Parameter requirements for the CO2 concentration collection module

Basic Requirements

The leakage time of CO2 is 40s to 9000s

Concentration measurement range: 0~50%

Operating temperature range: -5~50 ℃

Collection frequency: 1Hz

Accuracy: ±5%

Power supply mode: A single acquisition module uses battery power alone

Output interface: USB

Other requirements: 1. Each collection module has storage function, and after the experiment, the concentration data can be uploaded to the computer by USB; 2.

2. Acquisition module with protective shell and probe processing to prevent blowing;

3. The data collected by all modules should be at the same time point.