YA-D400 Wall Mount Gas Detector 2kg with 24V Power for Combustible and Toxic CO2 Monitoring
The YA-D400 series fixed gas detectors are professional-grade monitoring devices designed for industrial environments where combustible and toxic gases may be present. These wall-mounted detectors provide continuous monitoring and early warning capabilities for facilities including chemical plants, petroleum refineries, metallurgical operations, and gas transmission systems.
- Real-time gas concentration display with clear backlit screen
- Infrared remote control operation for convenient setup
- Multiple communication options: RS485, 2-bus, LoRa, and 4-20mA output
- Three relay outputs (250V 5A) for automatic control of ventilation systems
- Comprehensive alarm system with fault, low, and high level alerts
- 40-event alarm history storage for incident analysis
- Unit conversion capability for toxic gas measurements
| Parameter | Specification |
|---|---|
| Power Supply | 24V DC |
| Detection Range | Combustible: 0-100% LEL; Toxic: 0-1000 μmol/mol |
| Response Time | Combustible: ≤30 seconds; Toxic: ≤60 seconds |
| Sensor Life | 36 months (sensor dependent) |
| Weight | 2kg |
| Dimensions | 205 × 209 × 84mm |
| Protection Rating | IP67 |
| Operating Temperature | Combustible: -40°C to 70°C; Toxic: -20°C to 60°C |
| Transmission Distance | ≤1200m (RS485, 2-bus, 4-20mA) |
| Explosion-proof Certification | Ex d IIC T6 Gb/Ex tD A21 IP67 T80℃ |
Shandong Yaoan Electronic Technology Development Co., Ltd. has specialized in gas detection technology since 2007, with over 16 years of industry experience. The company holds international certifications including ATEX, SIL, CE, FCC, ROHS, and ISO9001, ensuring product quality comparable to leading global brands.
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