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Our goal is to provide a variety of choices for any flow measurement application at industry leading prices.

Handheld Ultrasonic Flow Meter with Data Logging


SmartMeasurement’s Alsonic DHL transit-time handheld ultrasonic flow meter features a built-in data logger and clamp on transducers for non-invasive liquid measurement. This microprocessor-based, user-friendly, field-programmable clamp on flow meter allows for fast, easy, low cost installation with no interruption of the process flow.

Request a quote on an Alsonic DHL handheld ultrasonic flow meter for your application.. contact SmartMeasurement to learn more


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  • 4-line LCD display with flow rate, totalizer & diagnostics
  • High accuracy: ±1.0%
  • Compact, lightweight design
  • Wide range of fluid velocities (0.5 to ± 12 m/s)
  • Long-life Ni-MH battery for up to 16 hours of continuous operation
  • Transducers for pipe sizes ranging from 1″ to 48″ (25 to 1200 mm)
  • Transducers include magnetic base for mounting on metal pipes without mounting belt or clamps
  • CF card data logger records parameters including flowrate, date, total flow, and diagnostics
  • Less than 10 second response time
Measuring Principle:Transit-time ultrasonic
Transducers:1″ ~ 48″ (25 ~ 1200 mm)
Pipe Material:Cast Iron, Stainless Steel, Ductle Iron, Copper, PVC, Aluminum, Asbestos, FiberglassHT: -40°C~250°C
Liner Material:Tar Epoxy, Rubber, Mortar, Polypropylene, Polystryal, Ploystryene, Polyester, Ebonite, Polyethylene, Teflon
Accuracy:± 1% ~ ± 2% of reading (0.5 ~ 12 m/s) ± 0.5% of reading (online calibration)
Repeatability:±0.3% of reading
Display:4 Line LCD with backlight Flowrate: 5 digit with decimal point Totalizer: 9 digit, Forward, Reverse & Net values Volumetric Units: m3, Liter, US Gallon, Imperial Gallon, Million Gallon, Cubic Feet, US Barrels, Imperial Barrels, Oil Barrel Time Units: seco
Response Time:Less than 10 seconds
Keypad:23 Key with tactile action
Ambient temperature:14 ~ 140 °F (-10 ~ +60 °C)
Fluid Velocity:1.5~40 feet/sec (0.5 ~ ±12 m/s)
Resolution:0.05 m/s
Data logger:2Gb SD card – flow rate, totalizer, time, date, etc..
Ambient Humidity:90% RH, non-condensing
Weight:1.4 lbs (0.65 Kg)
Built-in battery:11.1VDC Ni-MH Battery
Operation Time:> 16 Hours
Charger:110 ~ 240VAC 50/60 Hz, 4-6 Hour charge time
Power Consumption:Less than 2.5W
Enclosure:Display: IP54, NEMA 13 Transducers: IP68
Dimensions:8.07″ x 4.17″ x 1.37″ (205 * 106 * 35 mm)
Output:4-20mA, maximum 750Ω; Data logger (FAT16)

Product Files

         ALSONIC DHL Handheld Ultrasonic Flowmeter

Request a quote on an Alsonic DHL handheld ultrasonic flow meter for your application.. contact SmartMeasurement to learn more