4
INPUTS TO THE DIGITAL GATEWAY
A0500029
Inputs
Figure 3
NOTE: All DC inputs should be contact closure or
NPN open collector only. RC networks,
MOV's or noise suppression devices allow-
ing leakage current may cause the inputs
to become active and should be removed.
All inputs operate at 12 vdc which is sup-
plied internally. The ground side of 12 vdc,
provided at terminal 10 (COM) on the Digi-
tal Gateway, is connected to one side of
the input contact (limit switch, activator,
etc). The other side is connected to the
proper input. Terminals 10,13,16,19, 22, 25,
and 28 are all the same.
LIMIT SWITCHES—TERMINALS 8 AND 9 (N.O.
CONTACT)
Once the door has started, it will move until it is shut
off by one of the limit switches or a backup timer.
Open (LSO)
The LSO LED will be on when the door has reached
the full open position.
Close (LSC)
The LSC LED will be on when the door has reached
the full close position.
PB1 (PUSHBUTTON)—TERMINAL 11 (N.O.
CONTACT)
The pushbutton on the control box is connected here.
Pushing the button (a momentary connection) while
the door is closed, closing or stopped between limits
will open the door. Pushing the button while the door is
in the full open position will close the door.
The PB1 input can be converted to automatic closing.
Refer to the section on setting the timers.
The PB1 input works the same as the A/A input
described in the following.
ALTERNATE ACTION INPUTS (A/A MOMENTARY
CONTACT ACTIVATORS)—TERMINAL 12 (N.O.
CONTACT)
A momentary connection while the door is closed,
closing or stopped between limits will open the door. A
momentary connection while the door is in the full
open position will close the door.
The A/A input can be converted to automatic closing.
Refer to the section on setting the timers.
Typical activators include pull cords, pushbuttons, or
radio controls.
This input works the same as the PB1 input as de-
scribed above.
AUTO INPUTS (MAINTAINED CONTACT
ACTIVATORS)—TERMINAL 14 (N.O. CONTACT)
A maintained connection while the door is closed,
closing or stopped between limits will open the door.
The door will remain open as long as the connection is
present. When the connection is removed the Auto
Close delay timer (dEL) will count down and close the
door.
The Auto Close delay timer will reset if another main-
tained connection is made while the timer is timing out.
If you require no closing delay set the timer to 0.
Typical activators include floor loops and motion
detectors.
INPUTS TO THE DIGITAL GATEWAY
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