• Handheld Particle Counter
  • Handheld Particle Counter
  • Handheld Particle Counter
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Handheld Particle Counter

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  • Price

    Price on request   ≥1piece

  • Model Number

    P311

  • Data Sheet

  • Package

    Original packaging

  • Specs

    P311

  • Quantity

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Product Description

Handheld Particle Counter
Model P311

The P311 handheld particle counter measures 0.3 µm to 5.0 µm with a flow rate of 0.1 CFM (2.83 LPM). 

Only 1.26 lb (0.57 kg), user-friendly and easy to configure, this handheld particle counter displays up to 3 size channels on its 3.5" LCD display. 

The P311 stores 8,000 sample records that can be viewed on the unit or on a computer via USB cable. The P311 complies with ISO 21501-4 and includes a one year warranty. With excellent quality and reliable performance, the Airy Technology P311 is the best priced handheld particle counter in the market.

P311 Handheld Particle Counter Features & Benefits
• Measures 0.3 µm to 5.0 µm
• 0.1 CFM (2.83 LPM) flow rate
• Measures 3 channels of simultaneous data
• Weighs only 1.26 lb (0.57 kg)
• Long life laser diode
• USB output
• Removable and rechargeable AA batteries
• Includes carrying case, battery charger and download software
• Stores up to 8,000 sample records and 199 sample locations
• View data recorded on-screen or via computer
• Large color LCD display
• Concentration limit of 4,000,000 per ft³
• Complies with ISO 21501-4 and JIS B9921 standards
• Lightweight high-impact injection molded plastic enclosure
• Easy to clean and wipe down
• 1 year limited warranty


P311 Handheld Particle Counter Specifications

Size Range
 		0.3 to 5.0 µm
Channel Sizes
 		Channel 1: 0.3/0.5 µm; Channel 2: 0.5/1.0/2.0/2.5 µm; Channel 3: 5.0 µm
Counting Efficiency
 		50% at 0.3 µm; 100% for particles > 0.45 µm (per JIS)
Concentration Limits
 		4,000,000 particles / ft 3 at 5% coincidence loss
Light Source
 		Long life laser diode
Zero Count Level
 		<1 count / 5 minutes (per JIS B9921)
Flow Rate
 		0.1 CFM (2.83 LPM)
Calibration
 		NIST traceable
Sample Probe/Tubing
 		Isokinetic sampling probe and probe for tubing
Sampling Modes
 		Manual, automatic, ISO 1 , cumulative/differential, count/concentration
Sampling Time
 		1 second to 99 minutes 59 seconds (Configurable)
Sampling Frequency
 		1 to 1,999 cycles or continuous (Configurable)
Sample Output
 		Internal HEPA filter
Vacuum Source
 		Internal pump
Communication Interface
 		USB
Data Storage
 		8,000 sample records
Display
 		3.5" (8.9 cm) 320 x 240 LCD
Power
 		DC 5V 1A (Mini USB TYPE-B)
Battery
 		Removable AA Ni-MH
Dimensions (L x W x H)
 		7" x 3.5" x 1.9" (17.8 cm x 9 cm x 4.7 cm) does not include probes
Weight
 		1.26 lb (.57 kg)
Standards
 		ISO 21501-4 and JIS B9921
Warranty
 		1 year limited warranty
Operating Conditions
 		5 to 35°C, 20% to 95%RH non-condensing
Storage Conditions
 		-20 to 50°C, Up to 98%RH non-condensing
Included Accessories
 		Operating manual on USB Key, AC adapter, isokinetic inlet, probe for tubing, USB
cable, purge filter, data download software, 4 x AA batteries with charger, calibration 
certificate, & carrying case