The SLFQCY-I portable airtightness tester is a mobile device designed for low-pressure airtightness testing of products such as chemical protective suits, firefighting protective suits, inflatable cushions, and swim rings. It facilitates on-site testing for manufacturers and users alike. This intelligent, cost-effective tester is easy to operate and provides immediate on-site pass/fail determinations.
Detection Principle Direct pressure (pressure decay method) / Differential pressure (comparison method); supports positive / negative pressure testing.
Pressure range Standard range: 0–500 kPa (customizable)
Sensor accuracy 0.02% FS (Full Scale)
Pressure resolution 1Pa
Pressure regulation accuracy ±0.1%FS
Repeatability 0.2%FS
Test medium Dry, clean compressed air
Air supply requirements 0.5–0.8 MPa (supplied by the user)
Power supply method AC220V±10%，50Hz
Operating Environment Temperature: 0–50°C; Humidity: 0–85% RH (non-condensing)
Physical characteristics Portable all-in-one chassis with a handle; compact and lightweight, suitable for on-site mobile testing.

Key Features and Characteristics:

  • Portable and Efficient: Features an all-in-one portable design requiring no complex installation; enables rapid deployment for production lines, after-sales maintenance, outdoor inspections, and more.
  • High-Precision Detection: Equipped with a high-sensitivity pressure sensor capable of detecting minute leaks, meeting the requirements for precision component testing.
  • Intelligent Control: Automated microcomputer control supports a fully automated process covering inflation, pressure stabilization, testing, and exhaust.
  • Adjustable Parameters: Key parameters—such as test pressure, pressure-holding time, and testing duration—can be freely configured to suit different workpieces.
  • Intuitive Results: Features a display screen showing real-time pressure curves and leakage values; automatically determines pass/fail status with audible and visual alarms.
  • Data Management: Supports storage and retrieval of test data; certain versions allow for the export of data reports.
  • Stable and Reliable: The pneumatic system utilizes zero-leakage solenoid valves and includes overpressure protection and sensor protection circuits to extend equipment lifespan.

Typical application areas:

Suitable for various workpieces requiring rapid on-site verification of sealing or waterproofing performance, primarily covering:

  • Automotive components: Automotive lights, piping, connectors, housings, battery packs, cooling systems, etc.
  • 3C electronics: IP waterproof rating tests for mobile phones, earphones, wearable devices, cameras, connectors, etc.
  • Medical devices: Sterile seal testing for IV sets, balloons, cavities, sealed containers, etc.
  • Home appliances & hardware: Valves, pipe fittings, water pumps, small appliance housings, outdoor lighting, etc.
  • New energy: Seal testing for battery housings, battery cells, charging piles, charging guns, etc.
  • General industry: On-site leak detection for various cavities, containers, welded parts, and die-castings.

Equipment Advantages:

  1. High Portability: Breaks free from the limitations of fixed testing stations; supports testing in various settings, including on-site, after-sales, and outdoor environments.
  2. Ease of Use: Features a user-friendly interface and intuitive parameter settings, allowing beginners to get up to speed quickly.
  3. Non-Destructive Testing: Uses air as the medium without damaging the workpiece surface, making it ideal for testing finished products.
  4. Low Cost: Requires no consumables, offers simple maintenance, and delivers high testing efficiency.