Humidity sensor with HR202 sensor with humidistat function

Air humidity sensor - HR202 sensor, LM393 voltage comparator, TTL digital output with detection threshold adjustable by potentiometer, active output when humidity is lower than the set threshold, power supply 3.3–5VDC, dimensions 32 × 14 mm, connection via VCC pins, GND, DO, designed for integration into your own electronic projects, requires professional installation

In stock 10 pcs
Expected shipping: 29.09.2026
Sale price €1,18 Regular price €1,34
HADEX  |  SKU: 09830122  |  Barcode: 8596425094691

Product description

Moisture sensor to detect and adjust the ambient humidity detection threshold.


Technical parameters:

- humidity sensor: HR202
- voltage comparator LM393
- digital output TTL with adjustable detection threshold (potentiometer)
- an active state is when the wolf value is lower than the threshold
- power 3.3-5VDC
- size 32×14mm

Connection:

- VCC - + power pole 3.3-5V
- GND - - power pole
- DO - TTL digital output

The product is not a self-functional unit, it requires professional assembly.

Product parameters

Documents to download