4 Item Items
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Module Features :
Using high-quality dual-panel design, with power indicator and TTL signal output instructions.
The switching signal having a DO (TTL) output and analog output AO.
TTL output valid signal is low . ( Low-level signal when the output light can be directly connected to the microcontroller or relay module )
Analog output voltage with the higher concentration of higher voltage.
A gas, natural gas, city gas & smoke detector with better sensitivity.
There are four screw holes for easy positioning.
Product dimensions : 32 (L) x 20 (W) x 22 (H)
Has a long life and reliable stability.
Rapid response and recovery characteristics.