Technical Specifications PM1405

Technical Specifications: Polimaster PM1405

Detector:	Geiger-Mueller-counter tube
Measurement units:	ambient dose rate equivalent H*(10) and dH*(10)/dt Flux density Aß for beta radiation
Measurement ranges: dH*(10)/dt Aß	0.1 µSv/h to 100 mSv/h 6 to 10000 min-1 * cm-2
Energy ranges: Photon radiation Beta radiation	50 keV to 3 MeV 100 keV to 3,5 MeV
Beta-sensitivity according to Sr-90/Y-90:	3,5 counts *cm²
Measurement uncertainties: Dose rate Flux density	(20 + K/H) % , K = 1 µSv/h (20 +A/Aß) % , A = 60 min-1 * cm-2
Energy response:	30% in the whole energy range according to Cs-137 (662 keV)
Interface:	USB
Power supply:	2 x batteries 1,5 V Type AA
Battery lifetime:	6 months
Operating conditions: Temperature Rel. humidity (@ 35°C) Air pressure	- 10 to +50 °C up to 95% from 84 to 106,7 kPa
Dimensions (L x W x H):	148 x 85 x 40 mm
Weight:	max. 290 g (incl. batteries)