Specifications
1.Heater voltage:5±0. 2V (AC • DC)
2.Loop voltage:≤24V (DC)
3. Load resistance: adjustable
4. Heating Resistance: 31Ω±3Ω (room temperature)
5. Heating Power: ≤ 900mW
6. Surface thermal resistance: 2Kohm-20Kohm (0.4mg/L alcohol)
7. Sensitivity: Rs (in air) / Rs (0.4mg/L alcohol) ≥ 5
8. Working temperature: 20 degrees ± 2 degrees
9. Humidity: 65% ± 5% RH
 
characteristics
1. signal light indicator.
2. Analog and level signal.
3. TTL output valid signal is low. (when output low signal light can be directly connected microcontroller or relay module).
4. The carbon monoxide detection with better sensitivity.
5. Has a long service life and reliable stability.
6. Rapid response recovery functions.