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Gas Roots Flowmeter with RS485/Pulse Output and 4-20mA Signal

Name: Gas Roots Flowmeter with RS485/Pulse Output and 4-20mA Signal
Brand: Jiangsu Hualiu Instrument Co., Ltd.
SKU: 2211594925

Jiangsu, ChinaJiangsu Hualiu Instrument Co., Ltd.

US$695.00-1,392.00

1 Piece

Sample price:US$690.00/piece.Request sample

Product profile

Customization

Available

Warranty

15 Months

Accuracy

1.5%,1%

Model NO.

HL-LLQ

Main Application

Nature Gas

Size

DN25-DN150

Sensor

Tube/Flange

Application

Energy Metering

Type

Turbine Flow Meter

Measuring Media

Gas

Measuring Principle

Electrical Principles

Measurement Object

Closed Pipeline

Certification

CE, ISO

Output Type

RS485, Pulse and 4-20mA

Body Material

Aluminum Alloy

Power Supply

24VDC, 3.6VDC Battery

Transport Package

Wooden Box Package or Carbon

Trademark

HuaLiu

Origin

China

HS Code

9026100000

Production Capacity

5000pieces/Year

Key features

Wide Measurement Range: Maximum range up to 1:216 with minimum starting flow of 0.04m3/h.

High Precision Accuracy: Accuracy levels of 1.5% and 1% with long-term stability.

Multi-Output Signal Options: Supports RS485, Pulse, and 4-20mA analog signals.

Low Pressure Loss: Pressure loss ranges from 0.08kPa to 0.58kPa depending on model.

Integrated Sensors: Built-in digital pressure, temperature, and flow sensors.

GPRS Remote Monitoring: B-type models support GPRS for real-time data transmission.

Data Security: E2PROM storage prevents data loss during power failures.

CE and ISO Certified: Certified for safety, quality, and environmental protection.

Company profile

High Repeat Buyers ChoicePatents AwardedSelf-brandedNational Award received

Jiangsu Hualiu Instrument Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryJiangsu Hualiu Instrument Co., Ltd. is described as a manufacturer of industrial automation instruments, including flow, pressure, temperature, and liquid-level instruments. The supplier reports over ten years of experience, four production lines, annual output above 20,000 units, complete production equipment, and gas and liquid calibration equipment. It offers broad customization and ODM services, has introduced new products within the past year, and performs 100% finished-product inspection with raw-material traceability. Quality and management certifications include ISO9001:2015, ISO14001, ISO45001:2018, and CE capability. Reported service strengths include inventory availability, documented supplier-management procedures, and lead times within 15 working days in both peak and off-season. However, it reports no overseas agents, branches, warehouses, showrooms, or offline trade-show participation. Customer cases are not provided, and the financial information is inconsistent or incomplete, so financial...

Supplier typeThe supplier is explicitly described as a manufacturer dedicated to the production, research, and sales of industrial automation instruments. Its product scope includes flow, pressure, temperature, and liquid-level instruments, indicating a specialized industrial-instrument manufacturing profile.

CertificationsThe supplier reports ISO9001:2015, ISO14001, and ISO45001:2018 certifications, along with CE and other product-certification capabilities. These stated certifications support quality, environmental, and occupational-health management, although the slices do not provide certificate validity dates or certificate copies.

R&D capabilityThe supplier states that it has an instrument research and production team, has launched new products within the past year, and provides ODM services. It also reports advanced gas and liquid calibration equipment, supporting a documented product-development capability.

Production capacityProduction evidence includes four production lines, annual output above 20,000 units, complete equipment such as CNC lathes, lathes, drying ovens, and drilling machines, and inventory capacity. The supplier also has valid manufacturing contracts with associated subcontractors and an outsourcing SOP, although it does not continuously reconcile quantities for each batch or production run.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, demonstrating broad customization coverage across customer-provided samples, designs, and original product development.

Product Q&A

Q:How do I select the right flow meter for my application?

Consider these pivotal factors to ensure optimal performance and precision: The type of fluid: liquid, gas, or steam, as each requires specific handling and measurement techniques. The range of flow rate required, ensuring the device accurately measures your specific needs. Pipe size and the material it is constructed from, which can affect compatibility and measurement accuracy. Temperature and pressure conditions within the system, crucial for maintaining accuracy and device integrity. The deg

Q:Where can I find installation guidelines?

Simply download our comprehensive PDF manual for step-by-step instructions or reach out to us for personalized assistance, ensuring smooth installation.

Q:What is the maximum pressure for your flow meters?

Our standard models are engineered to endure up to 16 bar (232 psi), while our robust high-pressure editions are designed to handle up to 100 bar (1450 psi), catering to a variety of industrial applications.

Q:Are your flow meters CE and ISO9001 certified?

Absolutely, our flow meters rigorously adhere to the stringent laws and standards of the European Union (EU), fulfilling the EU's comprehensive requirements for safety, health, and environmental protection. Our management system is both scientific and standardized, guaranteeing internationally recognized quality and safety.

Q:What documents do you provide for export?

We offer a full export package that includes a Commercial Invoice, Packing List, Bill of Lading, COC, and more, ensuring seamless international transactions and compliance with all necessary regulations.