User Manual

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URM04V2.0 Ultrasonic Ragner Sensor
Figure 4 Connect Sensor to MCU via MAX485
Figure 5 Connect Sensor to PC via USB-RS485 converter
Figure 6 Connect Sensor to PC via RS232-RS485 Converter
Sensor Networking
Upto 32 URM04 sensors are able to join a network. Simply serially connect the
sensors uses twisted pair cables. A diagram is illustrated in Figure 7.