Factory source Turbine Air Flow Meter - JEF-300 Electromagnetic Flowmeter –
Factory source Turbine Air Flow Meter - JEF-300 Electromagnetic Flowmeter – Detail:
Product Details
Application
● General conductive liquid
● Strong corrosive liquids such as strong acid and alkali
● Uniform liquid-solid two-phase suspension liquid such as slurry, pulp, and paper pulp
Features
● Digital processing, strong anti-interference ability, reliable measurement, high precision, flow measurement range can reach 150:1;
● Ultra-low EMI switching power supply, the large voltage range of suitable power supply, good anti-EMI performance;
● Use 16-bit embedded microprocessor, with fast operation speed, high precision, and programmable low-frequency rectangular wave excitation, improving the stability of flow measurement and low power consumption;
● Use SMD parts and surface mount (SMT) technology, high circuit reliability;
● No moving parts in the pipe, no flow blocking parts, and there is almost no additional pressure loss in the measurement;
● It can modify the range of online on-site according to the actual needs of users;
● The measurement results are independent of the physical parameters such as flow velocity distribution, fluid pressure, temperature, density, viscosity;
● High-definition backlit LCD display, full Chinese menu operation, easy to use, easy to operate, easy to learn and understand;
● With digital communication signal output such as RS485, RS232, Hart, and Modbus (optional);
● With self-test and self-diagnosis function;
● With hourly total recording function, recording the total amount of flow in hours, suitable for time-sharing measurement (optional);
● There are three Integrators, which can display the forward accumulation amount, the reverse accumulation amount, and the difference calculation amount respectively. There is an internal power-down clock, which can record 16 power-down times. (optional);
● With an infrared handheld operator, with a 115KHZ communication rate, it can operate all functions of the converter remotely without contact (optional).
Product Portfolio
Specifications
|
Measuring Medium |
Conductive liquids containing impuritiesStrong corrosive liquids such as acid, alkali, seawater | ||
|
Accuracy |
士0.5%R | 士1.0%R | |
|
Repeatability |
0.1% | 0.2 | |
|
Range ratio |
20:1 |
||
|
Flow velocity |
0.5- 10m/s |
||
|
Type |
Material | Carbon steel | |
| Stainless steel | |||
| Shape | Integrated type | ||
| Split type | |||
| Connection | Flange type | ||
| Clamp-on type | |||
| Thread type | |||
| Plug-in type | |||
|
Lining Material |
Rubber | CR | |
| PU | |||
| PTFE | PTFE | ||
| FEP | |||
| PFA | |||
|
Nominal diameter |
Rubber | DN 40- DN 2000 | |
| PTFE | DN 10 – DN 600 | ||
|
Electrode |
316L | ||
| Hastelloy B | |||
| Hastelloy C | |||
| Ti | |||
| Ta | |||
| Pt | |||
| Tungsten Carbide | |||
|
Signal Input |
4~ 20mA | ||
| 4- 20 mA/1 – 5 KHz | |||
|
Data Interface |
RS-232, RS485, HART, Modbus，Profibus | ||
|
Working Environment
|
Medium temperature | Rubber : -20°C ~ +60°C | |
| Rubber(high-temperature) ： -20°C ~ +90°C | |||
| PTFE ： -30°C ~ +120°C | |||
| PTFE(high-temperature) ： -20°C ~ +160°C | |||
| Environment condition | Temperature：-25°C ~ +60°CHumidity： 5% ~ 95 % | ||
|
Power Supply |
DC8~ 36V or AC85~ 264V（optional） | ||
|
Protection |
IP65 IP68 | ||
Optional Lining Material
|
Material |
Spec. |
Medium |
Medium Temp. |
Pipe Diameter |
|
| Rubber |
CR |
Abrasion resistance：good Corrosion resistance：normal |
water, seawater |
＜60°C |
DN50-2000 |
|
PU |
Abrasion resistance：excellent Corrosion resistance：bad |
slurry, pulp, and paper pulp |
＜60°C |
DN25-500 |
|
| Fluorine Plastic |
PTFE |
Corrosion resistance：excellent |
strong acid and alkali |
＜120°C |
DN25-1600 |
|
FEP |
Corrosion resistance：excellent |
strong acid and alkali |
＜120°C |
DN10-200 |
|
|
PFA |
Corrosion resistance：excellent |
strong acid and alkali |
＜160°C |
DN10-300 |
|
Optional Electrode
|
Material |
Specification |
|
316L |
1 Domestic water, industrial water, raw water, well water, urban sewage; 2 Weak corrosive acids, bases and salt solutions. |
|
Hastelloy B |
Suitable: 1 Hydrochloric acid (less than 10% concentration) non-oxidizing acid; 2 Sodium hydroxide (concentration less than 50%), ammonium hydroxide alkali solution; 3 Phosphoric acid, organic acid; Not suitable: 1 Nitric acid. |
|
Hastelloy C |
Suitable:1 Mixed acid and mixed liquid of complex acid and sulfuric acid; 2 Oxidizing salts such as Fe+++, Cu++, seawater; 3 Phosphoric acid, organic acid; Not suitable:1 Hydrochloric acid. |
|
Ti |
Suitable:1 Chloride(chloride / magnesium / aluminum / calcium / ammonium / iron, etc.); 2 Sodium salt, potassium salt, ammonium salt, hypoaluminate, seawater; 3 Potassium hydroxide whose concentration is less than 50%, and the potassium hydroxide and barium hydroxide salt solutions; Not suitable: Reducing acids such as hydrochloric acid, sulfuric acid, hydrogen phosphate, krypton acid, etc. |
|
Ta |
Suitable: 1 Hydrochloric acid (less than 40% concentration), dilute sulfuric acid and concentrated sulfuric acid (excluding oleum); 2 Chlorine dioxide, ferric chloride, hypochlorous acid, sodium oxide, acetic acid, etc. 3 Oxidizing acids such as nitric acid (including fuming nitric acid), aqua regia at a temperature lower than 80°C; Not suitable: Alkali, Hydrogen Nitrogen Acid. |
|
Pt |
Suitable:All acid-base and salt solutions (including fuming sulfuric acid, fuming nitric acid) aqua regia, ammonium salt; Not suitable: Alkali, Hydrogen Nitrogen Acid. |
|
Tungsten Carbide |
Suitable:Pulp, sewage; Not suitable:Inorganic acids, organic acids, chlorides. |
Configuration
| Type | Shape | JEF-301 Integrated type |
| JEF-302 Split type | ||
| JEF-303 Plug-in type | ||
| Material | 1 Carbon steel | |
| 2 Stainless steel | ||
| Connection | F Flange type | |
| C Clamp-on type | ||
| T Thread type | ||
| Lining Material | Rubber | 1 CR |
| 2 PU | ||
| PTFE | 3 PTFE | |
| 4 FEP | ||
| 5 PFA | ||
| Nominal diameter | DN mm | |
| Electrode | SS 316L | |
| HB Hastelloy B | ||
| HC Hastelloy C | ||
| Ti | ||
| Ta | ||
| Pt | ||
| TC Tungsten Carbide | ||
| Signal Input | A 4~ 20mA | |
| B 4- 20 mA/1 – 5 KHz | ||
| Data Interface | A RS-232 B RS485 H HART M Modbus P Profibus | |
Example: JEF3011F-3-DN100-Ta- A – B
PS: Standard configuration = Integrated flange carbon-steel electromagnetic flowmeter + PFFE material lining + DN100mm + Ta electrode+4~20Ma output+RS485
Product detail pictures:
Related Product Guide:
No matter new buyer or old purchaser, We believe in long expression and trusted relationship for Factory source Turbine Air Flow Meter - JEF-300 Electromagnetic Flowmeter – , The product will supply to all over the world, such as: Morocco, Congo, Algeria, Meanwhile, we're building up and consummating triangle market & strategic cooperation in order to achieve a multi-win trade supply chain to expand our market vertically and horizontally for a brighter prospects. development. Our philosophy is to create cost-effective products and solutions, promote perfect services, cooperate for long-term and mutual benefits, firm a in depth mode of excellent suppliers system and marketing agents, brand strategic cooperation sales system.
By Pearl Permewan from Slovak Republic - 2018.05.13 17:00
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
By Megan from Azerbaijan - 2017.01.28 18:53
