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北京朗潤達科貿有限公司
北京朗潤達科貿有限公司
Dwyer® Series 420 Inclined-Vertical Manometer are extremely accurate instruments designed and made especially for precision measurement of low differential pressures in laboratory and test application......
產品特色
? 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 FLUID with high wetability characteristics forms a consistent, well shaped meniscus for perfect readability.
? O-RING SEALED FLUID LEVEL PLUNGER ADJUSTMENT for easy zeroing.
? PRECISION BUILT to assure device meets the highest standards.
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