Besides, a dysfunctional temperature and humidity sensor can lead to a defective dehumidifier. The DHT22 pinout can help in troubleshooting your system.
Arduino - DHT22 Arduino Tutorial
AM2302 DHT22 Digital Temperature & Humidity Sensor Module for
DHT22 Digital Temperature and Humidity Sensor
Introduction to DHT22 - The Engineering Projects
Introduction to DHT22 - The Engineering Projects
Using the DHT11 Temperature Sensor with the Raspberry Pi - The
DHT22 Sensor Pinout, Specs, Equivalents, Circuit & Datasheet
DHT22 Mounting Bracket with Integrated JST-XH Connector by
DHT22_Temperature_and_humidity_module_SKU_SEN0137-DFRobot
The sensor can be operated with both 3.3V and 5V, it is compatible for connection to all standard boards such as Arduino, RN-Control, Raspberry Pi and
Gowoops 2pcs DHT22/AM2302 Digital Humidity and Temperature Sensor Module for Arduino Raspberry Pi, Temp Humidity Gauge Monitor Electronic Practice DIY
Arduino Humidity Sensor using the DHT22 - Pi My Life Up
Using the DHT22 Temperature Sensor with a WeMos D1 Mini (ESP8266