Dobot CR20A - Tool I;O Interface

Dobot CR A Series User Guide
Issue V1.3 (2023-09-14) User Guide Copyright © Yuejiang Technology Co., Ltd.
56
Pin
Name
Description
1
DC48V
DC48V +
2
DC48V
DC48V +
7
GND
DC48V -
9
GND
DC48V -
3
FG
Functional grounding
PE
Protective earthing
A
TX+
Send data +
B
TX-
Send data -
C
RX+
Receive data +
D
RX-
Receive data -
Tool I/O interface
The tool interface is an aviation plug located on the side of the end flange. The socket pins are
distributed and defined as follows.
Pin
Name
Definition
1
485A/AI_1
485A or analog input 1
2
485B/AI_2
485B or analog input 2
3
DI_2
Digital input 2
4
D1_1
Digital input 1
5
24V
24V output, with nominal current of 1A
and maximum current of 2A
6
DO_2
Digital output 2
7
DO_1
Digital output 1