Engineered Systems - October 2008 - (Page ETL1)

2-STAGE GAS INFRA-RED HEATERS Solaronics’ energy-efﬁcient “True Dual” 2-stage heaters bring unprecedented fuel-cost savings of up to 75% for commercial and industrial buildings. Both air and gas ﬂows of the patented system provide precise air-to-gas ratios at both high- and low-heat stages. Applications include manufacturing plants, warehouses, aircraft hangars, ﬁre stations, loading docks, auto dealerships and body shops, and ice/roller rinks. Call 800-2235335, or visit www.solaronicsusa.com — Solaronics, Inc., Rochester, MI Automatic Filters, Inc. Tekleen® The Best Engineered Water Filtering Solution Always Cost Less. • • • • • • Fully automatic self cleaning water ﬁlters No ﬂow interruption. 2 gallons per backwash. Single Unit Flow rate to 20,000 gpm 1 inch to 36 inch line size. Stainless steel ﬁlters at carbon steel prices. 800-336-1942 sales@tekleen.com 310-839-2828 www.tekleen.com Fax 310-839-6878 CIRCLE NO. 803 CIRCLE NO. 837 High Efﬁciency Proﬁle Turning Vanes & Rail • H-E-P Vanes Provide Maximum Turning Efﬁciency • Energy savings are provided by the superior airfoil contour, which reduces relative pressure to the lowest level. • Aerodynamic design greatly reduces generated sound power levels • Provides velocity distribution of greatest uniformity • Excellent rigidity - roll formed from ONE piece of galvanized steel. • H-E-P Turning vanes are a true airfoil design; smoothly-rounded entry nose with extended trailing edge Specify “No Substitutions” For brochures and samples e-mail- info@aero-dyne.net or call- 800-522-2423. Visit our web site at: www.HEPvanes.com Bradford White’s Ultra-Efﬁcient, Eco Friendly eF Series® Line Continues to Grow Bradford White’s eF Series® commercial water heaters offer incredible delivery and super fast recovery. They are the perfect choice for building managers and business owners that want to “Go Green”. Eco-Friendly eF models offer remarkable efﬁciency ratings – as high as 99.1%! The newest model, a 100 - gallon, 399,999 BTU/Hr gives you the highest output with 521-gallons of hot water in the ﬁrst hour of use. Other models include 60-gallon capacities with 125,000, 150,000 and 199,999 BTU’s and in 100-gallon capacities with 150,000, 199,999, 250,000 and 300,000 BTU’s. - Bradford White, Ambler, PA www.bradfordwhite.com CIRCLE NO. 805 CIRCLE NO. 801 A New Look for Humidity Control! Viconics Electronics Inc., Montreal, Quebec is pleased to announce the introduction of the VH7200 series electronic communicating Humidistat. The VH7200 humidity controller series features are: • Analog and/or digital outputs for humidity equipment control. • Digital service inputs. • Integrated Outdoor reset • Integrated Proportional High Limit Control (VH7270) • Optional BACnet MS/TP, Lontalk, or Wireless Zigbee network interface • Simple to use / set up through real text user interface. • Pleasing Aethstetics. • Small product footprint For additional product information, contact Viconics Electronics, Inc. sales@viconics.com; (800) 563-5660 CIRCLE NO. 847 Industrial Water Filter Conserves Rinse Water • • • • • Automatic Self-Cleaning Line Pressure Powered Screens down to 10 microns 1 inch to 20 inch line sizes Single Unit ﬂow rates to 12,000 gpm Orival, Inc. 201-568-3311 • FAX 201-568-1916 800-567-9767 ﬁlters@orival.com WWW.ORIVAL.COM CIRCLE NO. 823 http://www.solaronicsusa.com http://www.solaronicsusa.com http://www.tekleen.com http://www.tekleen.com http://www.HEPvanes.com http://www.bradfordwhite.com http://www.HEPvanes.com http://WWW.ORIVAL.COM

Table of Contents Feed for the Digital Edition of Engineered Systems - October 2008

Engineered Systems - October 2008 Contents Editor’s Note Letters Back2Basics HVAC Challenge Case in Point Commissioning Building Automation HydroTech HVACR Designer Tips Special Insert: Engineer's Technical Library Fall 2008 Living Wild! Chilled Beams in Chicago Phoenix Convention Center: On The Rise Cold-Climate HVAC Challenges Humidification Strategies For Data Centers & Network Rooms Special Advertising Supplement: Tabb Talk Computers & Software Issues & Events Products Literature & Catalogs Glossary Classifieds Advertiser Index Tomorrow’s Environment

Engineered Systems - October 2008

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