IFLO-LWQ series, a state-of-the-art Gas Turbine flowmeter engineered for exceptional accuracy and reliability in natural gas and other fluid measurements. This sophisticated instrument is designed to meet the demanding needs of various industries, offering both volume and mass flow rate measurement capabilities.
The IFLO-LWQ Gas Turbine flowmeter stands out with its integrated approach to flow measurement. It incorporates temperature and pressure compensation, ensuring high precision even under fluctuating process conditions. A key component is its digital absolute pressure transmitter, which contributes to the overall accuracy of the system.
Key Features and Benefits of the IFLO Gas Turbine Flowmeter:
- Comprehensive Data Display: The IFLO-LWQ features a segment LCD that can operate effectively in temperatures as low as −30∘C. It simultaneously displays crucial parameters including instantaneous flow rate, total flow volume, pressure, and temperature, providing operators with a complete overview of the process at a glance.
- Integrated and Robust Design: The Gas Turbine flowmeter boasts an integrated movement for streamlined performance and durability.
- Advanced Communication: Equipped with Modbus RS485 communication protocol, the IFLO-LWQ allows for seamless integration into existing control and monitoring systems. This is an optional feature for certain converter types like E2, E4, D2, and D4.
- Accuracy Options: Customers can select an accuracy of ±1.0% of rate or ±1.5% of rate to meet specific application requirements.
- Durable Construction: The body of the Gas Turbine flowmeter is available in SS304, SS316, or Cast Steel (for DN50-DN200 sizes and specifically cast structure 304 for the D4 converter type). Rotor materials include robust Aluminum Alloy or Plastic ABS, with SS304 bearings ensuring longevity.
- Environmental Resilience: The meter is designed to operate in ambient temperatures ranging from −20∘C to +60∘C and fluid temperatures from −20∘C to +80∘C. It also features IP65 protection.
Wide Range of Applications:
The versatility of the IFLO-LWQ Gas Turbine flowmeter makes it an ideal solution for numerous applications, including:
- Natural gas transmission and distribution networks
- Petrochemical industry processes
- Urban gas industry infrastructure
- Electric power industry applications
- Gas skids
- LNG gas stations
Technical Specifications Summary:
| Feature | Specification |
| Accuracy | ±1.0% of Rate; ±1.5% of Rate |
| Output Signals | Pulse, 4-20mA |
| Ambient Temp. | −20…+60∘C |
| Fluid Temp. | −20…+80∘C |
| Body Material | SS304, SS316, Cast Steel (DN50-DN200) |
| Rotor Material | Aluminum Alloy, Plastic ABS |
| Bearing Material | SS304 |
| Protection | IP65 |
| Compensation | D2 & D4 types offer Temperature & Pressure Compensation. E-type is non-compensation. |
Customizable Model Selection:
Valvelink offers extensive customization for the IFLO-LWQ Gas Turbine flowmeter to ensure a perfect fit for your specific needs:
- Diameter: Available from DN20 (e.g., code 020) up to DN400 (e.g., code 400). Flow ranges vary accordingly, for instance, from 4−40m2/h for a DN25 meter to 650−13000m2/h for a DN400 meter (standard range).
- Converter Type:
- E1: Battery powered, no output, Ex-rated, digital display.
- E2: 24V DC, 2-wire 4-20mA/Pulse output, Ex-rated, digital display.
- E4: 24V DC, 0-20mA/Pulse output, local display, Ex-rated, digital display.
- D2: 24V DC, 2/3 wires 4-20mA/Pulse output, digital display, Temperature & Pressure Compensation, RS485.
- D4: 24V DC, 4-20mA/Pulse output, Modbus RS485, digital display, Temperature & Pressure Compensation (Note: D4 converter only configures with cast structure 304 body sensor).
- Battery power (24V DC + Battery) is an optional feature for E2, E4, D2, and D4 converters.
- Flow Range: Standard (S) and optional (S1, S2) flow ranges are available depending on the diameter.
- Body & Rotor Materials: Options include SS304 (S4), SS316 (S6), and Cast structure 304 (CS) for the body, with ABS Plastic (AB) or Aluminum Alloy (AA) for the rotor.
- Explosion Proof: Options for Exd II BT6 Gb (BT) or non-explosion proof (NA).
- Connections: Various connection types are available including Male/Female Thread (THM/THF, for DN25-DN50) and Flanged connections (DIN PN16/PN25 – DXX; ANSI 150#/300# – AXX; JIS 10K/20K – JXX).
The maximum pressure loss figures provided, such as 1.5 kPa for a DN25 meter at maximum flow, are based on air as the medium under normal temperature state.
The IFLO-LWQ Gas Turbine flowmeter series from Valvelink represents a reliable, accurate, and versatile solution for complex gas measurement tasks. Its robust design, coupled with advanced features and a wide range of configurable options, ensures optimal performance and seamless integration into your operations.
For detailed flow range tables and to discuss your specific application requirements for the IFLO-LWQ Gas Turbine flowmeter, please contact Valvelink Company.
