Technical Specifications:

• • Measurement Method: Infrared signal acquisition for forced vital capacity items.
  • Volume Measuring Range: 0 Liters to 10 Liters.
  • Volume Testing Accuracy: ±3% or ±0.05 L, whichever is greater.
  • Flow Measuring Range: 0 L/s to 16 L/s.
  • Flow Testing Accuracy: ±5% or ±0.2 L/s, whichever is greater.
  • Working Operational Current: 200 mA.
  • Electrical Safety Classification: Internally powered equipment, Type BF applied part.
  • Integrated Display Panel: 2.8-inch Liquid Crystal Display (LCD) screen.
  • Power Architecture: Rechargeable internal lithium battery pack.
  • Power Management: Smart automatic shutdown activates after 2 minutes of idle time.
  • On-Screen Diagnostics: Built-in real-time clock tracking and a graphic battery power indicator.