Gasmet
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| Brand | Gasmet |
|---|---|
| Origin | Finland (Manufactured under license by TESTech, Jiangsu, China) |
| Model | CX4000 |
| Measuring Principle | Fourier Transform Infrared (FTIR) Spectroscopy |
| Simultaneous Analytes | Up to 50 gas compounds |
| Spectral Resolution | 4 cm⁻¹ |
| Wavenumber Range | 500–4200 cm⁻¹ |
| Sample Cell Path Length | 5.0 m (multi-pass) |
| Max Sample Cell Temperature | 180 °C |
| Window Material | BaF₂ |
| Detector | Peltier-cooled MCT |
| Light Source | SiC (1550 K) |
| Beamsplitter | ZnSe |
| Response Time (T₉₀) | < 120 s |
| Zero Calibration Interval | 24 h (N₂ ≥ 5.0) |
| Zero Drift | < 2 % of FS per calibration interval |
| Linearity Deviation | < 2 % of FS |
| Temp. Drift | < 2 % of FS per 10 K |
| Pressure Compensation | Yes, ambient pressure measured & compensated |
| Gas Flow Rate | 120–600 L/h |
| Particulate Filtration Required | 2 µm |
| Power Supply | 100–115 V / 230 V, 50–60 Hz |
| Max Power Consumption | 300 W |
| Operating Temp. | 5–30 °C (non-condensing) |
| Storage Temp. | −20–60 °C |
| Enclosure Dimensions | 482 × 196 × 450 mm |
| Weight | 17 kg |
| Compliance | CE (EMC Directive 89/336/EEC), GLP/GMP-ready software architecture, compatible with FDA 21 CFR Part 11 audit trail requirements via Calcmet configuration |