SDC - 1511TNDKV - Tandem Delayed Egress - EM Lock - Fixed Delayed - Surface Mount - 1650lbs. - 12/24VDC - Aluminum - Fire Rated - Grade 1

The 1511T series incorporates all ExitCheck® features for double door applications through a slave lock output to enable the use of two units for pairs of doors to ensure pushing either door leaf will cause both doors to release.. The patented design revolutionized delayed egress by incorporating an alternating verbal message, verbal countdown and alarm tone, plus a large digital countdown display and door release indicator to provide a clear warning for the safety of persons without prior knowledge of door operation, including the blind and hearing impaired. Designed to delay egress through perimeter exit doors for 15 or 30 seconds, alert security and personnel to unauthorized egress, and are compatible with access controls and patient wandering systems.Features: Integrated delayed egress magnetic lock Fixed 15 Second Egress Delay Keyswitch Reset Comes with 1650lb Holding Forces Autosensing 12/24 VDC Voltage Input Uniform Design & Installation Identical Housing, Template & Ac