Sewage, water, tap water, acid, alkali, salt and other strongly corrosive liquids, raw water, cooling water, paper pulp, mud, coal pulp, mineral pulp, syrup, corn steep liquor, fiber pulp, grain pulp, lime milk, hydrogen peroxide, sea water, beer , Wort, milk and various beverages and other conductive liquids and solid-liquid two-phase liquids.
Electromagnetic Flowmeter Digital Magnetic Flowmeter
The electromagnetic flowmeter is widely used in water (tap water, industrial water, and sewage treatment) metallurgy, chemical, textile, food, paper, power, pharmaceutical and other industrial areas. It applies to measure (is fit for the measurement of ) the volume flow of conductive medium including the acid, alkali, salt solution, slurry, pulp, paper pulp, waste water.
| Electromagnetic Flowmeter Parameter | |
| Liner | PTFE, rubber |
Temperature | Rubber liner＜80℃ -20~90℃ PTFE liner＜180℃ -30~180℃ |
Pressure | DN10-DN80≤4.0MPa DN100-DN150≤1.6MPa DN200-DN300≤1.0MPa |
| Accuracy | 0.5% Large diameter plug-in type (level 2.5) |
| Power supply | 24V 220 lithium battery customize |
| Display | On-site display, split display, upper and lower limit alarm |
| Communication Method | RS485 |
| Output | Pulse current 4-20mA |
| Electrode | 316L, HC, Ti , Ta, Pt |
| Caliber Flow | |||||
Caliber (mm) | Minimum flow(m3/h) | Maximum flow(m3/h) | Caliber (mm) | Minimum flow(m3/h) | Maximum flow(m3/h) |
10 | 0.0283 | 4.24 | 80 | 1.8 | 271.0 |
| 15 | 0.0636 | 9.54 | 100 | 2.82 | 424.0 |
| 20 | 0.12 | 16.96 | 125 | 4.41 | 662.0 |
| 25 | 0.176 | 26.5 | 150 | 6.36 | 954.0 |
| 32 | 0.29 | 43.42 | 200 | 11.3 | 1690 |
| 40 | 0.452 | 67.85 | 250 | 17.6 | 2650 |
| 50 | 0.7 | 106.0 | 300 | 25.4 | 3810 |
| 65 | 1.19 | 179.0 | |||
| Liner Selection | |||
Liner Material | Main Performance | Medium temperature | Scope of Application |
Neoprene | 1. Excellent elasticity, high breaking force, good wear resistance 2. Resistant to the corrosion of general low-concentration acid-base salt medium and not resistant to oxidizing medium. | 80℃ | Water, sewage, soft abrasive mud, mineral slurry. |
Teflon | 1. It can resist almost all chemical media, can withstand boiling hydrochloric acid, sulfuric acid, nitric acid and aqua regia, also can withstand concentrated alkali and various organic solvents, and is not resistant to chlorine trifluoride, high temperature oxygen trifluoride, high flow rate liquid fluorine, liquid Corrosion of oxygen and ozone. 2. Wear resistance is not as good as polyurethane rubber. 3. The resistance to negative pressure is not as good as neoprene. | 100℃ | Strong corrosive media such as concentrated acid and alkali Sanitary medium |
| Electrode selection | |
| Liner Material | Corrosion resistance |
316L | Application: 1. Domestic water, industrial water, raw water, well water, urban sewage 2. Weakly corrosive acid, alkali, salt solution |
Hastelloy B | Application: 1. Non-oxidizing acids such as hydrochloric acid (concentration less than 10%). 2. Sodium hydroxide (concentration less than 50%), all concentrations of sodium hydroxide alkali solution 3. Phosphoric acid, organic acid Not applicable: Nitric acid |
Hastelloy C | Application: 1. Mixed acid and mixed solution of Ming acid and sulfuric acid 2. Oxidizing salts Fe+++, Cu++, sea water 3. Phosphoric acid, organic acid Not applicable: Hydrochloric acid |
Ti | Application: 1. Salt, such as: (1) chloride (chloride/magnesium/aluminum/calcium/ammonium/iron, etc.); (2) sodium salt, potassium salt, ammonium salt, hypoaluminate, sea water 2. The concentration is less than 50% potassium hydroxide, ammonium hydroxide, barium hydroxide alkali solution Not applicable: Hydrochloric acid, sulfuric acid, phosphoric acid, hydrofluoric acid and other reducing acids |
Ta | Application: 1. Hydrochloric acid (concentration less than 40%), dilute sulfuric acid and concentrated sulfuric acid (not including oleum) 2. Chlorine dioxide, ferric chloride, hypochlorous acid, calcium oxide, acetic acid, etc. 3. Oxidizing acids such as nitric acid (including fuming nitric acid), aqua regia with a temperature lower than 80℃ Not applicable: alkali, hydrofluoric acid |
Pt | Application: almost all acid, alkali, salt solutions (including fuming sulfuric acid, fuming nitric acid) Not applicable: aqua regia, ammonium salt |
| Tungsten Carbide | Application: Pulp, sewage, can resist the interference of solid particles Not applicable: inorganic acid, organic acid, chloride |
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