Chamberlain Elite EL2000 Programming Manual page 12

Single Family Residence (NPB) Example
The unit can operate the vehicular gate with an access code or by remote control. It
will allow Pedestrians entry with an Access Card. It will also open the gate
automatically for exiting cars.
Relay 3 - Unlocks
Pedestrian Gate
Card Reader
(Pedestrian Gate)
EL Model System with optional CCTV
Camera is always on.
Page 11
Car Exit Sensor
Relay 1 - Opens
Vehicular Gate
Gate Operator
(Vehicular Gate)
Relay 2 - Turns on Light