OPC-6303M Laser Particulate Counting Sensor

Three-Channel Output, Real-Time Particle Counting Output & TSP Output
Direct Measurement of Suspended Particles
Designed for Clean Room, Precision Measurement Applications


  • Output available in pcs/m3, pcs/L and pcs/28.3L
  • Constant current fan ensures consistent sampling
  • Laser diode and sampling fan with industry leading reliability and repeatability
  • Intelligent alarming functions



Measured Particle Size 0.3µm, 0.5µm, 1.0µm, 2.5µm, 5.0µm, 10µm
Response Time 1 second
Temperature Range ’32˚F to 113˚F (0˚C to 45˚C)
Humidity Range ‘0 to 95% RH
Supply Voltage 12VDC
Supply Current <1amp
Communication Interfaces  RS485, RJ45 (optional), 4-20mA (optional)
Dimensions 85mm x 74mm x 24.9mm
Life Expectancy 3+ years


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