Power supply | 12V-24V DC | Minimum 12V, maximum 24V DC |
Output |
2 relay outputs , capacity 220V 2A (24V 2A); or 4-20MA analog output . |
Alarm defaults to 1200 ppm and 1800 ppm |
Power |
Maximum 3.0W ( instantaneous ) , the average 0.9W | |
Detection of gas | Indoor air dioxide (CO2) gas | |
Sensor detection principle | The principle of non-dispersive infrared NDIR | |
Detection range | 0-2000ppm; 0-3000ppm; 0-5000ppm | |
Detection method | Diffusion | |
Working conditions | 0-50 °C; 0-95% RH non-condensing |
|
Storage conditions | -10-70 °C; 0-95% RH non-condensing |
|
Detection accuracy | ± 30ppm +3% FS (25 °C, standard atmospheric pressure ) | |
Warm-up time |
1 minute ( normal use ) 72 hours ( re-used for the first time or after an extended power outage ) |
|
Response Time | T90 <90s | |
Calibration | Without calibration , automatic compensation | You can also manually calibrate |
Sensor Life | Expected 10 years | |
Department shape size | 86×86×26mm | |
Weight | 150 g |