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| Product Name | SMART SENSOR AS8903 2-In-1 Gas Detector (diffusion type + pump suction type) | Bosean BH-90-CO Portable Gas Detector |
| Product Price | In coming | $145.00 |
| Details | Details | |
| Model comparison | ||
| Usage Type | Portable | Portable |
| Gas Quantity | Multi-gas | Single gas |
| Sensor Principle | Electrochemical | Catalytic Bead |
| Sampling Method | Diffusion Pumped | Diffusion |
| Detection gas | CO H₂S | CO |
| T90 Response Time | Others | Others |
| Explosion-proof | Ex ia (IS) | |
| IP Rating | IP65 | |
| Data Output | ||
| Parameter comparison | ||
| Detect gas | CO、H2S | carbon monoxide |
| Range | Carbon monoxide: 0~ 999 ppm, hydrogen sulfide: 0~ 500 ppm | 0-1000ppm |
| intrinsic error | 5% or +/- 10 PPM | |
| Response Time | ≤50s | <60s |
| recovery time | Less than 50 s | |
| Alarm method | Sound, light. | |
| Operating temperature | -10~50℃ | -20℃~50℃ |
| operating humidity | 15~95% RH | |
| power supply | 3.7V lithium battery | |
| weight | 200 g | Approximately 130g (excluding Portable Accessories) |
| dimensions | 120.2*64.5*38.3mm | |
| Standard outer box capacity | 24 | |
| Standard outer box Size | 46*45.5*55mm | |
| Standard gross weight | 19.5 kg | |
