Doosan A0509 Installation Manual page 72

• If a negative common & sink type input device is connected
If digital I/O output is connected to a sink type input device, connect the Oxx terminals of TBCO1-
TBCO4 terminal blocks to the input terminal of the external device, and connect the GIO to the
negative common of the external device to establish a common ground.
24V
Digital
Isolator
&
Logic
Doosan Robotics Installation(A-Series) Manual v1.8
FUSE 2A
VCC
GND
TBPWR
VIO
GIO
O01~O16
Voltage Source
Output
TBCO1~TBCO4
Common Ground
GIO
24V
SMPS
Negative common
Sink type input
I xx
COM(N)
72