AEROTRAK 9303 Handheld Particle Counter

AeroTrak 9303 instrument reports up to 3 particle sizes simultaneously. The middle channel is user selectable for either 0.5, 1.0, 2.0, or 2.5 μm.

The TSI AEROTRAK™ 9303 Handheld Particle Counter offers the most features and flexibility for customers interested in low cost and versatile handheld particle contamination monitoring.

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The 9303 features a sturdy and yet lightweight high-impact injection-molded plastic design for easy handling. The instrument is easy to configure using an intuitive keypad. The internal memory can store up to 1,500 sample records of particle count data which can be conveniently viewed on screen or downloaded using a USB port.

• Size range 0.3 – 10 μm
• 0.1 CFM (2.83 LPM) flow rate
• Up to 3 channels of simultaneous data
• ISO 21501-4 compliant
• USB serial output
• 1,500 sample record storage
• 999 location labels
• Large 3.6-inch display
• On screen data review
• User selectable middle size channel
• Removable Li-ion battery
• Internal audible alarm
• Intuitive keypad menus
• High impact injection molded plastic
• Lightweight – only weighs 1.3 lbs (0.58 kg)

Size Range 0.3 to 25 μm
Channel Sizes 0.3 μm and 5.0 μm fixed; 0.5, 1.0, 2.0, or 2.5 μm selectable middle channel
Counting Efficiency 50% at 0.3 μm; 100% for particles > 0.45 μm (per JIS)
Concentration Limits 2,000,000 particles / ft3 at 5% coincidence loss
Light Source Laser diode
Zero Count Level <1 count / 5 minutes Meets JIS B9921
Flow Rate 0.1 CFM (2.83 LPM)
Calibration NIST traceable
Sample Probe/Tubing Isokinetic sampling probe
Sampling Modes Manual and automatic
Sampling Time 1 second to 99 minutes 59 seconds
Sampling Frequency 1 to 999 cycles or continuous
Sample Output Internal HEPA filter
Vacuum Source Internal pump
Communication Mode USB serial output
Data Storage 1,500 sample records
Status Indicators Low battery, and service
Display 3.6-inch 160 x 160 monochrome LCD
External Surface High impact injection molded plastic
Power 110 to 240 VAC 50 to 60 Hz Universal in-line power supply with country specific plugs
Battery Removable/rechargeable Li-Ion
Battery Life Up to 4.5 hours of continuous use
Recharge Time < 3 hours
Dimensions (L x W x H) 9.1 in. x 6.3 in. x 2.4 in. (23 cm x 11 cm x 6.2 cm) (without isokinetic inlet)
Weight 1.3 lbs (0.58 kg) with battery
Standards CE, JIS B9921, ISO 21501-4
Warranty 1 Year. Extended warranties available
Operating Conditions 41° to 95°F (5° to 35°C) 20% to 95% non-condensing
Storage Conditions 32° to 122°F (0° to 50°C) Up to 98% non-condensing
Included Accessories Operating manual on CD, power supply, battery, isokinetic inlet, purge filter,

• Particle contamination monitoring

Ordering Information
Model 9303 AEROTRAK Handheld Particle Counter


Weight 10 kg
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