Table 13. SDC Controller Inputs
Smart DC Terminal
UL 325 - 2016
Smart DC Terminal
pre-2016
Wire Connections
Comonly used for...
Emergency Open
(Fire Dept.Open) **
Emergency Open
(Fire Dept.Open) **
N.O. input.
The Emergency Open
must be enabled via
the Installer Menu (item
FO). It is energized
by connecting to the
+24V terminal above
it. The EMERG OPEN
overrides photo
eye & edge sensor
commands.
*Do not connect an external control to STOP or OPEN inputs unless controls are located in clear
view of entire gate area.
**Use RADIO OPEN input or RADIO OPTIONS spade connections for all out-of-sight controls, such
as a telephone entry or radio operated controls.
***Fire Department Open control must be keyed or guarded so that it can only be used by
authorized personnel.
SMART DC CONTROLLER
87
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SWINGSMART DC PROGRAMMING AND OPERATIONS MANUAL
MX3640-01 REV. D ©2018