Technical Specifications: Ra-D-60

Detector:	Energy compensated Si-diode
Radiation:	Gamma- and X-rays
PTB type approval:	23.52 / 00.02
Measuring value:	Hp(10)
Nominal working range:	10 µSv ... 10 Sv
Measurement range:
Dose:	1 µSv ... 9,999 Sv
Dose rate:*	5 µSv/h ... 3 Sv/h
Measuring uncertainity:	< ± 5 % (Cs-137, 662 keV, @ 2 mSv/h), Hp(10)
Energy response:	60 keV ... 3 MeV, better than ± 25 %
Dose rate linearity:	< ± 15 % (up to 3 Sv/h)
Acoustic alarms: (at embedded speaker)	Dose, dose rate, dose overflow, Dose rate overflow at 3 Sv/h, Low battery, Defect dosimeter
Sound level:	> 85 dBA at 30 cm distance
Alarm thresholds:*	6 presets, each for integrated dose and dose rate
	Manually selectable by push button
Power Supply:	1 triple A alkaline cell, (IEC LR03)
	Life: 1800 h in background field (dose mode)
Push Button Functions:	Switch ON/OFF Chirp ON/OFF Change Alarm Thresholds Activate Battery Test Reset Integrated Dose Switch: Dose/Dose Rate
Temperature range:	Operating: - 20 °C up to + 50 °C
	Storing: - 20 °C up to + 70 °C
Dimensions (H x L x W):	78 mm x 67 mm x 22 mm
Weight:	80 g incl. battery

* The dose rate display and the dose rate thresholds are not approved for calibration