3-13
Figure 3-18
Ground the access controller through an AC PE wire
(1) Power transformer
(2) AC power socket
(3) Grounding terminal
(4) Three-core AC power cord
(5) PE wire
Connecting the Power Cord
Make sure that the ground wire is properly connected before powering on the access controller.
Connecting the AC Power Cord
Follow the steps below to connect the AC power cord:
1) Make sure that the PGND of the access controller is correctly connected.
2) Install the AC power cord retainer to the access controller, and turn the retainer left.
3) Connect one end of the power cord to either power socket on the rear panel of the chassis, and the
other end to the AC power supply.
4) Turn the power cord retainer right to lock the power cord plug.
Figure 3-19
Install the AC power cord retainer
(1) Rear panel
(2) Power cord retainer slot
(3) AC power cord retainer
(4) AC power cord
