LockMaster SCG 50H, User Manual, Page: 12 / 16

11
1. Motor
The BLACK wire of the motor should be connected into the “6” terminal.
The RED wire of the motor should be connected into the “7” terminal.
The YELLOW wire of the motor should be connected into the “8” terminal.
2. Start Capacitor
One pin of the start capacitor should be wired to the “7” terminal, another to “8” terminal.
3. Limit Switches
The RED wire of the limit switches should be connected into the “11” terminal.
The BLACK wire of the limit switches should be connected into the “10” terminal.
The YELLOW wire of the limit switches should be connected into the “9” terminal.
4. Alarm Lamp
One wire of the alarm lamp should be connected into the “4” terminal, another should be connected into the
“5” terminal.
5. Photocell
（
Normal Open
）
Use a 2-core cable to connect the “+ ~” terminal of the photocell’s emitter to the “12” terminal, the “- ~”
terminal to the “13” terminal. Also the “+ ~” and “- ~” terminals of the photocell’s receiver should be
connected to the “12” and “13” terminals in parallel.
Use another 2-core cable to connect the
“NO” terminal of the receiver to the “14” terminal, the “COM”
terminal to the “15” terminal.
6. Push Button
The push button should be wired to the “15” and “16” terminals. The gate opener works alternately by
pushing the button (open-stop-close-stop-open).
7. Loop Detector
First insert the LOOP DETECTOR BOARD into the CONTROL BOARD , and then connect the twisted-pair
to the “17” and “18” terminals.
8. External Receiver
The BROWN wire of the external receiver should be connected into the “16” terminal.
The BLACK wire of the external receiver should be connected into the “13” terminal.
The RED wire of the external receiver should be connected into the “12” terminal.
9. Wired Keypad (12VDC)
The RED wire of the wired keypad should be connected into the “12” terminal.
The BLACK wire of the wired keypad should be connected into the “13” terminal.
The WHITE wire of the wired keypad should be connected into the “16” terminal.
The BLUE wire of the wired keypad should be connected into the “15” terminal.
Setting of the Control Board
1. DIP Switches
The DIP switches are used to set the running time
of the motor in midway mode, auto close time of
the gate opener and fast change the open/close
direction which is determined by the position of
the gate opener installed.
DIP Switch #1–#2: Running time of the motor
in Midway Mode