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.
- Low battery indication.
- Shock resistant frame.
- Small weight and dimension parameters.
Specifications
Measurement ranges and basic relative errors: | ||||
– |
Gamma and X-ray radiation dose equivalent rate (137Cs) |
µSv/h |
0,1…9 999; |
|
– |
Gamma and X-ray radiation dose equivalent (137Cs) |
mSv |
0,001…9 999; |
|
– |
Beta-particles flux density (90Sr+90Y) |
1/(сm²·min) |
10…100 000; |
|
– |
Dose equivalent accumulation time and accuracy of measurement: |
1min…100h; |
||
Energy ranges of measurement and energy dependence: | ||||
– |
Gamma and X-ray radiation |
MeV |
0,05…3,0; |
|
– |
Beta radiation |
MeV |
0,5…3,0; |
|
Resolution of threshold level programming for: – dose rate – dose – flux density |
µSv/h |
0,01 |
||
Measurement time intervals |
seconds |
1…70 |
||
Battery life |
hours |
2 000 |
||
Operating temperature range |
°С |
-20…+50 |
||
Weight |
kg |
0,15 |
||
Dimensions |
mm |
120×52×26 |
Origine : Ukraine
Sandrine L. (client confirmé) –