Overview
Enviro Testers High Temp Humidity Laser Gas Analyzer with 316L Stainless Steel Chamber is a precision instrument designed to measure gases under extreme conditions. Using Tunable Diode Laser Absorption Spectroscopy (TDLAS), it delivers accurate and stable readings of H₂O content in high-temperature and high-humidity environments.
Features
- Based on advanced TDLAS technology for precise gas analysis
- High accuracy with resolution up to 0.01%
- Durable 316L stainless steel chamber with anti-corrosion design
- Fast response time within 3 seconds
- Stable operation with long service life over 6 years
- Compact structure with optical design avoiding ion interference
- Supports RS485, relay output, and 4–20 mA signals
- Handles medium temperatures up to 428 °F (220 °C)
- Easy installation and paper box packaging
Application
Widely used in flue gas monitoring, drying processes, chemical plants, pharmaceuticals, and environments requiring accurate high-temperature gas analysis.
Technical specifications
| Specification | Description |
| Measuring Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) |
| Measurement Object | H₂O (high temperature and humidity) |
| Range | 0% to 40% standard, optional 0% to 60% |
| Resolution | 0.01% |
| Limit of Detection | 0.01% |
| Response Time | ≤ 3 seconds |
| Repeatability | ± 0.5% FS |
| Linearity Error | ± 1% FS |
| Zero-point Drift | ± 1% FS / 7 days |
| Range Drift | ± 1% FS / 7 days |
| Output Signal | RS485, 2-channel relay output, 2-channel 4–20 mA |
| Power Supply | AC 220 V |
| Operating Temperature | -4 °F to 122 °F (-20 °C to 50 °C) |
| Storage Temperature | -4 °F to 140 °F (-20 °C to 60 °C) |
| Medium Temperature | ≤ 428 °F (220 °C) |
| Preheating Time | ≤ 30 minutes |
| Dimensions | 4.37 in × 2.00 in × 1.63 in (111 mm × 51 mm × 41.5 mm) |
| Weight | 4.40 lb (2 kg) |
| Material | 316L Stainless Steel |
| Availability | 100 units/month |
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