3516

Resistive Humidity Sensor Module Hygristor HR31 Analog Module

2493
5 9
$4.28
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Description

Size: 54mm X 11mm x 15mm
the main chip: LM393, humidity sensing probe
the working voltage: DC 3-5V

Characteristics:
1. with the signal output indicator, active low output light;
2. with a TTL level signal and analog signal output;
3. humidity output valid signal is low, the sensitivity is adjustable;
4. widely used in the occasion of detecting humidity, raindrops, the output TTL level signals;
5. with mounting holes to facilitate fixed installation;
6. the circuit board output switch, can be directly connected to the microcontroller IO port;
7. the humidity detection response time less than 20 seconds;
8. Humidity detection range :20 - 90RH.



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