CS-02TR/04TR User Manual
7
/
21
2.3 RS485 Connection
RS485 interface of the controller uses a 5mm terminal block. Support
MODBUS RTU protocol for control. It can be connected to PC, PLC or
configuration screen and other equipment for data acquisition and control.
485 serial port parameters of the controller are:
Baud rate 9600bps
Data bits 8 bits
Stop bit 1 bit
Check Digit NONE
Communication protocol: Modbus RTU
2.4 4G antenna/network cable connection
The 4G signal antenna interface of the controller is SMA female socket
(inner hole), and the external antenna is SMA male head (inner needle). Rotate
and tighten.
Notice:
If you want to install the controller inside a metal box, you need to expose
the antenna to the metal box.
To prevent accidental damage to the 4G chip, install 4G antenna in place
before powering on the controller.