| الاسم التجاري: | Fluke |
| رقم الطراز: | 985 |
| الـ MOQ: | 1 |
| السعر: | Negotistical |
The Fluke 985 Professional Airborne Particle Counter is designed for precise particle measurement in cleanroom environments and HVAC system inspections, providing reliable data for compliance and quality control.
| Particle Channels | 0.3 μm, 0.5 μm, 1.0 μm, 2.0 μm, 5.0 μm, 10.0 μm |
| Flow Rate | 0.1 cfm (2.83 L/min) |
| Light Source | 775 nm to 795 nm, 90 mW Class 3B laser |
| Counting Modes | Raw counting, cumulative or differential mode using #/m³, #/ft³, #/L |
| Counting Efficiency | 50% @ 0.3 μm; 100% for particles > 0.45 μm (according to ISO 21501) |
| Zero Count | 1 count/5 minutes (compliant with JIS B9921) |
| Concentration Limit | 10% at 4,000,000 particles per cubic foot (according to ISO 21501) |
| Dimensions | 27.2 x 9.9 x 5.3 cm (10.7 x 3.9 x 2.1 in) |
| Weight | 0.68 kg (1.5 lb) |
| Power Adapter | 100 V ac to 240 V ac, 12 V dc, 2.5 A |
| Battery | Lithium battery 7.4 V 2600 mAh, lasts for 10 hours under normal use (5 hours of continuous sampling) |
| Operating Environment | 10 °C to 40 °C (50 °F to 104 °F) / non-condensing relative humidity < 95% |
| Storage Environment | -10 °C to 50 °C (14 °F to 122 °F) / Up to 98% non-condensing |
| Calibration | PSL particles in the air (NIST traceable) |