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Chengdu Ebyte Electronic Technology Co.,Ltd.
User Manual
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Chengdu Ebyte Electronic Technology Co.,Ltd.
21
III. Hardware connection and related knowledge
3.1 Power Hardware Connection
3.1.1 Power supply selection
Power supply selection: According to the product nameplate label, select the appropriate DC regulated power supply.
Power supply requirements: strong anti-interference ability, small ripple, and sufficient load capacity; it is best to have
functions such as overcurrent protection, overvoltage protection and lightning protection to ensure long-term normal
operation of the product. It can also be powered by our standard power adapter.
3.1.2 Power Connection
The wiring diagram of the power supply: please refer to the following figure 3-1
Figure 3-1 RS485 wiring diagram
3.1.3 Precautions and instructions for power connection
(1) The power interface of this product has the capabilities of overcurrent protection, anti-reverse connection protection,
power surge protection, etc.;
(2) In a complex environment such as a lot of radio frequency interference, strong electromagnetic interference, easy
generation of static electricity when dry, complicated wiring, no separation of strong and weak currents, and good earth
grounding, it is recommended to connect the product "PE" to the ground. It can effectively protect the product and