STEP Sensortechnik und Elektronik Pockau GmbH

Technical Specifications PM2012


Features:	Measurement of ambient dose rate equivalent of gamma- and roentgen (further photon emission) radiation dH(10)/dt Measurement of photon emission ambient dose equivalent H(10) Photon emission ambient dose equivalent H*(10) accumulation time reading Detection of toxic vapors presence in air, organophosphorous (sarin, soman, V-gases) compounds and arsenic-containing (lewisite) substances Visual alarm when crossing the warning thresholds established by phosphorous and arsenic-containing substances Data transfer to PC by infrared link Time displaying in hours, minutes and seconds, date, month and year Indication of current and critical battery discharge Sound alarm when crossing the dose and dose rate alarm thresholds established or concentration warning thresholds of organophosphorus and arsenic-containing substances
Detector:	Geiger-Mueller-counter tube
Chemical warfare agent:	Ion Mobility Spectrometry (IMS)
Dose rate measuring range:	1µSv/h to 10Sv/h
Dose rate accuracy (H – dose rate, µSv/h):	±(15+20/H) %
Dose measuring range:	1µSv to 9.99Sv
Dose accuracy:	±15 %
Dose rate threshold range:	0.01 up to 999 mSv/h
Discreteness of the time indication of the absorbed dose:	1 hour
Energy range:	0.06 to 3.0 MeV
Energy response relative to 0.662 MeV (Cs-137)	± 30 %
Detection time of exceed threshold concentration (at normal climatic conditions: temperature +20°C ±5°C, atmospheric pressure 101.3 (+5.4; -17.3) kPa, relative humidity 60 (+20; -30) %) threshold for organophosphorous compounds detection 510^-5mg/l, no more than threshold for arsenic-containing compounds detection 310^-4mg/l, no more than	10 s 15 s
Battery lifetime of type D (1.5V):	min. 150 hours
Degree of Protection of the housing:	IP41
The device is resistant to electromagnetic radio frequency fields (IEC 61000-4-3) - in frequency ranges of 80 to 1000 MHz - in frequency ranges of 800 to 960 MHz and of 1,4 to 2,0 GHz (with interference from digital radios), Function of quality level A	Level 3 Level 4
Operating Conditions:
temperature range: relative humidity pressure air dustiness no more than	-10 °C to + 50 °C up to 98% at 35°C from 84 to 106.7 kPa 0.2 mg/l
Power supply:	A D-type 1.5V battery or external constant-current source 12 (+ 24; -3) V
Indication of the concentration of the contaminant vapors in the analogue scale: - 1 segment - 2 segments - 3 segments	- Concentration is below the warning threshold (75-99%) - Concentration reaches the warning threshold (100-124%) - Concentration exceeds the warning threshold (over 125%)
Dimensions:	66 x 47 x 195 mm
Weight (with battery):	max. 770g