Kanomax 3887 handheld particle counter 3 channels

Manufactory: Kanomax
Model: 3887
Range: 0.3 um-5.0um, 3 channels
Calibrated sizes: 0.3 um, 0.5 um, 5.0um
Flow Rate: 0.1 cfm (2.83 l/min)
Light Source: Laser Diode
Counting Efficiency: 50% at 0.3 um; 100% for particles > 0.45 um (ISO 21501-4)
Zero Count: Less than 1 count / 5 minutes (ISO 21501-4)
Coincidental Loss: Less than 5% at 2,000,000 particles/cf
Sampling Time: 1 sec - 99 min 59 sec (1 second increment)
Sampling Frequency: 1 - 99 or continuous
Count Modes: Single, Repeat, Continuous, Calculation, Remote and ISO mode
Display: LCD20 letters, 4 lines
Interface: RS232C or RS485
Baud Rate: 9600 bps
Buffer Memory: 10,000 sample records
Power Supply: 4 x AA Batteries, 3 hrs with1600mAh Batteries
AC Adapter: 5VDC at 2.5A, 100 - 240VAC, 50 to 60 Hz
Vacuum Source: Internal pump, flow controlled
Dimensions: W 4.3 x D 2.7 x H 7.7 inch (108 x 68 x 196 mm)
Weight: 1.5 lbs (680 g)
Accessories: Isokinetic Probe,AC Adapter, Zero Filter, Battery & Charger Utility Software, Communication Cable
Warranty: 12 months

Options: Thermal Printer, Printer Cable, Carrying Case, Tripod