1、Achieved a full digital, humanized design concept, with perfect material / liquid level measurement and control, data transmission and human-machine communication functions. 2、Using engineering plastic ABS waterproof shell, the shell is small and quite sturdy 3、The main chip adopts dozens of related special integrated circuits such as industrial grade single chip, digital temperature compensation and ultra wide voltage input voltage regulation 4、Modular circuit design, military-quality multilayer PCB board, tight hardware structure and reasonable layout 5、Suitable for water and sewage treatment, electricity and mining 1 x Ultrasonic Level Meter Item Type: Ultrasonic Level MeterRange (optional): 0-5 meters / 0-10 meters / 0-15 meters / 0-20 metersBlind Area: < 0.4- 0.5 meters (different from the range)Error: ± 0.25% F.SDisplay: 4-digit 8-segment 0.36 inch LEDMinimum Display Resolution: 1mmKeyboard: 3 touch keysWorking Frequency: 20 ~ 350KHz (different due to model specifications)Power Supply: 12-24VDCPower Consumption: < 1.5WOutput Mode: 4-20mA R L> 600ΩInstrument Material: ABS engineering plasticsSize: 092mmx198mmxM60Electrical Interface: M20X 1.5 (two groups)Installation Interface: M60Incoming Cable: There are terminals insideWorking Environment: Normal temperature and pressureProtection Level: IP65Explosion-proof Grade: EXiall BT4GbTemperature: -10℃ ~ 60℃Pressure: Normal pressureRelative Humidity: 0 ~ 95%Function of Product: 1. Backup and restore setting parameters 2. Measurable level, liquid level, volume, weight, etc. 3. 4-20mA analog output 4. With digital filtering and echo recognition function 5. Fixed interference filtering function can be manually set 6. Support custom math function operationApplication Areas: Water and sewage treatmentPump room, water collection well, biochemical tank, sedimentation tank, etc.Electricity, miningMortar pool, coal slurry pool, water treatment, etc.