Scientific Research [Neutron Monitors]
Radiation Detectors
Neutron Proportional Counters (NPC)
| TUBE TYPE | E6862 | E6863 | |
|---|---|---|---|
| General Specifications | |||
| Fill Gas | 3He+ additive gas(n,p)by He3 | Ar+ additive gas(n,α)by B10 | |
| Gas pressure | approx. 0.4MPa | approx. 30kPa | |
| Housing Material | SUS304 | SUS304 | |
| Maximum length | 245-595mm (depends on effective length) |
245-1,095mm (depends oneffective length) |
|
| Maximum Diameter | 25.5mm | 25.5mm | |
| Effective Length | 150-500mm | 150-1,000mm | |
| Connector | HN | HN | |
| Electrical Specifications | |||
| Operating Voltage Range | 1,550-1,850VDC | 650-850VDC | |
| Performance | |||
| Sensitivity | 14-39 cps/nv (depends on effective length) |
2.1-8.0 cps/nv (depends on effective length) |
|
| Resolution | - | - | |
Position Sensitive Detectors (PSD)
| TUBE TYPE | E6871 | E6867 | E6868 |
|---|---|---|---|
| General Specifications | |||
| Fill Gas | 3He+ additive gas (n,p) by He3 | ||
| Gas pressure | approx. 1MPa (other pressure is available) | ||
| Housing Material | SUS304 | ||
| Maximum Length | 655mm (depends on effective length) | ||
| Maximum Diameter | 6.4mm | 12.7mm | 25.4mm |
| Effective Length | 618mm (other length is available) | ||
| Connector | SVH or MHV or Flying Wire | ||
| Electrical Specifications | |||
| Operating Voltage Range | 1,500-1,900 | ||
| Performance | |||
| Sensitivity | - | ||
| Resolution | approx. 5mm (@E6867) | ||
