振动孔式气溶胶发生器3450
产品介绍振动孔式单分散气溶胶发生器* 3450 (VOAG) 是 1 至 200 µm 粒径范围单分散粒子的高精确来源（最初液滴直径测量 20 至 400 µm）。这种独特的气溶胶发生器使用各种溶质和溶剂形成具有统一大小、形状、密度和表面特性的固态或液态粒子。
VOAG 通过控制液体射流的破碎来产生均匀的粒子。它采用恒流注射泵输送恒定量的液体。 内含标准孔口用于产生小粒径粒子；可另行提供用于产生大粒径粒子的孔口。特点和优势产生 1 至 200 µm 粒径范围粒子
粒子具有统一大小、形状、密度和表面特性
与各种溶质和溶剂相配应用范围单分散气溶胶发生所含项10 µm 孔口
20 µm 孔口
可单独订购适用于大粒径粒子的其他孔口附件393520 10 µm 孔口（3450 内置）
393530 20 µm 孔口（3450 内置）
393540 35 µm 孔口
393550 50 µm 孔口
393560 100 µm 孔口
*与明尼苏达大学粒子技术实验室合作开发。
技术参数：
Specifications Vibrating Orifice Aerosol Generator Model 3450Mode of Operation Constant liquid feed rate through a vibrating orificeParticle Size Range 1 to 200 µmInitial Droplet Diameter 20 to 400 µmGeometric Standard Deviation <1.01Particle Type Oil and solids soluble in water or alcohol*Particle Generation Rate 1,000 to 300,000 particles/sec (depends on particle size)Syringe Pump Syringe Ram Speed 0.1× 10-4 to 9.9× 10-3 cm/sec Flow Rate Selectable, 0.001 cm3/min (10-cm3 syringe) to 2.2 cm3/min (60-cm3 syringe) Syringe Holders Hold 10-, 20-, or 60-cm3 syringesSignal Generator Frequency Range 1 kHz to 1 MHz Accuracy ±1% of full scale, ±1 digit Amplitude of Square Wave 0 to 30 V, peak-to-peakPhysical Specifications Cabinet Size 44 cm x 37 cm x 20 cm (17.3 in. x 14.5 in. x 7.9 in.) Weight 16 kg (35 lb) Drying-Column Height 60 cm (23.6 in.) Drying-Column Material Acrylic Orifice Material Stainless steel Electrical Requirements 100/115/230/240 VAC, 50-60 Hz, 100 W maximum Compressed-Air Requirements Up to 100 L/min at 207 kPa (30 psig)
*The VOAG is not suitable for use with nonsoluble solids such as polystyrene latex (PSL). To generate PSL aerosol, use TSI’s Small-Scale Powder Disperser Model 3433 with a turntable loaded with PSL.Specifications are subject to change without notice.
