TERRA-P +(Dosimeter-radiometer MKS-05 for household use)
DOSIMATER MKS-05 TERRA-P +
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In comparison with MKS-05 "TERRA-P" dosimeter-radiometer for household use, "TERRA-P+" has new features:
wider measurement range of gamma radiation ambient dose equivalent rate;measurement of surface beta-particles flux density;measurement of ambient dose equivalent accumulation time;automatic subtraction of gamma background at measurement of beta contamination;programming of threshold level values:- gamma radiation ambient dose equivalent rate
- gamma radiation ambient dose equivalent
- surface beta-particles flux density
digital display backlight;wider operating temperature range.
Household application
Apartment, building and construction monitoring; currency notes monitoring; personal radiation safety; vehicles, construction materials, ground surface monitoring; evaluation of radiation contamination of farm products;Visual aids for educational institutions.
Purpose of use
Measurement of gamma radiation ambient dose equivalent rate;Measurement of gamma radiation ambient dose equivalent;Measurement of surface beta-particles flux density;Measurement of ambient dose equivalent accumulation time;Real time measurement (clock).
Features |
| Five independent measuring channels with alternate indication of data on the single liquid crystal display. | | Built-in gamma, beta sensitive Geiger-Muller counter. | | Prompt evaluation of gamma background within 10 seconds. | | Automatic subtraction of gamma background at measurement of beta contamination. | | Measurement results averaging, manually and automatically interrupted. | | Automatic setting of measurement intervals and ranges. | | Audio signalling of each detected gamma-quantum and beta-particle with possible switching off. | | Two-tone audio alarm of exceeded programmed threshold levels. | | Digital display backlight. | | Two AAA size batteries. | | Power supply discharge indication. | | Shock resistant frame. |  | Small weight and dimension parameters. |
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Specifications
 | | | | | |
| Measurement ranges and basic relative errors: |
| - | Gamma and X-ray radiation equivalent dose rate (137Cs): | | µSv/h | | 0.1…9 999;
±15% |
| - | Gamma and X-ray radiation equivalent dose (137Cs): | | mSv | | 0.001…9 999;
±15% |
| - | Beta-particles flux density (90Sr+90Y): | | 1/(cm²·min) | | 10…100 000;
±20% |
| - | Equivalent dose accumulation time and accuracy of measurement: | | 1 min … 100 h;
±0.1 s per 24 h |
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| Energy ranges of measurement and energy dependence: |
| - | Gamma and X-ray radiation | | MeV | | 0.05…3.0;
±25% |
| - | Beta radiation | | MeV | | 0.5…3.0; |
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| Threshold level programming resolution for:
- dose rate
- dose
- flux density | |
µSv/h
mSv
10³/cm²·min | |
0.01
0.01
0.01 |
| Ranges of threshold level values programming for:
- ambient dose equivalent rate
- ambient dose equivalent
- flux density | | µSv/h
mSv
10³/(cm²·min) | | 0…5 000
0…9 999
0…9 999 |
| Measurement time intervals | | seconds | | 1…70 |
| Battery life | | hours | | 2 000 |
| Operating temperature range | | °C | | -20…+50 |
| Weight | | kg | | 0.15 |
| Dimensions | | mm | | 120×52×26 |
