Laser Particle Sensor w/ Built-In Pump – Model 3720-06

Powerful particle sensor with built-in pump

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The Kanomax Laser Particle Sensor – Model 3720-06 is a state-of-the-art addition to the acclaimed 3700 series of particle sensors, but with a significant enhancement that sets it apart – a built-in pump mechanism!

The 3720-06 incorporates an efficient, integrated pump. This feature simplifies the setup and operation, offering a self-contained unit that can be deployed quickly in various environments.

The unit offers a flow rate of 1 CFM (28.3LPM). The standard particle sizes are 0.5 and 5.0 microns. Optionally measure up to 4 channels, choosing from these available particle sizes: 0.3/0.5/0.7/1.0/3.0/5.0/10.0 microns.

More Information

Navigate the tab section below to see this product’s Features & Benefits, Specifications, Resources, and more.

  • 2-channel particle sensor with Modbus communication via RS485 interface
  • 1 cfm flow rate
  • Data storage: Up to 5,000 measurement
  • Able to connect to a PLC or data logger for facility monitoring applications
  • Can be added to a process or building automation system
  • Fully compliant with ISO21501-4 calibration standard and JIS B9921
  • Configuration software is included for easy user parameter setup
  • Power can be provided via a network connection or AC adaptor
  • Stainless steel housing
  • 3-year warranty included
  • Cleanroom Facility Monitoring
  • Food Industry
  • Aerospace
  • Hospital Surgical Rooms

Main Unit Specifications
Particle Size DistributionStandard sizes: 0.5 and 5.0 microns
Optional sizes: 0.3, 0.5, 0.7, 1.0, 3.0, 5.0, 10.0 microns
*Choose up to 4 channels when you place an order
Counting EfficiencyCompliant with ISO21501-4, JIS B 9921
Flow Rate28.3L/min (1 CFM)
Optical SourceLaser diode
Counting EfficiencyLess than 1 count / 5 minutes
Max Detectable Concentration1,000,000CNT/ft3
Setting ParameterSampling Time: 1 to 60 seconds
Output Range Setting (To be configured for each particle size)
Count: 0-10CNT, 0-100CNT, 0-1,000CNT, 0-10,000CNT
Concentration: 0-10CNT/cf, 0-100CNT/cf, 0-1,000CNT/cf,
0-353CNT/ m3, 0-3,530CNT/m3,
0-35,300CNT/m3, 0-35,300,000CNT/m3
Alarm Setting: 0%-100%
Address Setting: 1-247
Error Output Setting: ON/OFF
Sampling PumpBuilt-in Pump
InterfacesEthernet, RS485, Analog Output (4-20mA)
Communication ProtocolsModbus RTU, Modbus TCP/IP
Power Supply1.) DC Power Supply: DC 15V-28V
2.) AC Adapter: AC 100-240V (50-60Hz), DC 24V
3.) Power over Ethernet: 802.3bt (PoE++)
Operating Environment10 to 30°C (50 to 86°F)/20 to 85%RH with no condensation
Storage EnvironmentTemperature: -10 to 50°C, Humidity: 95%RH or less (Non-condensing)
Dimensions180mm (W) × 110mm (D)× 190mm (H)
Standard AccessoriesUser Manual, AC Adapter, Zero Filter
Optional AccessoriesUSB-RS485 Converter (Model 3716A-20), Converter Connecting Cable (Model 3716A-21),
Isokinetic Probe (Model 3910-07 1CFM), IP65 Enclosure (Model 3720-23)

User Manual


Data Sheet


  • 3910 Zero Filter: Model 3910-04
  • Product Configuration Adapter
  • Isokinetic Air Sampling Probe

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