Shenzhen
3onedata Technology Co., Ltd
4
www.3onedata.com
1. RS-485 Serial port (DB9M)
2. Power input terminal block
3. CAN-Bus Link/ACT LED
4. Serial port transmits and receives data LED
5. Power indicator
6. Wallmount screw hole
7. Equipment information
8. CAN-Bus port terminal block
9. DIP switch
2.2 Interface Description
2.2.1 Power Input
CAN485 interface converter provide DC power input, voltage input is the two terminal form, plug type 2 core
spacing of 5.08mm terminals, wherein the power input range of 9 ~ 48VDC. The power support is not polarity that
the device can still work normally after the reverse.
2.2.2 Communication Interface
CAN-Bus interface
NO.
Name
Define
1
GND
Protective Ground
2
CANL
CANL Signal Line
3
CANH
CANH Signal Line
4
RES+
External Terminal Resistor (+)
5
RES-
External Terminal Resistor (-)
CAN terminals
