Product

Handheld Particle Counter

Model

3889

Particle Measurement

Sizes

6 channels (0.3, 0.5, 1.0, 3.0, 5.0, 10.0μm)

Flow Rate

0.1CFM (2.83L/min)
Accuracy: ±5% (Compliant with JIS B9921 and ISO21501-4)

Maximum Measurable Concentration

10% for 2,000,000 particles/CF
(compliant with JIS B9921 and ISO21501-4)

Counting Efficiency

50±20% (for PSL particles near the minimum measurable size)
100±10% (for PSL particles of 1.5 to 2 times as large as the minimum measurable size)
(Compliant with JIS B9921 and ISO21501-4)

False Count

≦1 particle/5 minutes
(Compliant with JIS B9921 and ISO21501-4）

Size Resolution

≦15% (for PSL particles near 0.3μm)
(Compliant with JIS B9921 and ISO21501-4)

Display

4.3 inch color LCD, Resistive touch panel

Communication

Standard

USB (Host: for printer and USB flash memory, Device: for PC)

Stand (option)

RS485, Ethernet, and WiFi connection points in the base/stand

Recording Media

Media

Internal memory

Number and Format

Up to 10,000 records in CSV format

Language

English, Japanese, Chinese, and Spanish

Power

Internal Supply

Li-ion rechargeable battery (Replaceable)

External Supply

AC adapter - Input 100 to 240 V

Continuous Operation Time

5 hours (Single measurement)

Operating

Main Body

From 10 to 40 ℃, from 0 to 85%RH (With no condensation)

Environment

Probe

From 0 to 50 ℃, from 2 to 98%RH (With no condensation)

Dimension

W213 X H100 X D55 mm

Weight

650g

Hydrothermal
Measurement
(Available as an
option for the 6-
channel portable
particle counter)

Measurement Range

(Temperature) From 0 to 50℃
(Humidity) From 2.0 to 98.0％RH

Display Resolution

(Temperature) 0.1℃
(Humidity) 0.1％

Humidity Accuracy

±3.0% (30 to 85%RH), ±5% (other range of humidity)

Temperature Accuracy

±0.5℃

Response Time

Approximately 60 seconds or less (90％ response)