Gatekeeper SKC-500DC, Owner'S Manual

Page: 13 / 21

Fig.3 Control Board Scheme
Terminal blocks: Figure 4
Terminal block Mark Description
AC IN
Battery charge power supply input (i.e. transformer
output: 16 V AC/30 VA)
JX1
+ –
Solar input
12, 0, 5
Power supply output (DC12V, GND, DC5V)
RF
Remote control signal input (only suitable for our remote
control)
JX2
D I
Keypad signal input
12, 0
Power supply output (DC12V, GND)
IR
Infrared photocell input
JX3
BI
Open signal input
JX4 Z Z
Alarm lamp (DC12V)
OP, CO, CL
Limit switch (open limit, common, close limit)
JX5
D, D
Motor
1
It is used to adjust the auto -close time and pedestrian
mode.
2
No connection
3
No connection
SW
(DIP-switch)
4
It is used for open and close limit adjustments .
LED1
Battery charge i ndicator light
LED2
Status indicator light
LEARN
Learn button
Others
VR2
Set the open force