It is a battery-operated handheld meter!
The "451P Type Survey Meter" is a measuring instrument that can investigate dose rates and accumulated doses from various radiation sources (X-rays and gamma rays) with automatic range switching. The ionization chamber detection container can respond quickly to radiation from leaks, primary line interference, and pinholes. Additionally, data can be recorded through an RS-232 interface that works in conjunction with the optional Windows-based Excel add-in. 【Features】 - Automatic range switching and automatic zero adjustment - Ergonomically designed - Easy battery replacement - Energy response for dose equivalent is available *For more details, please refer to the catalog or feel free to contact us.
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【Specifications】 ■Detected Radiation ・Beta rays: 1MeV and above ・Gamma rays: 25KeV and above ■Response Time for Operating Range ・0–5μSv/h (5 seconds) ・0–50μSv/h (2 seconds) ・0–500μSv/h (1.8 seconds) ・0–5mSv/h (1.8 seconds) ・0–50mSv/h (1.8 seconds) ■Accuracy ・Within 10%, provided the reading is within 10–100% of the full scale of the calibrated range ■Detector ・Ionization chamber (electrical ionization): 230cc ・Ionization chamber wall (phenolic resin): 246mg/cm² ・Ionization chamber detection window (Mylar): 6.6mg/cm² ・Beta slide: 440mg/cm² ■Automatic Functions ・Automatic zero adjustment ・Automatic range switching ・Automatic backlight display ■Power Supply ・Operates for 200 hours on two 9V alkaline batteries ■Warm-up Time ・2 minutes (with automatic functions at the same temperature as the environment) etc. *For more details, please refer to the catalog or feel free to contact us.
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For more details, please refer to the catalog or feel free to contact us.
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The modern society is rapidly changing with the shifts of the times. Mastering new tools quickly is an essential requirement for business and work. The environment surrounding us is also changing on a global scale, and the process of "measurement" is continuously being carried out in relation to natural phenomena and at every stage. We at "nikkei" aim for harmony with the changing environment, providing various measuring instruments to support the business of the industrial sector. "nikkei" will move forward with a keen eye and technology, in sync with the cycles of spring, summer, autumn, and winter.