Dobot MG400 Hardware User Guide
Issue V1.1 (2021-04-06)
User Guide
Copyright © Yuejiang Technology Co., Ltd
16
Electrical Specifications
Controller I/O Interface Description
A robot controller contains I/O interfaces, for connecting to external equipment, such as air
pump, PLC, etc. These I/O interfaces provide 16 digital inputs, 16 digital outputs, as shown in Figure
Figure 3.1 I/O interface
NOTE
The output current of every I/O can’t exceed 500mA.
The total current can’t exceed 2A.
Forearm Interface Description
The forearm interface of the MG400 includes a hand-teach button, an end I/O Interface, and
an air interface, as shown in Figure 3.2.
Figure 3.2 Forearm interface
Press the hand-teaching button on the forearm and drag the forearm to a point and then press
the button again. In addition, when the power supply is normal, this button can also release the brake
to rescue the trapped personnel in an emergency.
NOTE
In the process of teaching by pressing the hand-teaching button, it is necessary to support the
forearm of MG400 with your hand, otherwise the forearm may lift slowly or fall off.
The cable used for the end pins is the designated cable, the model is SF810/P6.
