EDM 465 – ULTRA-FINE-PARTICLE COUNTER

Condensation particle counter for environmental monitoring. It comes in a mobile weather housing and is designed for real-time monitoring of ultrafine particles according to CE/TS 16976:2016.

Categories: Environmental Dust Monitoring, Environmental Instruments, Product Range

Description

Description

Functionality: Condensation particle counter

Features:

Real-time monitoring of ultrafine particles according to CEN/TS 16976:2016
Fully automatic 24/7 monitoring system
Temperature controlled weather housing
Energy-efficient sampling with isothermal drying system
Versatile data acquisition and communication (data logger with GSM via internet)
Meteorological sensors

Benefits:

Low maintenance, 30 days unattended operation, remote access
High precision at low and high concentrations
Excellent counting statistics and reproducibility
Low diffusion losses

Applications:

Environmental aerosol research
Mobile monitoring of ultrafine particles
Traffic emission monitoring
Source identification
Epidemiological health studies
Public site and urban monitoring

Technical data

Detection principle	Condensation Particle Counter
Working fluid	n-butanol (n-butyl alcohol)
Output	Particle number concentration / cm³
Particle concentration range	Single count mode: Up to 150,000 particles/cm³Photometric mode: Up to 10⁷ particles/cm³
Reproducibility	Single count mode: > 95%Photometric mode: > 90%
Particle size range	4.0 nm … 1 µmD50 = 7 nm (measured with silver particles)D90 < 14 nm
Response time	trise < 5 stfall < 5 s
Sampling and conditioning	1 m sampling pipe with sampling headIsothermal humidity extraction via Nafion membraneSensor controlled
Sample air flow rate	0.3 l/min, pulse-free carbon vane pumps
Total flow rate	1.5 l/min, ≤ 5% difference to the nominal flow rate
Flow control	Critical orifice with stabilized temperature
Diffusion losses	< 30% for smallest relevant particle size of 7 nm
Weather housing	Stainless steel, powder-coated, thermally isolated, temperature controlled
Climate sensors	Wind speed and direction, precipitation, pressure, temperature relative humidityGPS positioning
Data recording	Data logger and netbook integrated in housing for online dataOptionally on USB flash drive
Connectivity	Data logger, USB, GSM with SIM card for mobile network, analog input for meteorological sensors
Power requirements	110 … 220 VAC, 50 … 60 Hz100 … 150 W
Operating conditions	Ambient temperature: -20 … 40 °C (-4 … 104 °F), RH < 95%Ambient humidity: 0 … 95% RH, non-condensingAbsolute pressure range: 500 … 1,100 mbar
Transport and storage	0 … 50 °C (32 … 122 °F)RH < 95%
Dimensions (H x W x D)	Housing: 49 x 28 x 65 cm (19.3 x 11 x 25.6 in)Total height with sampling pipe and meteorological sensor: 140 cm (55.1 in)
Weight	38 kg (83 lbs)