Home Precision Environment Aerosol Generation & Conditioning ATM 220 Liquid Aerosol Generator
ATM 220 Liquid Aerosol Generator product image thumbnail
ATM 220 Liquid Aerosol Generator workflow diagram thumbnail
Topas GmbH Liquid Aerosol Generators

ATM 220 Liquid Aerosol Generator

Versatile compressed-air atomizer for reproducible polydisperse aerosols from pure liquids, salt solutions and particle suspensions in filter, cleanroom and research workflows.

Aerosol flow
50–250 L/h
Mass flow
Max. 2 g/h
Particle range
0.01–5 µm
Pressure
0.5–6.0 bar
Broad liquid compatibility 0.01–5 µm Polydisperse aerosol Research and testing
VDI 3491-2 VDI 4258-1 ISO 21083-1

Model Overview

Model Group Positioning Core fit
ATM 220 General-purpose liquid aerosol generator Compressed-air atomizer with broad operating range for pure liquids, salt solutions and suspensions Cleanroom challenge, filter testing, calibration aerosol and laboratory aerosol research

Key Features

Broad operating range

Continuously adjustable pre-pressure provides flexible aerosol concentration for different test conditions.

Multiple aerosol substances

Suitable for pure liquids, salt solutions and PSL suspensions within material-compatibility limits.

High particle production

Produces more than 2 × 10¹⁰ particles per second above 0.02 µm under specified conditions.

Compact laboratory platform

Combines a compact format with standard connections for modular aerosol test chains.

Technical Specifications

Parameter Unit Value / Description
AEROSOL GENERATION
Pre-pressure range bar 0.5–6.0, continuously adjustable
Aerosol volumetric flow rate L/h 50–250
Aerosol-substance mass flow rate g/h Max. 2
Particle production rate #/s > 2 × 10¹⁰ for particles > 0.02 µm
Particle size range µm 0.01–5
Distribution width GSD 1.8–2.2, polydisperse
OPERATING CONDITIONS
Operating gas Dry, particle-free compressed air or pressurised inert gas
Compressed-air supply bar Max. 6
Liquid filling volume mL 10–80
Maximum counter-pressure kPa 20
Outlet connector mm Ø 8 OD
PHYSICAL
Dimensions W × H × D mm 260 × 175 × 220
Weight kg 3.3

Values shown are manufacturer specifications for model selection. Confirm the final configuration, accessories, utilities and calibration scope before ordering.

Applications

Installed-filter challenge aerosol

Generates liquid challenge aerosol for cleanroom and controlled-environment testing.

Efficiency and penetration testing

Provides stable polydisperse aerosol for filter media and complete-filter measurements.

Particle-instrument testing

Supports detector, counter and aerosol-instrument development with adjustable concentration.

Liquids, solutions and suspensions

Offers a flexible source for laboratory studies using different compatible aerosol substances.

Similar Products