- All
- Favorite
- Popular
- Most rated
| Brand | Leshi |
|---|---|
| Origin | Beijing, China |
| Model | SE301 |
| Sensor Type | Electrochemical (low-range) & Optional Paramagnetic |
| Measurement Ranges | 0–500 ppm, 0–1%, 0–5.0%, 0–10.0%, 0–25.0%, 0–50.0%, 0–100% O₂ |
| Accuracy | ±1% of reading (full-scale dependent) |
| Response Time (T90) | 8–10 s (electrochemical) |
| Repeatability | ±1% FS |
| Resolution | 0.1 ppm (0–500 ppm range), 0.1% (higher ranges) |
| Display | Backlit LCD with real-time digital readout |
| Sampling System | Integrated diaphragm pump, stainless-steel probe (12 ft PTFE-lined sampling hose), dual-stage particulate/moisture filter, flow meter, automatic condensate removal trap |
| Data Interface | USB port, optional data logger support |
| Power | Rechargeable Li-ion battery (≥8 h continuous operation), AC adapter included |
| Enclosure | IP65-rated ruggedized housing |
| Compliance | Designed to meet requirements of HJ 57–2017 (China), GB/T 16157–1996, and supports method principles aligned with ASTM D4084–22 (electrochemical O₂) and ISO 10156 (paramagnetic O₂ detection) |
Show next