Spirometer
Specifications:
General:
- Sensor Type: Turbine
- Measurement Parameters: FEV1/PEF
- Memory Size: 300
- BTPS: PEF and FEV1 results displayed at BTPS conditions
Accuracy:
Meet ATS 2005 Revision accuracy requirement
- Volume Range: 0.01L~9.99L
- Volume Accuracy: ±0.050L or ±3%
- Air Flow Range: 50 L/min ~900L/min
- Air Flow Accuracy: ±10% or ±20L/min
Resolution:
- Volume Range: 0.01L
- Air flow resolution: 1L/min
Resistance to Flow:
- Back pressure @ 660L/min: < 0.11 KPa/sec
- Back pressure @ 900L/min: < 0.15 KPa/sec
Repeatablility:
- PEF: ±5% or ±10L/min
- FEV1: ±3% or ±0.05L
Display Screen:
- Size: 1.8 inches
- Type: LCD
Control:
- Standard: power/confirm key, left/right key
Environment Specification:
- Power source: power/confirm key, left/right key
- Design: 25 bpm to 250 bpm
- Battery work time: Maximum one year
- Connection: Where fitted, USB for PC connection. Require a USB ‘A’ to ‘USB’ mini ‘B’
- Operation Temperature Humidity: 10°C～~40°C; 25%~85%
