product information:
Product Name: Carbon dioxide detection sensor module (with analog signal output, TTL level signal, temperature compensation output),
working voltage: DC 6V
Features:
1, with signal output indication;
2, dual signal output (analog output and TTL) Flat output);
3, TTL output valid signal is low. (When the output is low, the signal light is on, it can be directly connected to the single-chip microcomputer)
4. The analog output is 0-2V;
5. It has high sensitivity and good selectivity to carbon dioxide
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