 50 uSvh-1 (5 mR/h)
Overload Protection :Meter remains over maximum scale mark to at least 1.0 Svh-1 (100 R/h)
Ambient Temperature :-10 to +45oC
Relative Humidity :Up to 95%, non-condensing
Meter :Taut baud 500 uA scaled over 60 mm
Battery :IEC type 6LF22, 9V
Battery Life :250 hours normal operation
Case Size :160 mm long x 80 mm wide x 55 mm deep (excluding handle)
Material :Polycarbonate plastic
Weight :0.625 kg