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MetOne 3400 系列气体减压阀

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 MetOne 3400系列专用高压气体扩散器(减压阀)
高压气体经过 Diffuser (30~150 Psi) 调整至常压状态后再经由颗粒计数器读出目前气体中粒子分布情形 ,可量测范围0.1um-5um。应用于半导体厂、光电厂中高压气体如PN2、O2、H2、CDA等。


Specifications

Specifications are subject to change without notice.

Specification
Details
Dimensions (L x D)
19.1 x 5.7 cm (7.5 x 2.25 in.)
Material
Nickel-plated aluminum and stainless steel
Weight
0.57 kg (1.25 lb)
Pressure range
0.1 CFM, 1.0 CFM or 50 LPM diffuser: 206–1034 kPa (30–150 psig)
100 LPM diffuser: 344–1034 kPa (50–150 psig)
Flow rate
0.1 CFM, 1.0 CFM, 50 LPM or 100 LPM
Sample gas
Dry, inert and non-toxic
Inlet connector
Stainless #4 VCR fitting (modified)
Outlet connector
0.1 CFM diffuser: Stainless #4 VCR fitting (modified)
1.0 CFM or 50 LPM diffuser: 3/8-in. barb fitting
50 or 100 LPM diffuser: ½-in. barb fitting (for 3445 and older 342x units)

Orifice material
Sapphire (at the inlet end)
Exhaust port
¼-in. NPT