Thermo Scientific™ RadEye™ B20 and B20-ER Multi-Purpose Survey Meters Available on GSA/VA Contract for Federal Government customers only.

Quickly characterize mixed surface contamination from gamma radiation, x-ray radiation, alpha radiation and beta radiation with dose rate measurement survey meters.

Manufacturer: Thermo Scientific™ 425068510

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Catalog No. 19-173-334

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    Depth (Metric) 6mm
    Weight (English) 0.7 lb.
    Applications Civil defense, fire brigades, hospitals, nuclear industry, and pharmaceutical industry
    Weight (Metric) 300g
    Width (English) 2.8 in.
    Width (Metric) 7cm
    Battery Life More than 500 hours on two AAA batteries
    Alarm Types LED, sound, vibrator
    Alarms LED, sound, vibrator
    Battery Type 2 AAA batteries
    Diameter (English) Window 1.7 in.
    Diameter (Metric) Window 44mm
    Dose Range Gamma Dose Rate: 0 to 100mSv/h (0 to 10 rem/h); Contamination: 0 to 500kcps
    Dose Rate Limit 100mSv/h (10rem/h)
    Item Description Gamma dose rate: 0-100mSv/h (0-10rem/h); Contamination measuring range: 0-500kcps
    Length (English) 5.2 in.
    Length (Metric) 13 cm
    Units cps, cpm. Bq, dpm, dps, Sv/h, rem/h
    Height (English) 5.2 in.
    Height (Metric) 13cm
    Depth (English) 2.4 in.
    Measurement Ranges Contamination B-20: 0 - 10kcps; B20ER: 0 - 500kcps
    Energy Range 17 keV - 3 MeV; according to IEC 60846-1)
    Description RadEye B20-ER Multi-Purpose Survey Meter
    Detectors Pancake GM-tube, window dia. 44 mm (1.7 in.) 1.8 to 2.0mg/cm2
    Efficiency 2p Efficiency (ref. to 50mm diameter without rubber sleeve): Am-241; Co-60: 25%; Sr/Y-90: 36%; C-14: 19%
    Dimensions (L x W x H) 5.2 x 2.8 x 5.2 in. (13 x 7 x 13cm)

    First responders need to quickly identify mixed radioactive surface contamination in facility and field environments. Thermo Scientific™ RadEye™ B20 and B20-ER Multi-Purpose Survey Meters are simple, robust, reliable contamination and dose rate measurement tools for characterizing alpha, beta, gamma and X-ray radiation. The RadEye B20 and B20-ER Multi-Purpose Survey Meters provide a handheld, on-site solution for homeland security personnel, fire brigades, emergency response personnel, agencies involved in decontamination and decommissioning projects and hospital and pharmaceutical industry employees.


    RadEye B20 and B20-ER Multi-Purpose Survey Meters offer consistent, reliable results in any application requiring radiological surveys of flat surfaces. Model B20 is for normal measurements. Model B20-ER is for high-range measurements.

    • Lightweight (300g), excellent grip with and without gloves.
    • Rugged and compact design, thick rubber protective cover.
    • Low cost of ownership with > 500 hour operation time with 2 AAA batteries – rechargeable NiMH-cells can be used.
    • Menu-driven user interface results in low training cost and immediate familiarity.
    • Huge internal data memory for both scaler results and continuous data recording.
    • Bright backlit LCD display. Plain text messages and different languages can be selected.
    • Easy adaptation to different tasks by supervisor configuration, calibration, selection of measuring units.
    •  Versatile operation modes:
    Scaler/Timer with preset count and preset time for sample measurements.
    Continuous ratemeter mode for frisker operation.
    Dose rate mode.
    • Audible indication: single pulse or chirper mode proportional to count rate.
    • Earphone output for operation in loud environment.
    • IR PC Interface or Bluetooth™ as option.
    • Advanced Windows™ software is available as option.

  • Description & Specifications

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