Executive standard: ISO4064-2014GBT778-2018 <br> <br>Measured fluid: Watersewageseawater(Measuring other liquids requires customization)Ensure that water fills the pipe <br> <br>Fluid temperature: 0.1-30 <br> <br>Working environment: Temperature-30-45Humidity100%( RH ) <br> <br>Working pressure: 1.6MPa <br> <br>Pressure loss: No pressure loss <br> <br>Sensitivity level of upstream flow field: U5 <br> <br>Sensitivity level of downstream flow field: D3 <br> <br>Climate and mechanical safety leve: Level C <br> <br>Electromagnetic compatibility level: Level E2 <br> <br>Communication interface: RS485/USART/Infrared interface,optional M-BUS, NB-IOT wireless transmission <br> <br>Output signal: Optional OCT <br> <br>Power supply: Built-in lithium battery/External DC 8-24V power supply <br> <br>Protection level: IP68 <br> <br>Local display: Two lines show 9-bit cumulative flow,6-bit instantaneous flow,various status prompts and units <br> <br>Data storage: Lithium battery power is required for storing parametersIt can automatically record the cumulative flow of 31 months and the daily flow of the 32nd month. <br> <br>Flow measurement period: Application status:once/second;Verification status:4times/second <br> <br>Power consumption: Standard status:<30uA,The longest working time of a battery can be more than 15 years. <br> <br>Material: Measuring tube:nylon+GF;Sensor:PEEK;Housing:ABS <br> <br>Features: <br> <br>High measurement accuracy. <br> <br>IP68 waterproof grade. <br> <br>Low power consumption, battery power supply. <br> <br>UV protection, sturdy shell, long lifespan. <br> <br>Independent probe, stable and reliable operation. <br> <br>Only 2 inch (50.8mm) thickness, save installation space. <br> <br>Support monitoring by mobile phone, Ipad, computer. <br> <br>NB-lot module wireless network <br> <br>Communication: RS485/USART/Infrared <br> <br>Optional: M-BUS, NB-lot, OCT <br> <br>Package Included: <br> <br>1 x Ultrasonic Water Meter