Dobot CR3 - Heavy-Duty Interface; End I;O Interface

Dobot CR Series User Guide
Issue V1.1 (2023-04-27) User Guide Copyright © Yuejiang Technology Co., Ltd.
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Heavy-duty interface
The heavy-duty connector of robot base is connected to the controller by overloading lines. It
provides power supply and control signal for the robot. The pin distribution is shown below.
Pin
Name
Description
Power interface
Pin1
DC48V
DC48V +
Pin2
DC48V
DC48V +
Pin3
GND
DC48V -
Pin4
GND
DC48V -
Communication
interface
Pin1
TX+
Transmit data +
Pin2
TX-
Transmit data -
Pin3
RX+
Receive data +
Pin6
RX-
Receive data -
End I/O interface
The end interface is an aerial plug located on the side of the end flange. The socket pins are
distributed and defined as follows.