451B Ion Chamber Survey Meter

451B Ion Chamber Survey Meter

Product introduction

The 451B Ion Chamber Survey Meter is a battery-operated, handheld device that uses CMOS and LCD technology to measure alpha radiation above 4 MeV, beta radiation above 100 keV, and gamma and radiation above 7 keV. X-rays.

Technical Parameters

• Detection object: beta rays greater than 100 keV, gamma rays greater than 7 keV

• Working range: 0～500 mR/h or 0～5 mSv/h

• Ionization chamber: 349 cc volume air ionization chamber

• Ionization chamber walls: 246 mg/cm2 thick phenolic resin

• Ionization chamber window: 6.6 mg/cm2 Mylar film, protected by metal mesh,

46 cm2 detection area beta filter 440 mg/cm2

• Power Requirements: Two 9V alkaline batteries, 200 hours of operation

• Warm-up time: 1 minute

• Temperature range: -20°C to 70°C (-4°F to 158°F)

• Relative Humidity: 0% ~ 100%, @ 60℃

• Geotropism: less than 1%

• Dimensions: 10cm x 20cm x 15cm (4 in x 8 in x 6 in)(WxDxH)

• Weight: 1.11 kg (2.5 lb)