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accuracy mangetic flow meters installation PDF

  • Medium Temperature:-10℃~160℃
  • Size:DN3-DN3000
  • Liner Material:PTFE,PFA,FEP,neoprene,hard rubber
  • Electrode:SS316,HC,HB,Ti,Tan,Pt,Tungstenn carbide
  • Accuracy:0.5%,0.2% of the reading value +0.3 m/s
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Introduction 

Electromagnetic flow meter is hallmarked by its high performance and reliability based on successful, field-proven technology. It is being widely used in industries such as petroleum, chemical engineering, iron and steel, food, electricpower, paper making, water treatment, petrochemical, medicine etc.

Features

  ♦  Medium temperature can be -20℃~200℃.
  ♦  Integrated vertification,diagnostic function and empty pipe detection.
  ♦  Measure forward and reverse direction flows.
  ♦  Built-in reference electrodes,no need to connect ground ring.
  ♦  Dual frequency excitation and stable zero point.
  ♦  Precision coil winding technology,makes magnetic field more uniform.
  ♦  High protection grade,IP65.
  ♦  No moving parts,no pressure loss.
  ♦  High accuracy: ±0.5% of reading,±0.3% and ±0.2% optional,velocity >0.3 m/s.


Application

   ♦ Chemical
   ♦ Medicine
   ♦ Beverage
   ♦ Iron and steel
   ♦ Water supply
   ♦ Electricpower
   ♦ Water treatment

 

compact parts

 

          Installation Notice

Installed at the lowest point and vertical upward direction              Install exhaust valve at the downstreat of flow meter

Don’t install at the highest point and vertical downward diection          when drop is more than 5m



           
Installed at the lowest point when used in open drain pipe        Need 10D of upstreat and 5D of downstreat



     


Dont’ install it at the entrance of pump, install it at the           Installed at the rising direction
exit of pump



 


 
certificate






Technical Specification

Size                    

DN3-DN3000mm  (1/8”~120”)        

Accuracy                       

±0.5% of reading,velocity >0.3 m/s  

Conductivity

Normal liquid >5 μS/cm,DI water >20 μS/cm             

Velocity      

0.1-15 m/s

Protection Grade                               

IP65 Compact,  IP68 Seperated

Power Supply                                     

AC85~250V, DC20V~36V       

Electrode Type  

Fixed, Scraper

Power Consumption                          

 <20W    

Signal Output      

4~20 mA,pulse

Communication           

RS485/Modbus,Hart over 4~20 mA, Hart,Profitbus

Language                                        

English,Chinese (Other languages can be provided on request)   

Display                             

LC Display,128X128mm, Three lines, 4 internal push buttons  

Ambient Temperature                       

-25 ~ +60℃  /-77 ~ 140℉ Sensor      -10~ +60℃ /-50~140℉ Convertor

Liquid Temperature

Integrated: 70℃/ 158℉ max    Seperated: 200℃/ 392℉max

Relative Humidity    

5%~90%

Exciting Current    

125mA, 187mA, 250mA, 500mA

Exciting Frequency   

25Hz, 3.125Hz, 2.5Hz, 2Hz

Measuring Tube      

Stainless Steel 304

Flange          

Carbon Steel (standard)
Stainless Steel 304
Stainless Steel 316

Straight Pipe     

Inlet Path ≥ 10D,  Outlet Path ≥ 5D

Certificates        

CE 6022120716, ISO9001:2008, CQC1500155689521

Frequency Output     

1~5000 Hz

Electrode    

SS316L (standard), Hastelloy C, Hastelloy B,Titanium Tantalum, 
Platinoiridium,Stainless Steel Covered Tungsten carbide       

Liner Material   

PTFE   DN15-DN1600    -20℃ ~ +120 ℃     （-68℉~ 248℉）
PFA    DN3-DN800         -20℃ ~ +120 ℃     （-68℉~ 248℉）
F46     DN25-DN1800     -20℃ ~ +120 ℃    （-68℉~ 248℉）
Neoprene   DN40-DN3000  -10℃ ~ + 80℃            （-50℉~ 176℉）
Polyurethane  DN40-DN1600  -10℃ ~ + 60℃      （-50℉~ 140℉）
FLS  DN40-DN1800      -10℃ ~ + 200℃                     （-50℉~ 392℉）

Process Pressure  

4.0 MPa (DN3-DN150)  
1.6 MPa (DN200-DN600)     
1.0 MPa (DN700-DN1000)
0.6 MPa (DN1200-DN3000)

Flange Standard

ANSI B16.5 150#, 300#, 600#
EN1092-1   PN10,PN16,PN25,PN40
JIS B2220   10K, 20K, 40K




Selection Model




Performance for Electrode

Electrode Material

Applications

Stainless Steel 316L

Applicable in water,sewage and corrosive mediums.Widely used in industries of petrol,chemistry,carbamide,etc

Hastelloy B (HB)

Having strong resistance to hydrochloric acid of any consistance which  is below bioling piont.
Also resistable against vitriol,phosphate,hydrofluoricacid,organic acid etc which are oxidable acid,alkali and non-oxidable salt.

Hastelloy C (HC)

Be resistant to oxidable acid such as nitric acid,mixed acid,as well as oxidable salt such as Fe+++,Cu++aStnd sea water

Titanium

Applicable in seawater,and kinds of chloride,hypochlorite salt,oxidable acid (including fuming nitric acid),organic acid,alkali etc.
Not resistant to a pure reducing acid(such as sulphuric acid,hydrochloric acid  corrosion.
But if acid contains antioxidant is greatly reduce corrosion.

Tantalum

Having strong resistance to corrosive mediums that is similar with glass
Almost is applicable to all chemical mediums.
Except for hydrofluoric acid,oleum and alkali.

Platinum-iridium

Almost be applicable in all chemical mediums except for ammonium salt.

Stainless Steel Covered
Tungsten Carbide

Applicable in mediums of no corrosive and low abrasion.
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