Waveguide Feed-Thru Pipe Penetrations Features: INSIDE SHIELD • Accomodate requirements such as fire suppression systems, hydraulics and other utilities. OUTSIDE SHIELD Dielectric union • Honeycomb waveguide insert option available for high frequency or gaseous applications. • Dielectric unions are available to maintain isolation from ground. Waveguide with Continuous NPT Tapered Ends Note: This penetration can be used for normal water temerpature piping, but cannot be used for chilled water lines. Waveguide With Dielectric Nominal Pipe I.D. Length Feed-Thru Part No. Option Part No. Installation Hole Size

Waveguide Feed-Thru Pipe Penetrations mTS-LINDGRENAn ESCO Technologies CompanyWAVEGUIDE CUTOFF FREQUENCIES Diameter of Waveguide For circular waveguides: fc = c/3.412r where: fc = cutoff frequency c = speed of light, 1.181 x 1010 in/s r = radius of circular waveguide in inches General Rule of Thumb: For circular waveguides, make sure the waveguide length is at least four times the diameter. Phone +1.630.307.7200 • [email protected] • www.ets-lindgren.com Offices in the US, Finland, UK, France, Singapore, Japan, China, Taiwan Information presented is subject to change as product improvements...