SEM323 Hydrogen sulfide temperature and humidity sensor is a constant potential electrolytic hydrogen sulfide (H2S) sensor with low power consumption, high precision, high sensitivity, wide linear range, strong anti-interference ability, excellent repeatability and stability.
SEM323 Hydrogen sulfide temperature and humidity sensor is a constant potential electrolytic hydrogen sulfide (H2S) sensor with low power consumption, high precision, high sensitivity, wide linear range, strong anti-interference ability, excellent repeatability and stability.
| Power supply | 10~30VDC (0~10V type only supply 24VDC) |
| Output signal | RS485、4~20mA、0~5V、0~10V |
| Range | 0~100ppm…500ppm |
| Accuracy | ±10%FS |
| Resolution | 1ppm |
| Power consumption | RS485: 0.12W, Analog output: 0.25W |
| Range | Temperature: -40℃~+80℃ |
Humidity: 0~100%RH | |
| Accuracy | Temperature: ±0.5℃ |
Humidity: ±3%RH | |
| Working environment | -20℃~+50℃, 15%RH~90%RH |
| Pressure range | Standard atmospheric pressure: ±10% |
| Stability (month) | <2% |
| Ammonia zero drift (-20~40℃) | ≤0.2ppm |
| Repeatability | <2% output value |
| Working life | ≥24 months |
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