Optical Dust Sensor, 0-3000mg/m2

The optical dust sensor detects particles ≥5μm with a concentration range of 0–3000mg/m² and operates on a 12–30V power supply. It supports UART and PWM output with 3.3V interface levels (L<0.8V, H>2.7V), ideal for vacuum cleaners, sweepers, mite removers, and smart detectors.

Specification

Feature

• Wide Voltage Supply Compatibility: The sensor supports a wide voltage range and can be powered directly by the PWM signal line of a drive fan, providing flexibility in various applications.
• Compact and Flexible Design: Utilizes an emission and reception separation structure, resulting in a compact size. This makes the sensor suitable for installation in complex and constrained environments.
• High Measurement Precision: Capable of detecting minimum particle sizes as small as 10μm at wind speeds of 12 m/s, ensuring accurate monitoring even in challenging conditions.
• Fast Response Time: With a response time of less than 0.3 seconds, the sensor provides real-time monitoring for immediate feedback.
• Wide Measurement Range: Supports two options for dust concentration measurement: 0-999 mg/m² and 0-9999 mg/m², making it adaptable for various detection needs.
• Low Power Consumption: Features energy-efficient operation with an active current of less than 30mA and standby current below 0.5mA, ideal for long-term use in battery-powered systems.
• Versatile Application Scenarios: Suitable for integration into vacuum cleaners, robotic sweepers, air purifiers, and other intelligent detection devices, offering a broad range of usage scenarios.

Size (Unit:mm)

Interface Definitions

	PIN1	VCC
	PIN2	GND
	PIN3	SET
	PIN4	RX
	PIN5	TX
	PIN6	RESET
	PIN7	Reserved
	PIN8	PWM
	PIN9	GND
	PIN10	VDD
	PIN11	R
	PIN12	G
	PIN13	Y

Tips: What makes the sensor suitable for use in vacuum cleaners or sweepers?

The optical dust sensor’s fast response time (≤0.3 seconds) and high sensitivity to dust particles make it ideal for real-time monitoring in vacuum cleaners, robotic sweepers, and other cleaning devices. It helps these machines adjust their suction power based on the dust concentration, improving cleaning efficiency and optimizing energy usage. Its compact size and low power consumption further ensure seamless integration into portable devices.