Main chip: the LM393, MQ-8 gas sensor
Working voltage: DC5V
With a signal output instructions.
Dual signal output (TTL level output and analog output)
TTL output valid signal for low level. (when the low output electric signal lights at
ordinary times, can be directly pick up SCM)
Analog 0 ~ 5 v voltage, the higher the concentration, the higher the voltage.
High sensitivity to hydrogen
Can be resistant to ethanol steam, LPG (petroleum), smoke interference
Has a long service life and reliable stability
Quick response recovery features
Size: 35 x 20 x 21mm/ 1.4" x 0.79" x 0.83" (L*W*H)
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