Performs tritium-in-air monitoring directly around a seated operator or maintainer located in a potentially tritium active location or performing tasks which could result in tritium release。直接围绕位于潜在氚活动位置的操作员或维护人员执行空气中氚的监视，或执行可能导致氚释放的任务。
Features
- Convenient tritium-in-air monitoring
- Easily moved
- Simultaneously monitors four locations
- Can be placed close to the source of measurement
- Measures to 1 µCi/m³
- Provides permanent record
- Bubbler check measurement
Specifications
| Sensitivity | 1 µCi/m³ |
| Range | 0-10 Ci/m³ |
| Alarms | High tritium alarm for each ion chamber |
| Power Supply | 110V 50/60 Hz |
| Ion chamber quantity and size | 4 x 1000 cc |
| Bakeability of ion chambers | 350°C |
| Flow rate at each location | 10 cc/sec |
| Physical Size | Height 750mm Width 750mm Depth 600mm Weight 90kg |