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Quick Details

  • Place of Origin: Henan, China (Mainland)
  • Brand Name: Qingtianweiye
  • Model Number: QTDS
  • Name: High quality digital portable water flow meter ultrasonic flowmeter
  • Size: S2,M2,L2
  • Medium: Virtually most liquids
  • Accuracy: 1%
  • Medium Temperature: <160 C
  • Output: 4~20mA,Pulse,OCT etc
  • Display: Instantaneous flow,percentage flow,flow rate,total flow etc.
  • Repeatability: Better than 0.2% of reading
  • Power Supply: 90~220VAC and Built-in battery (can work 12 hours)
  • Protection: IP67

Packaging & Delivery

Packaging Details Package is carton covered with plastic wrap film
Delivery Time Within 5 working days

High quality digital portable water flow meter ultrasonic flowmeter



The ultrasonic flow meter is designed to measure the fluid velocity of liquid within closed conduit. The transducers are a non-contacting, clamp-on type, which will provide benefits of non- fouling operation and easy installation.


0.5% of linearity0.2% of repeatability
Bilingual interface in Chinese and English4-way flows totalizers
Transmission and receipt patents of balanced lower-voltage and multi-pulseBuilt-in date totalizers
Built-in data loggerGood anti-interference performace
0.5 second totalizing period100 Pico-second resolution of time difference measurement

Accuracy±1% of reading at rates>0.2mps
Response0-999 seconds
Pipe Size15mm-6000mm
Rate UnitsMeter,Feet,Cubic Meter,Liter,Cubic Feet,USA Gallon,UK Gallon,
Oil Barrel,USA Liquid Barrel, UK Liquid Barrel;
Totalizer7-digit totalizers for net accumulation and positive and negative accumulations
Liquid Typesall liquids
SecurityLocks of Set values, you have to unlock while changing data;
Display4x8 Chinese or 4x16 English letters
Communication InterfaceRS-232C,baud-rate :from 75 to 57600.Protocol made by the
manufacturer and compatible with that of the FUJI ultrasonic flow meter.
TransducersModel M1 for standard,other 3 models for optional
Transducer CordStandard 2x5 meters,optional 2x10 meters
Power Supply3AAA Ni-Hbuilt-inbatteries.When fully rech arged it will lastover 10 hours of operation.
100V-240VAC for the charger
Data LoggerBuilt-in data logger can store over 2000 lines of data
Manual7-digit press-key-to-gototalizer for calibration

V-method Installation

V-method installation is the moswidely used mode for daily measurement with pipe inner diameters ranging from 15 millimeter to 200 millimeter. It is also called reflective mode or method.

Z-method Installation

Z-method is commonly used when the pipe diameter is between 300 millimeters and 500 millimeters.

W-method Installation

W-method is usually used on plastic pipes with a diameter from 15 millimeters to 100 millimeters

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China (Mainland) | Manufacturer, Trading Company
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Supplier's Trade Assurance Limit: US $93,000
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