دزیمتر محیطی(رادیومتر) Rados RDS-31

RADIOLOGICAL CHARACTERISTICS
• Radiation detected: gamma and X-rays, 48keV...3MeV. Alpha & Beta radiation with external probes • Detectors: one energy-compensated GM tube, energy response according to ambient dose equivalent H*(10) • Dose rate measurement range: 0.01 μSv/h...0.1 Sv/h or 1 μrem/h...10 rem/h • Dose measurement range: 0.01 μSv...10 Sv or 1 μrem...1000 rem • Resolution: three significant digits or 0.01 μSv/h on dose rate and 0.01 μSv on dose ( 1 μrem/h on dose rate and • 1 μrem on dose) • Calibration accuracy: ± 5%, 137Cs , calibration direction and in the calibration field, temperature +20 °C (68°F) • Dose rate linearity: ± 15% ± least significant number 0.05 μSv/h...0.1 Sv/h (5 μrem/h to 10rem/h) • Variation of the response due to photon radiation energy and angle of incidence: ( R E,A ) • 71% < RE,A < 160% (48 keV...3 MeV ); ± 60°

Key Features

 H*(10) ambient dose equivalent dose and dose rate • Wide range of external alpha, beta and gamma probes for direct connection with RDS-31 • New ergonomic design • Large graphic screen, configurable backlight with automatic illumination control • High impact durable case construction , IP-67 immersion proof • Internal memory to store measurements • Flexible histogram functions • Firmware of instrument upgradeable through cable link • Configurable shortcut functions • Complies with ANSI N42.33 and IEC 60846 standards

ELECTRICAL CHARACTERISTICS
• Two buttons to operate the instrument • Configurable units: Sv(/h), R(/h), with external detector Gy(/h), cps, cpm, dpm and Bq • Flexible histogram functions ( dose rate, dose, diagnostic logging depending on configuration, time stamp, optional location control for mapping and repeating room measurement analysis) • Additional histogram analyzing capabilities on CSW-31 software • Real time clock function • Configurable audible, visual and vibration alarm • RF-communication and USB-communication with suitable adapter • 128x64 pixel graphic display with special symbols for alarm, external probe, battery, RF-communication, vibration alarm, chirp, and mute
• Power supply: 2 AA size batteries (alkaline or NiMH) • Contacts for external power and charging of NiMH battery (charging conditions +5... +35°C) • Operation time with fresh alkaline batteries more than 4 months at background radiation at +23°C, 8 h use/24h • Operation time with fully charged NiMH batteries more than 1 month at background radiation at +23°C, 8 h use/24h. At higher/lower temperatures the operation will be shorter.