Literature Drive Sentry Gen2.09 21 21 (EN)

Drive Sentry – Gen2 Anti Windmilling Device The right answer for elimination of damaging fan “reverse direction” wind- milling has been improved with the Gen2 Drive Sentry. The Drive Sentry, Gen2: • Allows One-Way Rotation • Fast and easy installation • Easy field reversible for Right or Left-Hand Rotation • Low Profile • Attaches directly to fan shaft • Maintenance free • 6061-T6 Aluminum housing • Stainless Steel hardware • Quality machined finish • Field tested, proven design • Fast delivery • Low cost • Includes all parts required for installation • Weighs only 3.5 pounds • For forced or induced draft designs • -40F to +200F operating temp • 1200 RPM Max Rotation speed

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Technically Superior • Developed and modeled using state of the art computer software. • Lab tested and verified on Chatillion Series 500 force tester. • Withstood 286.7 Ft-Lbs torque before overcoming clutch. • Run out less than .00001”. • Rolling friction test per ASTM G194-08 was “negligible”. • -40F to +200F operating temperature • Shaft speeds up to 1200 RPM User Friendly • Available for all common fan shaft diameters • RH or LH rotation field-changeable • Installs in minutes • No special tools required for installation.

Installs using two hex wrenches • All parts required for installation are included with shipment • No maintenance required • Requires only 1.5” of fan shaft projection • Low profile - will fit under most guards without need for modification • Bushing mounted units 1550 S. 81 st W. Avenue • Tulsa, OK 74127 Office: 918-241-0264 • www.airtechproducts.com

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