Product Description :
The RMS PC Spirometer (PFT) – Helios 401 is a PC-based pulmonary function testing system designed for accurate diagnosis, monitoring, and evaluation of respiratory disorders. It is widely used in hospitals, pulmonary clinics, diagnostic centers, and healthcare facilities for spirometry testing. The device features an ergonomic USB-powered handset, advanced spirometry software, and a detachable digital turbine transducer for hygienic operation. The Helios 401 supports multiple pulmonary test parameters including FVC, SVC, and MVV, along with pre- and post-bronchodilation analysis, lung age calculation, trends, and auto-interpretation features.
Technical Specifications :
| Specification | Details |
|---|---|
| Product Type | PC-Based Spirometer (PFT) |
| Model | RMS Helios 401 |
| Flow Range | -10 to +16 L/sec |
| Maximum Volume | 8 Litres |
| Accuracy | ±1% |
| Transducer Type | Bi-directional Turbine Cartridge |
| Turbine Sensor | Infrared Interruption |
| Flow Detection | Volume Differential |
| Measured Parameters | FVC, SVC, MVV, FEV1, FEV1/FVC%, PEF, FEF25-75% |
| Power Supply | USB Powered |
| Communication Interface | USB |
| Dimensions | 150 × 35 × 25 mm |
| Weight | Approx. 120 g |
| Software Features | Auto Interpretation, Trends, Doctor’s Notes |
| Test Modes | Pre/Post Bronchodilation |
| Printing Support | Single & Multiple Curve Printing |
| Pediatric Incentives | Supported |
| Operating Platform | Windows PC/Laptop |



















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