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Survey Meter PM1405 Polimaster |
|
Specifications |
|
Detector |
Geiger-Muller counter |
Dose equivalent rate ( DER ) measurement range |
0.1 μSv/h − 100 mSv/h |
DER indication range |
0.01 μSv/h − 130 mSv/h |
DER measurement accuracy |
± ( 20 + K/H ) %, where Ḣ – dose rate, μSv/h K - coefficient 1.0 μSv/h |
Dose equivalent ( DE ) measurement range |
1.00 μSv − 10.0 Sv |
DER indication range |
0.01 μSv − 10.0 Sv |
DE measurement accuracy |
± 20 % |
Alarm Type |
Audible, visual |
Thresholds |
Available for all types of radiation |
Energy range: Photon radiation |
From 0.05 to 3.0 MeV |
Energy response relative to 0.662 MeV : in the energy range from 0,05 to 3,0 MeV, no more than |
± 30 % |
β- radiation flux density measurement range |
From 6.0 to 103 min-1•cm-2 ( cpm/cm2 ) |
β- radiation flux density accuracy: 90Sr+90Y |
± ( 20 + А/φ ) %, where φ – measured β-flux density, min-1•cm-2 ( cpm/cm2 ); А – coefficient, 60 min-1•cm-2 ( cpm/cm2 )); |
β-particle flux indication range |
From 0.1 to 104 min-1•cm-2 ( cpm/cm2 ) |
Energy range by β-particle flux density measurement |
From 0.1 to 3.5 MeV |
Energy response by β-particle flux density measurement |
± 30 % |
Sensitivity for β-radiation: 90Sr+90Y |
3.5 counts·cm2 |
Count rate indication for β-γ radiation in the search mode |
From 0.00 to 3.5·105 s-1 ( cps ) |
α-radiation flux density measurement range |
From 90 to 104 min-1•cm-2 ( cpm/cm2 ) |
α- radiation flux density accuracy : in 239Pu measurement range |
± ( 30 + А/φ ) %, where φ − measured α- flux density, min-1•cm-2 ( cpm/cm2 ); A – coefficient equat to the 900 min-1•cm-2 ( cpm/cm2 ) |
α- particle flux density indication range |
From 0.1 to 104min-1•cm-2 ( cpm/cm2 ) |
PC communication |
USB interface |
Operation mode setup time, no more |
60 s |
Power supply |
Two AA batteries 3 ( + 0.2; -0.8 ) V; external power supply |
Battery lifetime : - at an average value of the measured DER up to 0.3 μSv/h; - using LCD backlight, audible and visual alarm not more than 5 m/day, no more than |
6 months |
Ingress protection |
IP30 |
Drop test on concrete floor |
0.7 m |
Dimensions |
148 х 80 х 38 mm |
Weight |
0.29 kg |
Operating temperature |
-10 °C to 50 °C ( 14 °F to 122 °F C27 ) |
Humidity |
Up to 95 % at 35 °С |
Atmospheric pressure |
From 84 up to 106.7 kPa |