HR202 Humidity Detection Sensor Module

HR202 Humidity Detection Sensor Module is the environmental humidity detection sensor. It can detect the humidity of the surrounding environment, adjustable sensitivity (blue digital potentiometer adjustment), Operating voltage 3.3V-5V, board PCB size: 3cm * 1.6cm, power indicator (red), and digital switch output indicator (green) and comparator with LM393 chip, which is stable.

• Adjustable Sensitivity, External GND.
• Detect Ambient Humidity.
• Provided with a Fixed Bolt Hole, Convenient to Install.
• Power Indicator Light & Digital Output Indication Lamp.
• Using LM393 Chip for Stable Work.
• DO Small Digital Outputs Interface (0 & 1).
• Adjustable trigger level from preset.
• LEDs indicating output and power.

MODULE INTERFACE SPECIFICATION (4-WIRE):

• VCC external 3.3V-5V
• GND external GND
• DO small plate switch digital output interface (0 and 1)
• AO board analog output interface

PACKAGE INCLUDES:
1 x HR 202 Humidity Detection Sensor Module.