Dobot CR A Series User Guide
Issue V1.3 (2023-09-14) User Guide Copyright © Yuejiang Technology Co., Ltd.
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Figure 6.5 DI connected to NPN-type input
DO is PNP type by default, which can be configured to NPN type through the software. If the
configuration of the upper computer is opposite with the load wiring (e.g. the upper computer is set
to PNP type, and the load wiring is NPN type), the load cannot work normally.
The wiring of PNP-type DO connected to external load is shown below.
Figure 6.6 PNP-type DO connected to external load
The wiring of NPN-type DO connected to external load is shown below.