YA-D400 Fixed Gas Detector Wall Mount HCL Hydrogen Chloride PH3 Phosphine Monitor 24V IP67 205×209×84mm
The YA-D400 series fixed gas detectors provide reliable monitoring for toxic and combustible gases across industrial applications. These wall-mounted detectors are engineered for chemical plants, petroleum facilities, metallurgy operations, gas stations, painting environments, and gas transmission systems where gas leaks pose significant safety risks.
- Real-time gas concentration display with clear backlit screen
- Comprehensive alarm system with fault, low, and high alerts
- Infrared remote control operation without cover removal
- Multiple output options: 4-20mA standard signal, RS485, two buses, LoRa
- High-performance ARM microprocessor for reliable operation
- Three relay outputs (250V 5A) for automatic fan and valve control
- 40-event alarm history storage for incident tracking
- Unit conversion capability between mg/m³ and μmol/mol
| Parameter | Specification |
|---|---|
| Product Type | Stationary Gas Detector |
| Material | Die-casting Aluminum |
| Sensor Type | Combustible: Catalytic Combustion; Toxic: Electrochemical (Imported) |
| Installation | Pipeline Type, Wall Mounting |
| Output Signal | 4-20mA, Modbus |
| Minimum Reading | Combustible: 1% LEL; Toxic: 0.1μmol/mol |
| Dimensions | 205×209×84mm |
| Protection Class | IP67 |
| Power Supply | 24V DC |
| Power Consumption | Combustible: ≤4W; Oxygen/Toxic: ≤3W |
This gas detection system is essential for refineries, chemical processing plants, gas stations, laboratories, gas pipelines, and waste treatment facilities. It provides continuous monitoring for hazardous gases including hydrogen chloride (HCL), phosphine (PH3), carbon monoxide, hydrogen sulfide, oxygen, methane, propane, and other combustible gases.
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