- All
- Favorite
- Popular
- Most rated
| Brand | Ruinen Instruments |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Product Type | Online Gas Analyzer |
| Model | GC3900N |
| Detection Targets | Total Hydrocarbons (THC), Methane (CH₄), Non-Methane Hydrocarbons (NMHC) |
| Measurement Range | CH₄ (0.1–10,000 ppm), NMHC (0.05–10,000 ppm) |
| LOD | ≤0.1 ppm (CH₄), ≤0.05 ppm (NMHC) |
| Repeatability | RSD ≤2% |
| Cycle Time | ≤40 s (single-channel), ≤20 s (dual-channel) |
| Detector | FID (Flame Ionization Detector) |
| Carrier Gas | Ultra-High-Purity Nitrogen or Zero-Air (≥99.999%) |
| Fuel Gas | Ultra-High-Purity Hydrogen (≥99.999%) |
| Make-up/Support Air | Zero-Air (hydrocarbon <20 ppb) |
| Sampling | Automated Six-Port Valve with Fixed-Volume Loop |
| Sample Temp. Range | Ambient to 180 °C |
| Sample Flow Rate | ≥0.5 L/min or Pressure ≥0.1 MPa |
| Particle-Free Requirement | Yes |
| Form Factor | 6U 19″ Rack-Mount Chassis |
| Power | <400 W, 220 V AC / 50 Hz |
| Analog Output | 4–20 mA |
| Digital Interface | RS232 / RS485 |
| Operating Environment | –10 to +50 °C, 10–100% RH |
Show next