Helium-T-25/580-3,0/SHV
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3Не – neutron counter with high thermal stability
Main characteristics
| Operating mode |
proportional |
|
| Effective length |
mm |
497 |
| 3Не partial pressure | atm | 2,5 |
| Operating voltage (recommended) | V | 900-950 |
| Maximum permissible operating voltage | V | 1150 |
| Peak width at half height | % | 10 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 ÷ +150 |
| Insulation resistance | Ω | 1×1010 min |
| Weight |
g |
220 |
Overall dimensions
Pulse-height spectrum on the recommended operating voltage
