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| Brand | ESI |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Model | CS995 |
| Measurement Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Heating System | 20 MHz High-Frequency Induction Furnace |
| Power Output | 2200 W |
| Carbon Range | 0.00006–6.0000 wt% (extendable to 99.999%) |
| Sulfur Range | 0.00006–0.5000 wt% (extendable to 99.999%) |
| Sensitivity | 0.001 ppm for both C and S |
| Precision | RSD < 0.5% |
| Compliant with GB/T 20123–2006 and ISO 15350 | 2000 |
| Analysis Time | 20–100 s (typical: 35 s) |
| Sample Mass (steel standard) | 0.5 g nominal |
| Dust Filter Pore Size | 0.4 µm metallic sintered filter |
| Optical Path | Gold-plated CO₂/SO₂ absorption cells |
| IR Source | Platinum-based thermal emitter (800 °C operating temperature) |
| Detection Wavelengths | CO₂ at 4.26 µm, SO₂ at 7.4 µm |
| Modulation Frequency | 64 Hz |
| Data Acquisition | 24-bit ADS1224 ADC, 20 Hz real-time sampling |
| Communication | USB 2.0 host interface + Agilent 1521/2521 optical fiber link between furnace and detector |
| Software Platform | Windows-based Delphi application with ACCESS database backend |
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