Keterangan :

The RDS-30 is a Digital Handheld Dose Rate Meter designed for or a wide range of applications involving

FEATURES

� small size and large display
� measurement in ¼ Sv/ h or mrem/ h
� gamma dose indication
� visual and audible signaling
� high battery life time ( > 1 year)
� compliant to IEC 60846
� dose rate follow-up by audible signal with frequency proportional to dose rate
� visual and audible alarm: user settable for dose and dose rate over the whole measurement range
� dose measurement
� histogram capability of up to 480 dose rate values with user settable logging interval
� backlit display with six large digits
� display in either ¼ Sv/ h or in mrem/ h built-in self diagnostics

Specification :

Radiological characteristics :
� radiation detected: gamma and X-ray from 48 keV to 1.3 MeV
� detector: energy compensated GM tube compliant to H* ( 10)
� dose rate measurement range: from 0.01 ¼ Sv/ h to 100 mSv/ h or from 1 ¼ rem/ h to 10 rem/ h
� dose rate linearity: ± 10 % ± 1 digit within the range of 0.1 ¼ Sv/ h to 100 mSv/ h or 10 ¼ rem/ h to 10 rem/ h
� calibration accuracy: ± 5 % of the reading in 137Cs exposure, at 3 mSv/ h, + 20° C ( 68° F)
� energy response: ± 30 % over the range of 48 keV - 1.3 MeV
� angular response: ± 25 % within ± 45 % from the calibration direction at 48 keV
� dose measurement range: from 0.01 ¼ Sv to 1 Sv or from 1 ¼ rem to 100 rem

Functional characteristics :
� dose rate follow-up by audible signal with frequency proportional to dose rate
� visual and audible alarm: user settable for dose and dose rate over the whole measurement range
� dose measurement ( ¼ Sv / mrem)
� histogram capability of up to 480 dose rate values with user settable logging interval
� backlit display with six large digits
� display in either ¼ Sv/ h or in mrem/ h ( configurable per request)
� built-in self diagnostics for GM-tube operation, high voltage and battery capacity
� Built-in infra-red port ( IrDA)

Mechanical characteristics :
� case: rugged plastic, easily decontaminable
� dimensions: 78 x 126 x 32 mm
� weight:
- 170 g without batteries
- 220 g with batteries

Envirionmental Characterstics :
� temperature range :
� � 25 ... + 55° C operational ( -13... 131° F)
� 40 ... + 70° C strorage ( -40... 158° F)
� protection level: IP67 ( temporary immersion / fl oating device)

Electrical characteristics :
� power supply: 2 alkaline batteries IEC LR6/ AA size ( recommended)
� battery life time: at least 2000 hours at normal background with alkaline cells ( more than 1 year under normal operation)
� battery alarm: two-step alarm for low battery voltage
� electromagnetic compatibility: CE compliant