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Dwyer - Instruments Inc, U.S.A. |
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Mark ll Molded
Plastic Air Velocity Meters
Low in cost - Direct reading scales offer 3% accuracy - For Portable
or Stationary Applications
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Model
Number
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Range
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27
28
40-1-AV
41-2-AV
40-250 Pa-AV
A-612
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0-7,000
fpm
0-10,500 fpm
0-4,200 fmp
0-6,300 fpm
0-21 fpm
Portable Stand (27, 28)
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Pitot
tube not included with models above.
Construction
and installation features:
Construction
is simple with virtually indestructible molded white styrene-acrylonitrile
housing, indicating tube and fluid wells, molded ABS knobs and zero
adjust plunger, shock mounted glass level vial and leak proof "O"
ring seals. Scales are lithograph printed on aluminum and epoxy
coated. For stationary applications, the Mark II air velocity meters
can be easily mounted on any vertical surface with the two screws
provided. A built in spirit level simplifies leveling.
Just fill the reservoir, adjust fluid level to zero, connect the
pitot tube, and it is ready for operation. For portable applications,
the Model A-612 portable stand is available for Models 27 and 28.
A molded plastic swing-out stand and leveling screw for user installation
are provided with Models 40-1-AV and 41-2-AV which also feature
rapid shutoff tubing connectors and built-in over pressure traps.
Additional standard accessories include plastic connection tubing,
mounting screws, ¾ oz. Bottle of indicating fluid and instructions.
Metric ranges are also available.
OEM Specials - All models of the Dwyer Mark II molded plastic
air velocity meters can be supplied with your logo or special scale
in OEM quantities. Consult factory for details.
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Portable
Magnehelic® Pressure-Air Velocity Gages
Dead
read-out no tapping necessary |
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 Choice
of 5 models - Scales from 0-.25" w.c., 300-2--- f.p.m. to 0-10" w.c.,
2000-12,500 f.p.m. Maximum total pressure rating 15 psig. Ambient
temperature range 30 to 140°F. Aluminum stand iridite-dipped; gage
has baked gray hammerloid finish. Furnished in gray plastic carrying
case. Connections include 1/8" N.P.T. high and low pressure taps,
duplicated-one pair side and one pair back. Two 1/8" N.P.T. plugs
included. Rubber Tubing and Adapters - One 9 ft. length of 3/16" I.D.
tubing, terminal tube and two pipe thread to tubing adapters. |
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Model
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Pressure,Kbr>
Inches, w.c.
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Velocity,
FPM
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2000-00†-AV-Port
2000-0†-AV-Port
2001-AV-Port
2002-AV-Port
2010-AV-Port
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0-.25
0-.50
0-1.0
0-2.0
0-10
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300-2000
500-2800
500-4000
100-5600
2000-12,500
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