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| Brand | Southland |
|---|---|
| Origin | USA |
| Model | H2S-725 |
| Explosion Protection | Class 1, Div 1, Groups B, C, D |
| Measurement Range | 0–200 ppm or 0–2000 ppm H₂S |
| Accuracy | ±2% FS |
| Output | 4–20 mA |
| Power Supply | 12–24 V DC |
| Current Draw | 50 mA |
| Response Time (T90) | <60 s |
| Sample Flow Rate | 0.25–5.0 SCFH |
| Inlet Pressure | 0.1–50 PSIG |
| Operating Temperature | 0–50 °C |
| Enclosure Dimensions | 15.25" × 12.5" × 5.25" |
| Weight | 18.5 lb |
| Sensor Type | Electrochemical fuel cell (current-based) |
| Calibration Interval | Recommended every 1–3 months |
| Warranty | 12 months (sensor and electronics) |
| Gas Connection | 1/4" Swagelok |
| Interference Response | Methyl mercaptan (40%), SO₂ (18%) |
| Optional Features | Heated enclosure, custom range configuration, sampling system integration, bidirectional RS485 communication |
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