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AlphasenseModel OPC-R2 -Particle Monitor

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Reports PM1, PM2.5 PM10 (PM4.25 as an option)plus histograms. SPI connection for communication and firmware upgrades (SPI interface not includedorder 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. mproved EMC protection.

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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

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

KEY SPECIFICATIONS

  • Digital interface (No data storage) SPI Mode 1
  • Laser classification as enclosed housing Class 1
  • Temperature range °C -10 to 40
  • Humidity range % rh (continuous) 0 to 95 (non-condensing)
  • Warranty months 12
  • Weight g < 30