PM2.5 Particle Sensor

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Product Description

OPC-R1 PM2.5 Sensor Schematic Diagram


• Reports PM1, PM2.5, PM10 plus histograms
• PC software supplied
• Removable fan exit adaptor
• Small size and low power consumption
• Configurable to specific applications

OPC-R1 PM2.5 Sensor MEASUREMENT
Particle range	Spherical equivalent size (based on RI of 1.5)	0.4 to 12.4
Size categorisation	Number of software bins	16
Sampling interval	Histogram period (seconds)	1 to 30
Total flow rate	L/min (typical)	1.6
Max particle count rate	particles/second	10,000
Max coincidence probability	%concentration at 10 6 particles/L	0.84
	%concentration at 500 particles/L	0.24
OPC-R1 PM2.5 Sensor POWER
Measurement mode	mA (typical)	95
Laser on, fan off	mA (typical)	< 5
Voltage range	VDC	4.8 to 5.2
Switch-on transient	mW for 1ms	< 5000
OPC-R1 PM2.5 Sensor KEY SPECIFICATIONS
Digital interface	(No data storage)	SPI Mode 1
Laser classification	as enclosed housing	Class 1
Temperature range	°C	-10 to 50
Humidity range	% rh (continuous)	0 to 95 (non-condensing)
Weight	g	< 30