Helium-18/140-2,8/BC
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3Не – neutron counter
Well-known analogues: neutron counter Helium-4/2,8
Main characteristics
| Operating mode |
proportional |
|
| Effective length |
mm |
95 |
| Pressure of filling gas mixture | atm | 2,8 |
| 3Не partial pressure | atm | 2,3 |
| Operating voltage (recommended) | V | 1100 |
| Maximum permissible operating voltage | V | 1400 |
| Peak width at half height | % | 15 max |
| Variation of the position of the peak of the mean value in a party | % | 20 max |
| Own background | count / s | 0,1 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 |
37 |
Overall dimensions
Pulse-height spectrum on the recommended operating voltage
