Helium-30/220-4,25/L
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3Не – neutron counter
Main characteristics
| Operating mode |
proportional |
|
| Effective length |
mm |
180 |
| Pressure of filling gas mixture | atm | 4,25 |
| 3Не partial pressure | atm | 3,5 |
| Operating voltage (recommended) | V | 1450 |
| Maximum permissible operating voltage | V | 1850 |
| Peak width at half height | % | 20 max |
| Variation of the position of the peak of the mean value in a party | % | 20 max |
| Own background | count / s | 0,2 max |
| The variation of sensitivity relative to the control sample | % | 5 max |
| Operating temperature range | °C | -50 ÷ 60 |
| Insulation resistance | Ω | 1×1012 min |
| Weight |
g |
94 |
Overall dimensions
Pulse-height spectrum on the recommended operating voltage
