sight glass


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sight glass

[′sīt ‚glas]
(engineering)
A glass tube or a glass-faced section on a process line or vessel; used for visual reading of liquid levels or of manometer pressures.

sight glass

A glass tube used to indicate the liquid level in a pipe, tank, or the like.

sight glass

sight glass
sight glass
Liquid refrigerant flows past the sight glass. If the charge of refrigerant is low, bubbles will be seen. A fully charged system has no bubbles.
sight glass
A gunsight.
i. A transparent tube on the outside of a reservoir or tank that shows the level of the fluid in the container.
ii. A small window in the high side of a vapor-cycle cooling system. The system is fully charged if there are no bubbles seen in the sight glass.
iii. The transparent glass of a gun sight or a head-up display.
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References in periodicals archive ?
The wand is sold without a sight glass, but one is available from the supplier as an option.
LED luminaires are also a good fit for high-reliability sight glass applications.
The ability to produce light without heat, plus an exceptionally long life make the new green-technology LED Lumiglas luminaires suitable for heat-sensitive processes and use in sight glass applications where exceptional reliability and long operating life are required.
On the double V-hull (DVH) Stryker, the OBOE is located toward the front of the engine compartment and has a single sight glass.
Grate-in-housing and liquid line trap magnets each have three sizes available while sight glass magnets offer four different sizes.
After the rinse cycle, operators had two choices: assume that all trub has been rinsed out of the tank; or take time to climb the ladder outdoors to the top of the tank and look through a sight glass to make a determination.
That gives the oil time to run back from the planetary gears into the hub so you can get an accurate reading in the sight glass.
The blending system works by injecting puffs of compressed air upward from the bottom of the sight glass.
Furthermore, the translucent polypropylene allows end users to easily gauge water levels without a separate external sight glass.
model), a dual wall insulated cylinder and cones section, a slide gate and extended length sight glass on the hopper door.
Particularly suitable in applications where space is at a premium, the new ATEX rated Luminex fibre optic light from process observation specialists Visilume Ltd, transmits high intensity 'cool' light to illuminate a process without heating the sight glass.
A sight glass has been added to the front of the cooling system to enable easy monitoring of coolant level.