Why is this a "long write-up"? Because the Wu 102 is not a drop-in replacement. It demands an advanced builder.
For the most accurate and detailed information, always refer to the official Microsonic datasheet or user manual for the specific wu 102 model you are using. These documents provide: Microsonic Wu 102 Driver
Microsonic also offers configuration software (like the microsonic Link software) for some sensors, allowing for advanced parameter settings via a PC interface. Check if your model supports this feature for more complex setups. Why is this a "long write-up"
This guide assumes you are connecting the Wu 102 via a Microsonic USB-to-RS485 adapter (part number: UG_RS485_PRO). Generic USB-to-Serial adapters often fail due to voltage level mismatches. Microsonic Wu 102 Driver