The DW-18D Intelligent Individual Air Sampler is a fully automatic atmospheric sampler that utilizes a micro single-chip microcontroller for power on/off control, high-performance lithium batteries to ensure your individual sampling work time (8 hours), and features shutdown and countdown control.

This instrument is widely used in environmental health monitoring, occupational health monitoring, indoor environment, and scientific research for collecting samples of toxic substances.

Technical specifications and working conditions

◆ Sampling Flow Rate Range (Optional): 20~500 mL/min, 0.01~0.2 L/min

◆ Flow Error: ≤5%

Flowmeter Accuracy: 2.5 Class

◆ Sampling Time: >8 hours

◆ Timer Range: Any setting within 99 hours and 59 minutes

◆ Timing Error: ≤1‰

Maximum Negative Pressure: ≥ 35,000 Pa

Operating Temperature: -25～45℃

Storage Temperature: -40℃ to +60℃

Atmospheric Pressure: 80KPa ~ 110KPa

Noise: ≤55dB

Relative humidity: ≤85%

Power Supply: 10VDC, 220V50Hz AC

Section II: Instrumentation Kits

Main Unit: 1 Unit

Instrument case         1 piece

Activated Carbon Sampling Clip  1 pc

Instrument backpack        1 set

Charger         1 pc

Manual - 1 copy

Certificate of Compliance  1 copy