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“ what is auto reset alarm in an exit deice ”

Resolution: The Chexit device has a different base plate and center case than the ALK. The Chexit device would need to be replaced with an ALK device.:

What is AR1, AR3, or AR6 on a Von Duprin exit alarm ALK?

Resolution: AR1 is Auto-Reset 1.5 minute, AR3 is 3 minute, or AR6 is 6 minute option processed through engineering specials on a Von Duprin exit alarm ALK.:

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“ what is auto reset alarm in an exit deice ”

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