Parameter description | Value |
Dose measuring range, mcSv | from 1×10-3 to 1×103 |
Dose rate measuring range, mcSv/h | from 0,1 to 1×104 |
Photons energy range, MeV | from 0,05 to 3,0 |
Measuring range of beta-particles flux density (by 90Sr + 90Y), min-1x sm-2 | from 5 to 3×104 |
The lower limit of the beta-radiation energy being registered (by average energy of beta-spectrum 14 С), not more than, MeV | 0,05 |
The limit of permissible basic relative error in the confidence 0,95, % | ±25 |
Indication range of alpha-particles flux density (by 239Pu), (min-1 x sm-2) | from 10 to 3×104 |
Indication range of ionization particles flux (for 90Sr + 90Y), min-1 | from 10 to 3×104 |
Operating mode setting time, min, not more than | 1 |
Continuous operation time period (when measuring at the level of the natural radioactive background), hour: – by 2 batteries of АА “DURACELL” type – by AC 220V, 50 Hz (by voltage adapter) or from the PC | Not less than 400 Not limited |
Dose rate measuring time, s, not more than: – when the background is 0,15 (0,30) mcSv/h – when the background is more than 1 mcSv/h | 120 (60) 5 |
Dose rate thresholds setting range, mcSv/h (with 0,1 mcSv/h step) | from 0,1 to 104 |
Dose thresholds setting range, mSv (with 0,001 mSv step) | from 1×10-3 to 103 |
Beta-particles flux density thresholds setting range, min-1 x sm-2 (1,0 min-1 x sm-2 step) | from 5 to 30000 |
Speech output of dose rate measuring result | Automatic with intervals 30s, 60s or 120s. Single-staged, at any time |
Sound signaling activated when exceeding the preset the thresholds dose rate and alpha- or beta-particles flux density | On-off signal with 1 s interval |
Sound messages: – when the instrument power supply is on; – when the instrument power supply is off; – when exceeding the measuring limit of the dose rate, alpha- or beta- flux density; – when exceeding the preset dose threshold | “Instrument is ready for operation” “Instrument is off” “Result exceeds the measuring limit” “Dose threshold exceeding” |
Intervals of records in the log, min | 1; 5; 30 or OFF |
Log capacity, number of records | 2000 |
Language | Russian/English |
Operation conditions: – temperature, oС – humidity at 30 oС | from minus 20 up to +50 -2oС up to 75 % |
Overall dimensions, mm | 112x65x30 |
Mass, g, not more than | 200 |