D-tect Systems V038276 Beta-photon probe (NSN: 6665-01-671-4352; - 60 keV - 3 MeV)

Usage: Survey for beta and photon radiation

Radiological:

Detector type: Low dose and high dose Geiger-Mueller tubes

Used for: Beta, gamma, x-ray

Dose rate units of measurement: Count Rate - cpm, cps.

Dose/Exposure Rate - mRad/hr, µGy/hr, mRem/hr, µSv/hr, mR/hr

Detection:

Photon range - 60 keV - 3 MeV

Beta range - 200 keV - 3 MeV

Gamma/x-ray - 0.1 µGy/hr to 100 Gy/hr

Beta Window: 1.7± 0.3 mg/cm² mica, protected by stainless steel screen (79% open)

Typical Sensitivity: 3300 cpm per mR/hr (Cs-137)

Dead Time: 50 µs

Typical Background: 60 cpm (10 µr/hr eld)

Efficiency (4π): 15% - Pu-239, 19% - Tc-99, 22% - Sr-90 & Y-90, 5% - 14-C, 32% - P-32

Operational:

Display: RDS Base Unit

Alarms: Audible and visual via Base Unit

Electrical:

Power: Supplied by RDS Base Unit

Mechanical

Dimension: 9.26” x 1.2” x 1.6” (24 x 3 x 4 cm)

Probe Housing: Anodized aluminum

Weight: 0.77 lb. (0.35 kg)

Environment:

Operating Temp.: 22° to 122° F (-30° to 50° C )

Storage Temp.: -58° to 140° F (-50° to 60° C )

Relative Humidity; 3% to 100%

Ingress Protection: IP667

Cleaning: Decontaminate with mild detergent and water

Salt Fog: Resistant (MIL-STD 810 G, Method 509.5)

Explosive Atmosphere: Intrinsically safe

Immersion: Water & salt water 1 meter deep - 30 min.

Datasheet