3077A 型气溶胶中和器具有五倍于 3077 型的活性。3077A 专为涉及高电荷态气溶胶和高流速的一般应用而提供。它随本公司的 3034 Scanning Mobility Particle Sizer™ (SMPS) 粒径谱仪一起提供。
特点和优势
放射性 370 MBq
最大流速 5 L/min
Kr-85 放射源
| Model | 3012 | 3012A | 3054 | 3054A | 3077 | 3077A | 348002 |
| Source | Kr-85 | |
| Emission | Beta decay | |
| Radioactivity [MBq (mCi)] | 74 (2) | 370 (10) | 370 (10) | 740 (20) | 74 (2) | 370 (10) | 185 (5) |
| Half-life | 10.7 years | |
| Maximum Flow Rate | 50 liters/min | 150 liters/min | 5 liters/min | |
| Maximum Temperature | 50°C (122°F) | |
| Maximum Pressure | 35 kPa (5 psig) | |
| Outer Housing Material | Anodized aluminum | Stainless steel | Aluminum |
| Dimensions |
| Inlet Diameter | 1.27 cm (0.5 in.) | 2.46 cm (0.97 in.) | 0.64 cm (0.25 in.) | NA |
| Outlet Diameter | 1.27 cm (0.5 in.) | 3.50 cm (1.38 in.) | 0.64 cm (0.25 in.) | NA |
| Housing Diameter | 7.72 cm (3.04 in.) | 8.94 cm (3.52 in.) | 3.89 cm (1.53 in.) | 3.20 cm (1.26 in.) |
| Overall Length | 52.86 cm (20.81 in.) | 64.14 cm (25.25 in.) | 21.44 cm (8.44 in.) | 0.97 cm (0.38 in.) |
| Weight | 1.0 kg (2.2 lb) | 3.5 kg (7.7 lb) | 0.4 kg (0.9 lb) | 14 g (0.5 oz) |
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