BETA-5-1
Download Specifications in .pdf format
Geiger-Muller counter of beta-gamma-radiation
- Main characteristics
- Overall dimensions
- Typical count rate as a function of dose rate
- The scheme of connection
Main characteristics
Starting voltage |
V |
250÷310 |
|
Operating voltage (recommended) |
V |
400 |
|
Operating voltage range |
V |
350÷550 |
|
Plateau length |
V |
200 min |
|
Plateau slope |
%·V-1 |
0,25 max |
|
Efficiency to: |
% |
|
|
|
90Sr - 90Y |
|
35 min |
Sensitivity to 60Co |
count·µR-1 |
350÷500 |
|
Own background in the 50 mm Pb shield |
s-1 |
2,2 max |
|
Surface density of mica |
mg·cm-2 |
4,0÷5,0 |
|
Mica window area |
cm2 |
39 |
|
Operating temperature range |
°С |
-50÷+60 |
|
Life expectancy |
count |
1×1010 |
|
Weight |
g |
105 max |
|
Overall dimensions
Typical count rate as a function of dose rate 60Со
The scheme of connection
