LND比例计数器
| LND Type | MAXIMUM LENGTH (INCH/MM) | MAXIMUM DIAMETER (INCH/MM) | RECOMMENDED OPERATING VOLTAGE (VOLTS) |
|---|---|---|---|
| By number | To size | To size | Voltage |
| 431 | 2.94/74.7 | 2.11/53.6 | 1000/1350 |
| 433 | 2.5/63.4 | 1.49/37.7 | 1250 |
| 4312 | 2.94/74.7 | 2.11/53.6 | 1650 |
| 4313 | 2.94/74.7 | 2.11/53.6 | 1000/1350 |
| 4314 | 3.86/98.0 | 3.0/76.2 | 1000/1350 |
| 4315 | 2.94/74.7 | 2.11/53.6 | 1000/1550 |
| 4333 | 2.5/63.4 | 1.49/37.7 | 400/650 |
| 4335 | 2.5/63.4 | 1.49/37.7 | 1250 |
| 49550 | 3.55/90.1 | 3.0/76.2 |
GENERAL SPECIFICATIONS
| MAXIMUM LENGTH (INCH/MM) | 2.94/74.7 |
| MAXIMUM DIAMETER (INCH/MM) | 2.11/53.6 |
| GAS FILLING | Argon |
| CATHODE MATERIAL (INTERNAL/EXTERNAL) | Stainless Steel |
| EFFECTIVE DIAMETER (INCH/MM) | 1.75/44.45 |
| CONNECTOR | Pin |
| OPERATING TEMPERATURE RANGE °C | -30 to +75 |
| GAS PRESSURE (TORR) at 21°C | 600 |
| PATH LENGTH (INCH/MM) | 0.49/12.45 |
WINDOW SPECIFICATIONS
| MATERIAL | Mica |
| AREAL DENSITY (MG/CM²) | 1.8 - 2.0 |
| DIAMETER (INCH/MM) | 1.75/44.45 |
ELECTRICAL SPECIFICATIONS
| RECOMMENDED OPERATING VOLTAGE (VOLTS) | 1000/1350 |
| OPERATING VOLTAGE RANGE (VOLTS) | 1000 - 1600 |
| GAMMA SENSITIVITY Cs-137 (CPS/mR/HR) | 64 |
| CAPACITANCE (PF) | 3 |
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