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Particulate Matter / PM Sensor - OPC-R2

? Removable fan exit adaptor
? Small size and low power consumption
? Configurable to specific applications
? Pins outs and comms protocol shared with OPC-R1
? Improved detection of sub 0.5 μm particles
? Improved EMC protection

Model Number: OPC-R2
Data Sheet:

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Product Specification

OPC-R2 PM2.5 Sensor Schematic Diagram：

? Reports PM₁, PM_2.5, PM₁₀ (PM_4.25 as an option), plus histograms

? SPI connection for communication and firmware upgrades(SPI interface not included, order code 000-0SPI-00)

? PC software supplied

? Removable fan exit adaptor

? Small size and low power consumption

? Configurable to specific applications

? Pins outs and comms protocol shared with OPC-R1

? Improved detection of sub 0.5 μm particles

? Improved EMC protection

OPC-R2 PM2.5 Sensor MEASUREMENT
Particle range*	μm spherical equivalent size (based on RI of 1.5)	0.30 to 12.4
Size categorisation	Number of software bins	16
Sampling interval	Histogram period (seconds)	2 to 30
Total flow rate	L/min (typical)	0.24
Max particle count rate	particles/second	10,000
Max coincidence probability	%concentration at 10⁶ particles/L	0.7
* Based on 50% detection efficiency at 0.35μm
OPC-R2 PM2.5 Sensor POWER
Measurement mode	mA (typical)	110
Standby mode	mA (typical)	< 5
Voltage range	VDC	4.8 to 5.2
Switch-on transient	mW for 1ms	< 5000
OPC-R2 PM2.5 Sensor KEY SPECIFICATIONS
Digital interface	(No data storage)	SPI Mode 1
Laser classification	as enclosed housing	Class 1
Temperature range	℃	-10 to 40
Humidity range	% rh (continuous)	0 to 95 (non-condensing)
Warranty	months	12
Weight	g	< 30