LONROY ISO 14644 Handheld Dust Particle Counter Dust Quantity Detection Device Dust Size Distribution Tester Particle Counter

Item

Technical Parameters

1. Light source

Type: Semiconductor laser

Lifespan: More than 35,000 hours

2. Sampling flow rate

Standard flow rate: 2.83 liters/minute (0.1 cubic feet/minute)

Accuracy: ±5% (at 2.83 L/min)

3. Particle counting

Particle size channels: 0.3μm, 0.5μm, 1.0μm, 2.5μm, 5.0μm, 10μm

Maximum counting capacity: 35,000 particles/liter (≥0.5μm particle size)

Repeatability relative error: <10%

Particle size distribution error: ±30% for the 0.5μm particle size bin

4. Display mode

Screen: Capacitive touch LCD (Liquid Crystal Display)

Information display: Real-time concentration bar graph, equivalent concentration calculation value, real-time airflow value, cleanliness true grade value

Additional information: Time, date, measurement value, temperature, humidity, room number, sampling point, sampling frequency, battery power, status, etc.

5. Data processing

Storage: Automatically records and saves sampling data, with 4GB available storage space

Export: Supports U disk export of data, Bluetooth printer printing of sampling data

Calculation: 95% UCL calculation, can directly display particle concentration (particles, particles/m3, particles/ft3)

6. Battery

Type: Lithium-ion battery, 3.7V, 10000mAh

Battery life: ≥8 hours

7. Operation and connection

Interface: Dual USB high-speed communication interface, can be connected to U disk and computer

Network: Built-in WIFI, Bluetooth, can achieve remote data transmission

Printer: Equipped with an independent Bluetooth printer, can print data in real time

8. Operating environment

Temperature: 0℃~40℃

Humidity: 10%~75%

Sampling gas: Must not contain corrosive gases such as acids and alkalis

9. Storage environment

Temperature: 0℃~45℃

Humidity: 0%~90%RH

10. Alarm settings

Alarm settings are for cleanliness grade alarms