Star Sensor Manufacturing Co., Ltd
| 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 |
| Accuracy | 1.0 level, 1.5 level |
| Brand Name | Star merter |
| Model Number | LWJ11Y |
| Place of Origin | China |
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Product Specification
| 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 | Accuracy | 1.0 level, 1.5 level |
| Brand Name | Star merter | Model Number | LWJ11Y |
| Place of Origin | China | ||
| High Light | Pipeline Vortex Flowmeter ，velocity flow meter ，Petroleum Pipeline Vortex Flowmeter | ||
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 |
Company Details
Business Type:
Manufacturer
Year Established:
2002
Ecer Certification：
Verified Supplier
Star Merter Manufacturing Co., Ltd. is a high-tech enterprise integrating R&D, production and sales. Specializing in the production of pressure transmitters, liquid level transmitters, temperature transmitters, temperature and humidity transmitters, differential pressure transmitters, soil ... Star Merter Manufacturing Co., Ltd. is a high-tech enterprise integrating R&D, production and sales. Specializing in the production of pressure transmitters, liquid level transmitters, temperature transmitters, temperature and humidity transmitters, differential pressure transmitters, soil ...
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