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The Vitalograph asma-1™ is a simple home use electronic respiratory monitor that measures PEF and FEV1 and may be integrated with smart phone or tablet for ePRO data collection. It offers greater accuracy than mechanical peak flow meters and eliminates the need for paper record cards.
| Size | 113 x 63S x 48mm |
| Weight | 55g net |
| Parameters Displayed (Adult version) | PEF & FEV1 |
| Parameters Displayed (Child version) | PEF, FEV0.5, FEV0.75 and FEV1 |
| Operating Temperature Range | 17 - 37 °C (62.6 – 98.6 °F) |
| Measuring Principle | Stator/rotor mass flow meter |
| Flow / Volume Range | PEF: 25 - 840 L/min BTPS FEV1: 0 - 9.99 L BTPS |
| Accuracy | FEV1 better than ±5% or ±100 mL (whichever is greater) PEF better than ±10% or ±25L/min (whichever is greater) |
| Repeatability | Better than 5% or 10 L/min, whichever is greater |
| Cleaning | Alcohol wipe, especially the mouthpiece, weekly |
| Disposal Methods | Recycle |
| Performance standard | ISO 23747:2007; ATS/ERS 2005 |
| Safety Standards | IEC 60601-1:2005 |
| Medical Safety Standards | Medical Devices Directive 2007/47/EC; ISO 13485:2003 |
| Designed and manufactured under | CMDR FDA 21CFR820 |
