Why Is the Sensor Not Having Data Output?

1. Firstly, the sensor’s power supply voltage is determined according to the label of the sensor, and the output mode is wired according to the corresponding interface mode, and the corresponding protocol is used;

2. Use a multimeter to check the power supply voltage to ensure that the power supply is normal;

3. Configure the serial port parameters for communication, set the correct product address, select the correct baud rate, open the computer device manager and confirm that the COM port number is selected correctly;

4. Use the replacement method, replace the serial cable, or test the product;

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