No. 424-10 Inclined-Vertical Manometer, 0-10" water
range. The inset shows a segment of the inclined scale. No. 424-5,
0-5" water range is similar.
Typical of Series 420 Inclined-Vertical Manometers
is this No. 422-10 double column manometer with a total range of
0 to 10" of water. Single column models are also furnished. Design
features are essentially the same as for the Series 424. They are
accurate to ±1% and are particularly suited for use with pitot
tubes and in flow measurement or similar applications.
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FEATURES OF THE MODEL 424
- 1-1/4" THICK ACRYLIC PLASTIC BODY is a solid block, virtually
unbreakable, stable and absolutely
free of the danger of distortion.
- 3/16" BORES, ACCURATE TO ± .0002"
are permanently free of bends or crooks, will not require recalibration because
of distortion.
- GROUND GLASS BUBBLE LEVEL
sensitive to 115-125 sec./2 mm. is 1-1/2" long x .375" diameter and provided
with two red lines
for easy visibility and alignment.
- PARALLAX-FREE READING
for maximum accuracy and consistency is achieved by simply aligning the meniscus
with its image reflected in
the polished aluminum scale.
- SELECTED GAGE OIL
with high wetability characteristics forms a consistent, well shaped meniscus
for perfect readability.
- O-RING SEALED FLUID LEVEL PLUNGER ADJUSTMENT for easy zeroing.
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