1 Sight Gauges and Sight Plugs Eaton 's Tedeco product Feature line Sight Gauges are available in many configu- yy Indicates wide level rations to meet specialized changes level viewing needs. yy High-contrast option for In addition to the conven- improved readability tional viewing glass, a yy Sturdy construction for high-contrast design pro- harsh environments vides superior readability for all fluids. yy Easy-to-read Because staining from Options oils and hydraulic fluids often occurs, Eaton offers yy Aluminum or stainless a high-contrast lens steel frame option, enabling easy readability despite residual yy Glass or quartz lenses pigmentation. yy Normal or extended Colorless or colored glass blister for angled fluids are easily visible viewing regardless of ambient yy Customized markings light.
2 This is made possible by a series of refraction grooves that allows the lens surface to reflect Special Notes more than 90% of the Eaton has extensive incident light vs. 30 40% state-of-the-art in-house with conventional gauges. testing facilities, including Sight gauges can be sup- vibration, shock, and plied in different materi- environmental capabilities. als, allowing for diverse We will design for your applications. For instance, specific requirements, lenses can be tempered applications, and glass or quartz. A quartz specifications. Please sight glass for a gas tur- contact our sales bine engine oil reservoir department or our website is certified to withstand for answers to your direct flame exposure at specific needs.
3 2000 F (1093 C) for fifteen minutes. Another variation is a level blister in which the glass extends beyond the frame to allow easy readability from any angle. Markings to customer specification can be incorporated. AS 9100 . Sight Gauges/ Features Sight Plugs yy Rugged construction for Eaton 's Oil Eyes are harsh environments compatible with fuels, oils, yy High-contrast glass option hydraulic fluids, refrigerants for improved readability and water. The window, yy Designed to exacting seal, and body materials can be altered to meet a wide yy Aerospace specifications range of temperature and yy Easy-to-read pressure ranges. A bright stainless steel reflector allows clear viewing of the liquid level while dampening fluid agitation.
4 For colorless fluids, a Options Sight Plugs (Oil Eyes). float ball can enhance yy Aluminum or stainless visibility. Normally hollow steel frame aluminum, the ball can be colored propylene for lower yy Glass or quartz lenses temperature applications (up yy Normal or extended level to 200 F [93 C]). for angled viewing High contrast oil eyes offer yy Customized markings superior legibility of the fluid level, regardless of the liquid coloration. The concentric grooves provide a prismatic effect that causes a distinct interface between the fluids and the open space above. The high contrast design reflects more than 90% of the incident light compared to a conventional design that reflects only 30 40%.
5 This feature provides extended service Bubble Sight Plugs life by tolerating internal staining under prolonged exposure to oil, particularly synthetic oils at elevated temperatures. The staining is not mistaken for the actual oil level. If required, the internal glass surface is accessible for cleaning. Eaton Aerospace Group Fluid & Electrical Distribution Division 24 East Glenolden Avenue Glenolden, PA 19036-2198 Copyright 2013 Eaton USA All Rights Reserved tel: (610) 522 4000 Copying or Editing is Forbidden fax: (610) 522 4900 Form No. DS200-15C. October 2013.