User manual

IDUINO for maker’s life
www.openplatform.cc
Specification
Main chipset: LM393
Rated voltage: 1.5V Max. Sine wave rated power: 0.2mW
Max. Sine wave working frequency: 500Hz~2kHz
Using temperature: 0~60'C
Using humidity: Below 95% RH
Hysteresis: <=2% RH
Response time: <= 20s (Hygroscopic), <= 40s (Out of wetting)
Stability: <= 1% RH / year
Accuracy: <= 5% RH
Relative humidity: At 25'C 1kHz 1V
(Sine wave) humidity: 60%RH
Central value: 31kohm
Impedance range: 19.8~50.2kohm
With signal output indication
Single signal output
The output signal is low
To detect humidity output switch quantity in some occasion
No driver needed
Directly connected to microcontroller
Pinout
Pin
Description
Gnd
Ground
Vcc
Power 5V/DC
OUT
Signal out pin
Example:
Wire connection as below:
Vcc---------------5V
Gnd--------------Gnd
OUT--------------A5