Details: HES FSUNL Fail Safe/Fail Secure UnLatch Module

The FSUNL is used with a UNL or MUNL installation to provide selectable fail safe or fail secure behavior. Removal of power initiates a full unlatch or latch cycle depending on which mode is selected.

FSUNL-12 Fail Safe/Fail Secure UnLatch Module, 12VDC, .90mA FSUNL-24 Fail Safe/Fail Secure UnLatch Module, 24VDC, 1.4mA