Product Overview
Accurate airflow measurement is essential for ISO 14644 cleanroom certification and ANSI Z9.5 fume hood performance validation. The FL-A1 delivers ±5% full-scale accuracy you can trust for regulatory audits.
The GCC-FL-A1 Airflow Meter is a professional-grade pitot tube anemometer designed for precise airflow measurement in HVAC systems, cleanrooms, fume hoods, and industrial ventilation systems. Utilizing proven pitot tube technology with multi-point automatic detection, it delivers reliable volume flow readings across a wide range of 150 to 3,000 m³/h.
Key Features
Multi-Range Detection
150 – 3,000 m³/h wide measurement range with automatic multi-point detection for comprehensive airflow analysis.
LCD Digital Display
Clear LCD screen with direct digital readout for instant, easy-to-read airflow measurements on site.
30-Hour Battery
Built-in 7.2V rechargeable battery delivers up to 30 hours of continuous operation for all-day field testing.
1,000 Data Points
Auto-stores up to 1,000 measurement values with 4-hour data retention after power-off without loss.
Pitot Tube Principle
Precision pitot tube measurement technology for reliable, repeatable airflow velocity and volume readings.
Printer Compatible
Built-in printer interface supports external printers for on-site report generation and documentation.
Low Self-Resistance
≤5 Pa self-resistance ensures minimal flow disturbance and accurate measurements across the full range.
Portable Design
Lightweight, handheld form factor designed for field technicians performing HVAC and cleanroom airflow audits.
High-precision measurement with ±5% F.S. accuracy and 150 – 3,000 m³/h (multi-range) range — trusted by quality and compliance teams worldwide.
Technical Specifications
Applications
HVAC Systems
Air duct flow measurement and system balancing
Cleanrooms
ISO 14644 airflow rate verification and validation
Fume Hoods
Face velocity testing per ANSI Z9.5 standards
Laboratories
General lab ventilation system performance checks
Pharmaceutical
GMP facility HVAC qualification and commissioning
Food Production
Processing area ventilation system auditing
For complete cleanroom validation: pair the FL-A1 airflow meter with our particle counters to verify both airflow performance and particle cleanliness in a single audit session.
ANSI Z9.5 requires fume hood face velocity measurements at multiple sash heights. The FL-A1’s multi-range capability and data logging make it ideal for standardized hood performance surveys.
Standards Compliance
Why Choose GCC Cleanswan
Factory Direct
Manufacturer-direct pricing with no middleman markup
Global Export
Shipped to 50+ countries with international compliance support
Tech Support
Engineer-backed pre-sales and after-sales assistance
Quality Tested
Each unit individually calibrated before shipment
Fast Quote
Quotation response within 24 hours
Custom Config
Tailored accessories and configurations for project needs
Calibrate the pitot tube annually and keep the sensing ports clean. Dust or debris in the pitot tube openings can cause inaccurate readings and affect compliance audit results.
Frequently Asked Questions
QWhat is the measurement range of the FL-A1?
The FL-A1 measures airflow from 150 to 3,000 m³/h across multiple ranges, with automatic detection for comprehensive HVAC and cleanroom airflow analysis.
QHow accurate is the FL-A1 airflow meter?
The instrument offers ±5% full-scale accuracy, making it suitable for ISO 14644 cleanroom validation and ANSI Z9.5 fume hood face velocity testing.
QHow long does the battery last?
The built-in 7.2V rechargeable battery provides up to 30 hours of continuous operation — enough for multiple full days of field testing between charges.
QCan it store measurement data?
Yes. The FL-A1 automatically stores up to 1,000 measurement values, with 4-hour data retention after power-off without data loss.
QIs a printer available?
The meter has a built-in printer interface compatible with external printers for on-site report generation and compliance documentation.
QWhat applications is it used for?
Common uses include HVAC system balancing, cleanroom airflow validation, fume hood face velocity testing, and general industrial ventilation audits in pharmaceutical, food, and semiconductor facilities.
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