External Signals in ComboGard Pro 39E Electronic Combination Lock

EXTERNAL SIGNALS (Alarm Box Required - P/N 2789NC. Only one External Signal type may be selected.)
 An external input signal to the Alarm Box will either disable the Lock from opening, override the time delay, or enable the remote override depending on the selection programmed for External Signals.

 • External Signal disables Lock opening with valid combination. 

• OR External Signal overrides Time Delay. (This option is ONLY available if enabled using Setup software.) 

• OR External Signal enables the Remote Override. (This option is ONLY available if enabled using Setup software, and with Lock code level 39E v1.09 or higher.)