Customization: | Available |
---|---|
Type: | Resonant Pressure Sensor |
Component: | SemiConductor Type |
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Product model
|
MH-Z19D
|
Detection gas
|
Carbon dioxide
|
Supply voltage
|
V DC (5.0 + / - 0.1)
|
Mean current
|
<40mA (@5V power supply)
|
Peak current
|
125 mA (@5V power supply)
|
Interface level
|
3.3V(compatible with 5V)
|
Measuring range
|
Optional from 400 to 10000ppm (see Table 2 for details)
|
|
Serial port (UART)(TTL level 3.3V)
|
Output signal
|
PWM
|
Preheating time
|
1min
|
Response time
|
T90 < 120s
|
Operating temperature
|
0 to 50
|
Working humidity
|
0 ~ 95%RH(no condensation)
|
Storage temperature
|
-20 to 60
|
weight
|
5 g
|
Life expectancy
|
>5 years
|
Gas name
|
Molecular formula
|
range
|
resolution
|
accuracy
|
Carbon dioxide
|
CO2
|
400~ 2000 ppm
|
1PPM
|
±(50ppm+ 5% read value)
|
|
|
400 ~ 5000 ppm
|
|
|
|
|
400 ~ 10000 ppm
|
|
|