DynaLock 6451 Series Exit Sensor Bar Model 6451-42 Exit Sensor Bar, For 42 Door, US28 The non-latching 6451 Exit Sensor Bar offers immediate no prior knowledge egress by pushing on the bar at any point, with 15 Lbs. or less pressure. A light touch is all that is required to activate one or both internal optical sensors designed to detect an exit attempt. A built-in mechanical switch is also included as a redundant back-up release. Dual sensors, fail-safe electronics and successful testing in excess of one million cycles offer the user unparalleled reliability and low maintenance costs. Installation is simple. Complicated tune-in procedure and frequent call-backs for re-adjustment are not required. Standard Features Optical sensing electronics controlling lock and signal functions have no moving parts to wear out. Built-in redundant mechanical switch for back-up release No tune-in required – complicated calibration and fine tuning are unnecessary and return calls are eliminated. Three standard bar lengths are offered – bar may be field or factory cut to suit special applications (See CLC Option) Bar may be activated by anything – human touch, briefcase, cane, wheelchair, etc. will activate the 6451. Ideal for ADA compliant installations. Weather resistant electronics – conformal coated circuitry resists moisture damage. All-metal construction – the entire bar, including end caps, is made of aircraft-grade aluminum, offering high resistance to abuse and vandalism. Armored power transfer cord – furnished standard. Dual output standard – DPDT contacts provide lock control and alarm shunting capabilities Built-in spike suppression – all input/output terminals are protected from line spikes. Variable input power – operating voltage 12 to 24 VAC/VDC. Contemporary design – architecturally engineered to offer one of the lowest profiles in the industry. Unit is non-handed – suitable for LHR or RHR doors. DynaLock_Corp-2022-A-Catalog_HQ_Print_20211027.pdf http://www.dynalock.com/