Chapter 4 Electrical Installation
Shenzhen Hpmont Technology Co., Ltd.
-
14
-
HD09 Series User Manual V1.1
4.3
External Keypad or Upper Computer
The RJ45 terminal can connect the optional keypad or upper computer, as shown in the following
figure.
RJ45
Pin
Definition
1, 3
+5V
2 485+
4, 5, 6
GND
7 485-
8 Unused
Keypad
Can connect the optional keypad to realize keypad control
•
Refer to Chapter 6 Keypad, page 19
Upper Computer
Can connect the upper computer to realize communication control
•
The upper computer includes PLC, touch screen, PC, etc.
Connection Cable
•
1m conncection cable [HD-CAB-1M]
•
2m conncection cable [HD-CAB-2M]
•
3m conncection cable [HD-CAB-3M]
•
6m conncection cable [HD-CAB-6M]
RJ45
Connection
cable
Keypad or
upper computer
RJ45
1
8