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Home  >  Products  >  Instrument and Equipment Series  >  Particle Counter  >  GT-321 Handheld Particle Counter (Single Channel)

GT-321 Handheld Particle Counter (Single Channel)
GT-321 Handheld Particle Counter (Single Channel)
  • GT-321 Handheld Particle Counter (Single Channel)
  • GT-321 Handheld Particle Counter (Single Channel)

  • Specification/ Manual : GT-321 Handheld Particle Counter (Single Channel)
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The GT-321 Handheld Particle Counter is a portable particle counter that counts particles down to 0.3 microns using scattered laser light.
GT-321 Handheld Particle Counter gives you portability and reliability at the lowest price in the industry.

Specifications of GT-321 Particle Counter
Measurement Method: Scattered laser light
Particle Size Range: >0.3, >0.5, >1.0, >2.0, and >5.0 μm (selectable)
Concentration Range: 0 – 3,000,000 particles per cubic foot (105,900 particle/L)
Accuracy: ± 10% to calibration aerosol
Sensitivity: 0.3 μm
Flow Rate: 0.1 cfm (2.83 lpm)
Sample Time: 1 minute total (first reading in 9 seconds, subsequently every 6 seconds)
Hold Time: Adjustable: 1 to 999 seconds
Light Source Laser diode, 30 mW, 780 nm
Power 6V Ni-MH self-contained battery pack—provides 8 hours
of typical intermittent operation, up to 5 hours continuous use
AC Adapter/Charger AC to DC module, 100 – 240 VAC to 9 VDC @ 350 mA typical
Communications RS-232
Certifications Meets or exceeds CE, ISO, ASTM, and JIS international certifi cations
Display 16-character LCD
Keyboard 2-button membrane
Size Height = 6.25” (15.9 cm) Width = 3.65” (9.3 cm)
Thickness 2.0” (5.1 cm)
Weight 1.74 lb - 28 oz (0.79 kg)
Operating Temperature 0º C to +50º C
Storage Temperature -20º C to +60º C


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