LWJ11Y Pipeline Vortex Flowmeter In Petroleum Chemical Industry
Brand Name:Star merter
Model Number:LWJ11Y
Place of Origin:China
Measuring range:0.3~8000m 3 /h
Output:RS485, 4~20mA, 4~20mA HART, pulse
Power supply:24VDC, 24VDC with 3.6VDC lithium battery, 3.6VDC lithium battery
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Location:
Langfang Hebei China
Address:
Address: Building 20, Tianshan International, Yanjiao Economic Development Zone, Sanhe City, Langfang City, Hebei Province
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Product Details
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Product Details
LWJ11Y Pipeline Vortex Flowmeter is a velocity flow meter. It is widely used in petroleum, chemical industry, electric power, light industry, power heating and other fields to measure the volume flow, mass flow and standard flow rate of gas, steam, liquid and high-temperature liquid.
| Basic parameters | |
| Measuring medium | Liquid, gas, steam, etc. (compatible with contact materials) |
| Measuring range | 0.3～8000m3/h |
| Accuracy level | Level 1.0, Level 1.5 |
| Medium temperature | -40℃～250℃/-40℃～350℃ |
| Connection | Flange connection DN15～DN300 (implementation standard
GB/T9124.1-2019) Clamp connection DN15～DN200 (implementation standard GB/T9124.1-2019) |
| Withstand voltage level | Flange connection PN40 pressure resistance 4.0MPa (DN15～DN50, can
be customized ≤PN100) PN16 pressure resistance 1.6MPa (DN65～DN300, can be customized ≤PN100) Clamp connection PN40 pressure resistance 4.0MPa (DN15～DN50) PN16 pressure resistance 1.6MPa (DN65～DN200) can be customized ≤PN400 (DN15～DN40) ≤PN250 (DN50～DN80) ≤PN160 (DN100～DN150) ≤PN100 (DN200) |
| Explosion-proof type | Flameproof type Ex d ⅡC T6 Gb |
| Protection level | IP66 Note/The above protection level refers to the level achieved after the electrical connection is complete. |
| Show Header | LCD (with backlight) |
| Current output | |
| Maximum load | 500Ω(24VDC power supply) |
| Maximum Power | Two-wire system 0.5W Three-wire system 1.5W |
| Response frequency | 1Hz |
| Pulse output | |
| High level amplitude | ＞22VDC |
| Low level amplitude | ＜0.8VDC |
| Pulse Width | 16ms (square wave) |
| Drive current | ≤10mA |
| Electrical isolation | Optical isolation, isolation voltage＞1000VDC |
| RS485 output | This protocol complies with the Modbus communication protocol and adopts the RTU mode in the Modbus protocol. RS485 half-duplex working mode (see the protocol description for details). |
| Environmental conditions | |
| Ambient temperature | -20～60℃ |
| Ambient humidity | 5%～90%RH (no condensation or dew condensation) |
| Electrical protection | |
| Insulation resistance | ≥100MΩ 500VDC |
| Dielectric strength | 500VAC |
| Overall material | |
| Sensor housing | 304/316 stainless steel (contacting the measured medium) |
| Vortex generator | 304/316 stainless steel (contacting the measured medium) |
| Sensing probe | 304/316 stainless steel (contacting the measured medium) |
| Probe seals | Graphite (contacting the measured medium) |
| Flange | 304/316 stainless steel (contacting the measured medium) |
| Clamp flange | 304/316 stainless steel (contacting the measured medium) |
| Signal Connector | 304/316 stainless steel |
| Converter housing | Die-cast aluminum |
| Converter seals | Nitrile rubber |
| Display window | ≈6mm explosion-proof glass |
LWJ11Y Pipeline Vortex Flowmeter In Petroleum Chemical Industry
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