Dwyer Series 250-AF Inclined Manometer Air Filter Gages

Dwyer Series 250-AF Inclined Manometer Air Filter Gages,
Dwyer® Durablock® Series 250-AF Inclined Manometer Air Filter Gages are precision
machined 1˝ thick solid acrylic plastic, virtually unbreakable and free of distortion. The
fluid bore is precision drille to ±.0002˝ to assure life-long accuracy. A glass spirit level
is built into the body and encapsulate to prevent damage or tampering. The scale is
mirror polished chrome plated brass to assure parallax free reading by alignment of
the meniscus with its reflection. Safety traps are incorporate in the body to prevent
loss of fluid due to pressure surges. Red and green signal flags indicate clearly when
a filter change is necessary. Gages are suitable for use in ambient temperatures of -20
to 150°F. Connection fittings positively seale but easily remove for zeroing or
addition of fluid.