7
4. Wired Port - Function interface of the main unit
1
T_VCC
External keyboard power supply 12V
2
T_GND
Ground External keyboard
3
A
Connecting external keyboard A
4
B
Connecting external keyboard B
5
GND
Ground
6
Zone 1
Wired sensor 1: support both NO and NC
7
GND
Ground
8
Zone 2
Wired sensor 2: support both NO and NC
9
GND
Ground
10
Zone 3
Wired sensor 3: support both NO and NC
11
GND
Ground
12
Zone 4
Wired sensor 4: support both NO and NC
13
GND
Ground
14
G_ANT
External antenna Ground
15
ANT
External antenna
5 6 7
8
4
9