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This underwater ultrasonic sensor provides UART and RS485 outputs for flexible submersible level integration. Range reaches 5 to 800cm for UART or 8 to 800cm for RS485, with narrow beam angles of 15° or 25° respectively and ±(1+S×1%)cm accuracy. Blind zones are as low as 5cm, while standby current drops below 0.005mA for UART, all running on 5V DC. Housed in rugged gray ASA material weighing 100g, this underwater ultrasonic sensor is ideal for tank monitoring, marine navigation, and harsh outdoor automation.
A: For UART, range is 5–800 cm with min. distance ≤5 cm. For RS485, range is 8–800 cm with min. ≤8 cm. It handles both very close and long‑range targets up to 8 meters.
A: Accuracy is ±(1 + S×1%) cm, where S is the measured distance in cm. At 100 cm it's ±2 cm; at 800 cm it's ±9 cm – reliable for most ranging tasks.
A: YUART is best for direct MCU connection (e.g., Arduino) with simple wiring. RS485 supports long‑distance transmission (hundreds of meters) and industrial bus networks – pick based on your communication needs.
A: It runs on 5 V DC. In UART mode, standby is <0.005 mA (5 μA) and average <13 mA – perfect for battery devices. RS485 draws <14 mA standby and <15 mA average, still moderate for industrial use.