
Product Series
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ISO
9001:2000
CONSORTIUM
MEMBER |
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DWS Series
Downflow Clean Air Workstation - Vertical Laminar Flow Module on Frame |
Applications
Microelectronic Manufacturing
Disc-drive Manufacturing
Semiconductor Processing
Hybrid Manufacturing
Pharmacology
Laser R&D
Optics
Thin Films, Foils & Plastics
Precision Engineering
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Provides an
ISO-5/Class 100 (HEPA filters are 99.99% efficient on .3 microns)
vertical laminar airflow within the work chamber, protecting product being
handled from outside contamination. The unit is stationary, allowing permanent
electric, gas and water services. Wet chemistry process stations and isolated
vibration-free tables under the module are easily interchangeable. Individually
tested and certified to meet or exceed the specifications for Laminar
Flow Clean-Air Devices as per Institute of Environmental Science IES-RP-CC-002-86. |
Filter -
Three inch HEPA (High Efficiency Particulate Air) type, aerosol challenged,
zero probed. Aluminum frame minipleat design, Minimum efficiency of 99.99%
at .3 microns.
Prefilter -
1" bonded polyfiber media minimizes
surface-loading. Quick-release aluminum
frame. Easily accessible from front
of unit. 78 % arrestance 56-57 ASHRAE.
Airflow -
Average measured clean air velocity
90 fpm (+/-10 fmp). All measured values
within +/- 20% uniformity.
Construction -
Woodboard construction for minimum noise & vibration. White and blue
plastic laminate finish. Protects plastic egg crate diffuser screen in
front of HEPA filter maintain uniform air velocity within work area. Front
ambient intake through louvered aluminum grilles. Front-loaded HEPA filters.
Acrylic lining to 30" above floor at rear and side walls. 2"
sq. tube support frame (standard "H" design) w/levelers. Frame
bolts together (with guides for head location).
Electrical & Power Requirements -
All electrical components are UL Approved. Standard
15 Amp, 1 pH, 60 Hz. SJO power cord w/ 3-prong ground plug.
NEC Electrical Code
Motor/Blower Assembly -
High efficiency motors to reduce
electrical load. Motors are thermally
protected & self-lubricating.
Motors/Blowers are selected to maintain
constant required airflow rate up
to 2x the initial static pressure.
Lighting -
Recessed 1 pin fluorescent lighting.
125ft. candle +/- 20ft. candles.
Controls -
Solid state, adjustable airflow control,
80-120 fpm, 15A max. load capacity,
internally mounted to prohibit accidental
change. Illuminated switches on face
panel for motor & lights.
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OPTIONS |
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Electrical duplex receptacle
Magnehelic pressure gauge
Replacement prefilter, 12/case
Explosion proof electrical
ULPA filter .12 micron
Voltage other that 115V |
"C" frame
Hinged face shield
Electrostatic device
Fixture air, gas, or vacuum
Work table: Isolated or Built-in
Stainless steel, Polypro or painted steel module |
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Contact a qualified LM Air specialist
about your specific needs
CLEANROOM & LAB EQUIPMENT MANUFACTURERS
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