Portable Low Volume Air Sampler Pump – ZR-3620 | JUNRAY

JUNRAY ZR-3620 is a portable low-volume air sampling pump for collecting gaseous samples during environmental monitoring.

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The ZR-3620 Low Volume Air Sampler is a compact portable device designed for collecting gaseous samples in environmental monitoring and pollution source pipelines. The instrument uses a precision sampling pump to extract air samples and ensure reliable quantitative collection through stable flow control and synchronized timing.

With its lightweight design and integrated battery, the ZR-3620 is suitable for field environmental monitoring, industrial hygiene sampling and laboratory analysis applications.

Advantages

Compact and lightweight portable design
Integrated high-precision electronic flowmeter for stable sampling flow
Multiple sampling modes including immediate, timed and fixed volume sampling
Self-contained battery for extended field operation
Wide range of sampling methods including activated carbon tube and liquid absorption sampling
OLED display providing clear operational visibility

Main Features

Sampling flow ranges depending on model	ZR-3620A: 10 – 200 mL/min ZR-3620B: 0.1 – 1.5 L/min ZR-3620C: 1 – 5 L/min
Maximum sampling volume	up to 999.999 L
Sampling time setting	1 min – 99 h 59 min
Flow accuracy	±2.5%
Atmospheric pressure range	60 – 130 kPa
Operating temperature	−20 °C to 55 °C
Power supply	DC 15 V
Dimensions	160 × 90 × 53 mm
Weight	450 – 500 g depending on model

Typical applications

Environmental air sampling
Industrial hygiene monitoring
Gas and VOC sampling
Pollution source monitoring
Laboratory air sample collection

Additional Information

Designed for accurate low-flow air sampling in environmental and occupational monitoring programs.
Multiple sampling methods allow flexibility for different gas and vapor analysis techniques.
Portable design enables reliable field sampling in industrial and environmental applications.

What should you check before choosing this product?

Before choosing this product, compare sampling flow ranges depending on model, maximum sampling volume, sampling time setting, flow accuracy. Confirm that the specified configuration matches the intended measurement and installation requirements.