The MMD1003E is a miniaturized carbon monoxide sensor module. It uses electrochemical principles to detect CO in the air. It has a built-in temperature sensor for temperature compensation; it also has digital and analog voltage output for easy use. The MMD1003E is designed and manufactured by sophisticated circuit.
Portable instruments
Air quality monitoring equipment
Air purifiers, fresh air ventilation systems, air conditioners
Smart home devices and other places
High sensitivity
High resolution
Low power consumption
Long service life
UART data output mode
High stability
Excellent anti-interference ability
Temperature compensation
Excellent linear output
| Target gas | Carbon Monoxide |
| Interfering gas | Hydrogen |
| Output method | UART output ( 3.3 V level ) |
| Operating Voltage | 3.7V ～ 5.5V |
| Preheat time | 10 seconds |
| Response time | ≤ 60 seconds |
| Recovery Time | ≤ 60 seconds |
| Measurement range | 0 ～999.9ppm |
| Resolution | 0.1ppm? |
| Accuracy | ≤±0.5ppm or ±5% of the test value, whichever is greater |
| Working temperature | -2 0 ～ 50 ℃ |
| Working humidity | 15%RH-90 % RH (no condensation) |
| Storage temperature | 0 ～40℃ |
| Life time | 5 years (in air) |
| Module dimension | Length 17.8mm × width 17.7mm × height 9mm |
| Pin pitch | 2.0mm |
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