Dobot CR A Series User Guide
Issue V1.3 (2023-09-14) User Guide Copyright © Yuejiang Technology Co., Ltd.
46
Figure 6.3 DI connected to simple switch
The wiring of DI connected to external PNP-type three-wire sensor is shown below. When the
sensor is powered by the controller, short circuit the corresponding COM to I/O 0V (left figure
below); when the sensor is powered by an external power supply, connect the COM to 0V of the
external power supply (right figure below).
Figure 64 DI connected to PNP-type input
The wiring of DI connected to external NPN-type DO is shown below. When the external DO
is powered by the controller, short circuit the corresponding COM to I/O 24V (left figure below);
when the external DO is powered by an external power supply, connect the COM to 24V of the
external power supply (right figure below).
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