TUA Series Ultrasonic Gas Flowmeter
A smart gas flowmeter with multi-paths measurement, high stability,high precision and good repeatability.

TUA Series Ultrasonic Gas Flowmeter


●Multi-paths measurement, high stability

●High precision, good repeatability

●Wide rangeability, maximum measurement rangeability up to 1:700

●Very low starting flowrate

●No moving part for less maintenance

●Built-in communication module

●Low requirement for straight inlet and outlet pipe

●Long built-in battery life, can continuously work for at least 5 years

●Built-in corrector        


Specifications

Measurement accuracy 

●The measuring accuracy class within the range is: 1.0

●0.1Qmax~Qmax  ≤ ±1.0%

●Qmin~0.1Qmax  ≤ ±2.0%

●Repeatability:0.1Qmax~Qmax:≤±0.2%,Qmin~0.1Qmax:≤±0.4%

Ex Approval:Ex ib ⅡA T4 Gb

Protection  Approval:IP65

Power supply

●Built-in 3.6V lithium battery,  with real-time battery displayed

●Optional external power supply: 8~24VDC,  ripple≤50mV

The following table provides the product types and specifications

Medium Temperature:-20℃~+60℃

●Environment Temperature:-20℃~+60℃

●Medium Pressure:0~1.0Mpa

●Optional built-in IoT module:2G/NB-IoT

●Optional two-way measurement


英文参数1.png


External Dimensions

External dimensions of ultrasonic flowmeter are shown in figure1 and 2. The unfilled sizes are listed in table 2. The flowmeter adopts flange connection, and the flange dimension follows standard of GB/T 9112 ~9113-2010 Steel Pipe Flange.


1-换.png

Figure1 External dimensions of TUA DN25-80


2-换.png


Figure2 External dimensions of TUA DN100-200


英参数2修改.png


Installation Requirements

Built-in conditioner is standardly equipped in the meter. In the flow direction, the length of straight inlet pipe≥5DN, the length of straight outlet pipe≥3DN

Note:Installation requirments for meters without built-in conditioner : In the flow direction, the length of straight inlet pipe≥10DN, the length of straight outlet pipe≥5DN

Installation requirments for meters with two-way measurement: The length of straight inlet and outlet pipe≥10DN


3.png


LCD Display

●Total Volume: under standard condition 0~9999999999m³

                        under operating condition 0~9999999999 m³/h

●Instant flow rate: under standard condition 0~±999999m³

                             under operating condition 0~±999999m³/h

●Operation pressure:0~99999kPa 

●Operation temperature:-99.9 ~+99.9℃

●Battery capacity: image.png

●External power access : image.png

● Measuring state: image.png

● Failure state:

Mainboard system fault : image.png

Flow measurement fault:flow E-X

Pressure measurement fault: pressure E-X

Temperature measurement fault:temperature E-X

F.png

Contact Us

4000-060-777
No.158 Jinqiao Street, Hangzhou Economic and Technological Development Zone , Zhejiang Province,China
od@china-goldcard.com
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