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DDTOP NBLB Target Flow Meter

NBLB target flow meter is a new generation of flow meter developed by our company. It adopts a new force-torque tube-corner conversion mechanism, transfers the angle through the torque tube, then measures the angle through the high precision Hall sensor and outputs the voltage signal corresponding to the flow change and outputs the standard 4 mA~20 mA square (linear) current analog signal. The instrument has the modern popular enclosure design, the shape is beautiful and each working chamber is isolated, uses the non-contact angle measurement technology to avoid the strain sensor force deformation, safe and reliable.

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Made in China. brand DDTOP, model NBLB

Fast delivery to Latvia, Estonia and Lithuania. International delivery to Europe, Asia, Africa and other continents available on request
Our warehouse is located in Riga, Latvia.

price by request

Available

Available

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Official distributor in Latvia

Time-tested American, European and Asian brands of control and measurent instruments

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Special price list for organisations

We offer a significant discount for trade organisations and manufacturing companies

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Worldwide shipping on request

We take care of all logistics and customs clearance. Fast delivery to Baltic countries

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After-sales service and support

Warranty service and repair, expert assistance in the operation of the instruments

Description of DDTOP NBLB

NBLB target flowmeter adopts a new force – torque tube – rotation angle conversion mechanism. The rotation angle transferred by the torque tube, and then measured through the high-precision Hall sensor, to output the voltage signal corresponding to the flow rate change and standard 4mA~20mA square (linear) current analog signal. The instrument working chambers are isolated. It’s security and reliable by using the non-contact angle measurement technology to avoid the strain sensor’s force deformation.

Operating Principle

After the target 2 is subjected to force, the torque tube 7 is torsional through the target rod 1, and the corrugated tube 5 connected with the drive spindle 3 is driven to rotate. The rotation of the corrugated tube 5 drives the rotation of the magnetic steel components 6.The sensor part detects the change of the rotation angle of the magnetic steel components 6, and the signal processing conversion circuit calculates the corresponding flow value and converts it into the 4~20mA standard signal output according to the inputted angular scalar and the calibrated flow value.Finally, it realizes the flow measurement process

Features

1.The test piece is unmoved, the structure is firm and simple, and the life cycle is long.

2.Fluid medium in general industrial processes (including liquid, gas and vapor), caliber range (above DN10), working state (high temperature and high pressure) can be applicable.

3.It can measure dirty fluids containing impurities (particles): crude oil, sewage, high temperature residue, caustic soda, asphalt, etc.

4.It can meet a variety of installation methods: flange installation straight pipe section type, pair clamp type, plug-in type, split type, on-line plug type.

5.It can be checked by weight hanging method, which brings convenience to user for periodic checks.

6.It has zero and full calibration functions.

7.It has the characteristics of shockproof, strong electromagnetic interference and so on.

Applications

  • Refining: Distillation Tower
  • Natural Gas: Sulfur Recovery, Acid Gas Recovery

Technical specifications of DDTOP NBLB

  • LCD display:Information about variables is displayed on site
  • Output signal:Two wires, 4~20mA + HART
  • Power supply:12V~30VDC
  • On-site and remote configuration function:Through the field magnetic switch, remote handheld or PC plus debug software to read and write and configure various process parameters, variables. Then it out put two wire 4 ~ 20 mA current and load the HART protocol communication parameters and variable value The diagnostic information function:Exceed range alarm and fault diagnosis
  • You can specify the upper and lower limits of the alarm and set the alarm current to 3.8mA or 22mA Zero and full calibration function
  • With shockproof, anti-electromagnetic interference and other characteristics
  • Flange standard:HG/T20592-2009;HG/T20615-2009 ; (or on request)
  • Nominal pressure:≤11MPa
  • Accuracy:±0.5%、±1.0%;
  • Ambient temperature:-40℃~80℃ (when ≤-20℃, LCD no display)
  • Medium temperature:-196℃≤T<+100℃(No radiating fin),100℃≤T≤400℃(with radiating fin)
  • Damping time selection: 0s~32s
  • Explosion-proof:intrinsically safe Ex iaⅡCT5 Ga/ Explosion isolation Ex dⅡCT5/T6 Gb
  • IP Rating: IP66
  • Range ratio: 5:1
  • Range: minimum measurable 3m3/h (20°C water)
  • Power supply inlet:2 *M20×1.5(female thread) or on request

How to buy DDTOP NBLB

Model Code Contents
NBLB- NBLB TARGET FLOW METER
3 PN16(1.6MPa)
4 PN20(Class150)
5 PN25(2.5Mpa)
6 PN40(4.0MPa)
7 PN50(Class300)
8 PN63(6.3Mpa)
9 PN100(10.0Mpa)
10 PN110(Class600)
B Straight pipe type
C Plug-in type
4 13 DN25 1″
6 15 DN40 1-1/2″
7 16 DN50  2″
9 18 DN80  3″
10 19 DN100  4″
21 52 DN150  6″
22 53 DN200  8″
23 54 DN250 10″
…… …… Other nominal diameters are filled in according to the actual code of Sage X3 system
/ Intrinsically safe type
i Explosion isolation type
d Measuring chamber material:20
1 Measuring chamber material:304
2 Measuring chamber material:316
3 Measuring chamber material:316L
4 Other materials are filled in according to the actual code of Sage X3 system
…… Ambient temperature:
D -196℃≤T<+100℃
G Ambient temperature:
NBLB- / +100℃≤T≤+400℃

Example

NBLB-3B7/i2D is Torsional target flow meter, nominal pressure is 1.6MPa, straight pipe type, nominal diameter is DN50, intrinsically safe type, measuring chamber material is 304, medium temperature -196℃≤T<100℃.

User Guide and Instruction manual for DDTOP NBLB

You can request the necessary certificates, documentation, instructions and user guide for DDTOP NBLB using the special form.

You can buy DDTOP NBLB in Latvia at a favourable price in «OLIL SIA» by leaving a request on the website, by phone +371 672 70580 or by email . DDTOP NBLB price are subject to change depending on exchange rates. We deliver instruments by transport companies in Latvia, Estonia and Lithuania. Worldwide shipping to Europe, Asia, Africa, North and South America available on request.