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| Brand | Leman Instruments |
|---|---|
| Origin | Spain (designed in France, engineered with Swiss technology) |
| Model | HYDRO50LS |
| Hydrogen Generation Principle | Proton Exchange Membrane (PEM) Electrolysis |
| Output Flow Rates | 1–4 L/min (adjustable in discrete steps) |
| Maximum Output Pressure | 7 bar |
| Hydrogen Purity | >99.999% (v/v) |
| Power Consumption | 200 W |
| Display & Connectivity | Full-color touchscreen interface |
| Maintenance | Maintenance-free operation under normal laboratory conditions |
| Compliance | Designed for ISO/IEC 17025-compliant laboratories |
| Brand | Leman Instruments |
|---|---|
| Origin | France |
| Model | HYDRO65LS |
| Hydrogen Generation Principle | Pure Water Electrolysis |
| Output Flow Rates | 1, 2, 3, 4 L/min (selectable) |
| Maximum Output Pressure | 5 bar |
| Hydrogen Purity | >99.99995% |
| Power Consumption | 200 W |
| Display & Connectivity | Full-color touchscreen interface |
| Maintenance | Maintenance-free operation |
| Brand | Leman Instruments |
|---|---|
| Origin | France |
| Model | LISAS H2 |
| Hydrogen Generation Principle | Proton Exchange Membrane (PEM) Electrolysis |
| Output Flow Rate | 250 mL/min or 500 mL/min (Nml/min at 101.3 kPa / 20 °C) |
| Output Pressure | Adjustable from 0.5 to 10 bar (7–140 psig) |
| Hydrogen Purity | ≥99.999% (Total Hydrocarbon ≤0.1 ppm, Dew Point ≤−40 °C) |
| Power Consumption | 150 W (LISAS H2-250), 300 W (LISAS H2-500) |
| Water Source | 5 L external deionized water reservoir (TOC-free, resistivity ≥18.2 MΩ·cm) |
| Safety Features | Internal leak detection, pressure relief valve, over-temperature cutoff, current/voltage limiting, auto-shutdown |
| Communication | Ethernet 10/100, Wi-Fi 802.11 b/g/n |
| Display | 4.3″ TFT-LCD touchscreen |
| Noise Level | <50 dB(A) at 1 m |
| Dimensions (W×H×D) | 210 × 160 × 430 mm |
| Weight | 9 kg (H2-250), 14 kg (H2-500) |
| Certifications | CE |
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