Parameter | Index |
Measuring principle | NDIR: Non‐dispersive Infrared |
Measuring range | 400-5000ppm |
Measuring precision | ±(50ppm+5% reading) |
Power-on stability time | 30s |
Data refresh frequency | 2s |
Zero cycle | Automatically calibrated once for 15 consecutive power-on days (optional) (automatic calibration is not enabled by default for 1-15 days) |
Working condition | -10-50℃;0-95%RH(non-condensing) |
Storage condition | -30-70℃;0-95%RH(non-condensing) |
Working voltage | DC (5.0±0.1)V,Ripple <50mV |
Average working current | <40mA |
Communication Interface | UART_TTL(3.3V) |
SIZE | 33*21*17.2 mm |
Lifetime | ≥10 years |