Gamma-20
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Geiger-Muller counter of gamma-radiation
Well-known analogues: gamma-radiation counter ZP1320
- Main characteristics
- Overall dimensions
- Typical count rate as a function of dose rate
- The scheme of connection
Main characteristics
Starting voltage |
V |
320÷380 |
Operating voltage (recommended) |
V |
575 |
Operating voltage range |
V |
500÷650 |
Plateau length |
V |
150 min |
Plateau slope |
%·V-1 |
0,1 max |
Sensitivity to 137Cs |
cps·R-1·h |
6,8÷8,3 |
Own background in the 50 mm Pb shield |
cps |
0,2 max |
Operating temperature range |
°С |
-40÷+70 |
Life expectancy |
count |
1×1010 |
Weight |
g |
1,7 max |
Well-known analogues: gamma-radiation counter ZP1200, 7121.
Overall dimensions
Typical count rate as a function of dose rate 137Со
The scheme of connection
