YA-D400 IP67 Online Infrared Gas Detector for CO2 CH4 Detection with RS485/4-20mA Interface and 1200m Transmission
The YA-D400 series fixed gas detectors provide essential safety monitoring for industrial environments where combustible and toxic gases may be present. These IP67-rated detectors utilize advanced infrared absorption spectroscopy for accurate CO2 and CH4 detection.
| Parameter | Specification |
|---|---|
| Product Name | YA-D400 Fixed Gas Alarm Detector |
| Power Supply | 24V DC (Combustible: ≤4W; Oxygen/Toxic: ≤3W) |
| Detection Range | Combustible: 0-100%LEL; Toxic: 0-1000 μmol/mol |
| Precision | ±5% FS (sensor determined) |
| Response Time | Combustible: ≤30 seconds; Toxic: ≤60 seconds |
| Sensor Life | 36 months (depending on sensor) |
| Protection Rating | IP67, Ex d IIC T6 Gb/Ex tD A21 IP67 T80℃ |
| Dimensions | 205 × 209 × 84mm |
| Weight | 2kg |
| Transmission Distance | ≤1200m (RS485, 2-bus, 4-20mA) |
RS485 and 4-20mA outputs enable seamless integration with control systems and data acquisition devices.
IP67-rated enclosure withstands harsh industrial environments with temperature range of -40°C to 70°C.
Wall-mounted, tube type, scaffolding type, or ceiling type installation to suit various site conditions.
Explosion-proof certified for hazardous areas with passive contact output capacity of 5A/220V.
- Chemical processing facilities
- Petroleum and natural gas operations
- Underground mining sites
- Metallurgical plants
- Public utilities and wastewater treatment
- Industrial plants with combustible gas risks
- 24/7 technical support hotline
- Expert installation and commissioning
- Regular maintenance and calibration programs
- Remote monitoring and diagnostic services
- On-site field service and repair
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