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Quick Details

  • Place of Origin: Sichuan, China (Mainland)
  • Brand Name: Vacorda
  • Model Number: HKD
  • Model: rotameter flow meter
  • Range degree: 10:1, 20:1
  • Accuracy: 1.5, 1.0
  • Pressure lose: 7kPa~70kPa
  • Joint type: DIN2501(accept special order)
  • Protection class: IP65
  • Explosion-proof: Instrinsically safe Exia II CT5; Flameproof Exd II BT6
  • Connection type: Standard: DIN2501 standard flange special: customize
  • Pulse output: Min space 50ms (max loading 100mA 30VDC, internal resistance 100Ω)

Packaging & Delivery

Packaging Details wooden box of the rotameter flowmeter
Delivery Time Depend on the quantity of the flowmeter

Digital variable area rotameter flowmeter  price factory


Sichuan Vacorda Instruments Manufacturing Co., Ltd has been established for 20 years since 1997, which is a comprehensive corporation integrating R&D, production and sales. We are one of the national advanced technology enterprises with 12 national letters patents. Nowadays our High-tech professionals is 36.5% already and our company has enrolled the government key-supported projets.


Our main product are:


    1. Magnetic level gauge, magnetic level switches, magnetic level controllers, bicolor quartz tube level gauge, boiler water level gauge and  glass plate liquid level gauge, capacitance level gauge, liquid (material) level switch series;

    2. Wedge-shaped flow meter, metal rota-meter, V Cone flow meter, throttling device, electromagnetic flow meter;


    3. Pressure transmitter, differential pressure transmitter series;


    4.Temperature transmitter, bimetallic thermometer, thermocouple, rtd.


  • Simple structure, good stability and reliability.
  • Independent of medium’s physical and chemical states such as conductivity, dielectric constants, foam etc.
  • Appliable for all kinds of medium environment such as corrosive, toxic and explosive one.
  • Interface measurement or level measurement of 2 kinds of medium with different density.
  • Two-wire 4~20mADC signal output, 0.8’’ or 0.56” LED digital display.



Rotameter flow meter

Measuring range:


 Air: 0.03~6000m3/h (20℃, 0.1013MPa)

Measuring range proportion:

 Standard: 10:1; Special: 20:1

Accuracy class:

 Standard:1.5; Special: 1.0

Pressure class:

 Standard:DN15~DN504.0MPa; DN80~DN2001.6MPa

 High pressure:DN15~DN5032MPa;DN80~DN20016MPa

Pressure loss:


Medium temperature:



 High pressure:110℃~+450℃

Medium viscosity:

 DN15:η<5mPa.s(F15.1~F15.3), η<30mPa.s(F15.4~F15.8)

 DN25:η<250mPa.s; DN50~DN200:η<300mPa.s

Environment temperature:

 Remote type: -40℃~+85℃

 On-the spot needle indicator: -40℃~+100℃

Connection type:

 Standard: DIN2501 standard flange; special: customize

Wiring connection:

 M20×1.5 female thread

 (1/2NPT female thread for Exd explosion-proof)

Power supply:

 Standard: 24VDC two-line 4~20mA(12VDC~32VDC)

 Warning type:24VDC four-line 4~20mA(18VDC~18VDC)

 AC type:85~265VAC 50HZ

 Battery type:3.6V 7.5AH lithium battery(3 years lifetime)

Loading resistance feature:

 Two-line: max loading resistance=50×(voltage-12)Ω=600Ω 24V

 Multi-line: max loading resistance 500Ω

Warning signal output:

 Reed pipe warning switch output, upper limit and lower limit flow warning(contact capacity 1A 30VDC)

 Electric relay output(contact capacity 1A 30VDC, 0.25A 250VAC,0.5A 125VAC)

Pulse output:

 Min space 50ms

 (max loading 100mA 30VDC, internal resistance 100Ω)

LCD display:

 Instantaneous flow display scope:0~50000

 Total flow display scope: 0~99999999

Protection grade:


Explosion-proof grade:

 Exia II CT5Ga   Exd II BT6Gb







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