Product Spec:
●Item:GT-321 PARTICLE COUNTER
●Flow rate:0.1cfm (2.831/min)
●Sensitivity:0-3,000,000.
●Particle Size Pange:0.3um
●Concentration Range:0.3um,0.5um,1.0um.2.0um,5.0u(Selectable)
●Sample Time:1minute total (first reading in 9 seconds,subsequently every 6 seconds)
●Hold Time:adjustable from 1 to 999 seconds
●Keyboard:2-button membrane
●Interface Display :12 character LCD
●Operating temperature:0-50 degrees celsius
●AC Adapter /Charger: AC to DC module ,100 to 240 VAC to 9 VAC at 350 mA typical
●Weight:740g
●Size:152×89×64mm
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