1. Enviro Technology Services plc
Particulate Monitors
and Samplers
New product development, and the ability to
introduce innovative monitoring solutions to a wide
range of markets and applications, are the hallmarks
of Enviro Technology’s business philosophy. Nowhere
is this more visible than in the field of particulate
monitoring and sampling. APPLICATIONS
• Real-time ambient
Enviro Technology offers the widest choice of particulate monitoring equipment air quality
in Europe ranging from hand-held particulate counters and monitors through to monitoring (urban,
network compatible, real-time ambient air dust monitors and gravimetric dust rural, roadside)
samplers. For PM10, PM2.5, PM1.0, Sub-PM1.0 and TSP • Gravimetric
sampling – single
No fewer than three EU CEN 1234/1-compliant monitors and samplers are included
or multiple filters
in the product range: the single-filter ‘Kleinfilter’ (EU Reference Method), the 47/50
15-filter sequential sampler (utilising the ‘Kleinfilter’ pump module), and the SM 200 • Industrial hygiene
combined beta-attenuation mass monitor with 40-filter gravimetric sampler. monitoring
(Health & Safety)
Continuous particulate analysers in the range include the SM 200 combined mass
monitor and 40 Filter gravimetric sampler and the universally popular BAM 1020, • Indoor air quality
monitoring (IAQ)
both of which have been granted 'equivalency' status in the 2005-2006 DEFRA
inter-comparison and are suitable for use on any UK and overseas air quality • Clean-room
monitoring
network, including the AURN.
applications
www.et.co.uk

2. Particulate Monitors and Samplers
Real-Time Ambient
Dust Monitors
BAM 1020 SM 200
The BAM-1020 automatically measures and records The SM 200 is the most
the concentration of airborne particulate matter in advanced real-time, particulate
BAM 1020 real time using the field-proven beta-attenuation analyser/sampler currently
proven EU technique. available. The instrument is
equivalency*
unique in that, in one
Internationally approved (US EPA) and capable of
small, bench or rack-mounted box, it combines a
being calibrated against EU CEN 12341 Equipment
real-time beta-attenuation mass monitor producing
Gravimetric Standard, the advanced design
24-hourly averages of PM10 concentration AND a
techniques and ultra reliable mechanism provide a
40-filter sequential gravimetric sampler collecting
reliable, rugged and flexible system for the
24-hour dust filter samples.
measurement of PM10, PM 2.5 and TSP.
Tested alongside the EU Reference Method and
Once set-up is complete, an integral
meeting the requirements of CEN 1234-1 (Gravimetric
microprocessor allows fully automatic operation
Sampling), the SM 200 can be used for any dust
whilst accurate measurements are assured by the
monitoring application, including urban ambient air
automatic calibration zero and span check
quality monitoring, and is suitable and compatible for
conducted before each cycle – a feature unique to
use in monitoring networks such as the UK’s
this instrument. This constant evaluation of
Automatic Urban and Rural network (AURN).
operation ensures the highest quality data recovery
of any instrument of its type. Unlike some other dust analysers that, in the UK,
require a multiplication factor to be applied to data
Simple to operate and maintain, the BAM 1020 is
due to the evaporation of volatile particles lost whilst
suitable for stand-alone use or simple integration
passing through the heated collection/measurement
into a system set-up.
unit, the SM 200 requires no such correction factor
• Comfortably fits in compact in normal operation.
roadside enclosures
This is because the SM 200 does not heat the
• Unique self-calibration check sample inlet, rather, the sample inlet is surrounded
• 60 day unattended operation by an outer jacket in which air at ambient
• On-board data logger enables temperature is drawn, thereby maintaining the
logging of other sensors temperature of the particulate matter within the
• UK Equivalent Method* inlet tube close to ambient. This results in non-
volatilisation of any secondary particles that would
• US-EPA Approved normally be driven off at higher temperatures.
As the SM 200 also includes a CEN-1234-1 equivalent
gravimetric sampler, measurements can be checked
against the sampled filters as an additional quality
control parameter.
* UK EQUIVALENCE
This is inherently more accurate than other techniques,
and is unique in that the real-time monitor can be
PROGRAMME FOR
calibrated against the in-built gravimetric sampler on a
regular basis, on site, therefore ensuring high levels of
MONITORING OF data quality assurance and control.
• MCERTS Approved • TÜV Approved
BAM 1020
PARTICULATE MATTER • UK Equivalent Method*
*Shown to meet equivalence criteria set out in the report on
‘UK equivalence programme for monitoring of particulate matter’.
(See www.airquality.co.uk/archive/reports/cat05/0606130952_UKPMEquivalence.pdf)

3. High, Medium and Low Flow
Particulate Samplers
Single Filter “Kleinfilter” LVS-3 HVAS 3000
The LVS3 Small Filter Device is TA Luft and CEN The HiVol 3000 High Volume Air Sampler has
EN 12341 approved for suspended particulate been designed with four principles in mind - long
matter (SPM), PM10, PM2.5, all dust compounds life, minimal maintenance, ease of operation and
and elemental carbon. The associated MVS6 superb volumetric flow accuracy.
Small Filter Device is identical with the LVS3 but
The HiVol 3000 provides a flexible sampling
fitted with a 6m3 vacuum pump and is suitable
platform for the sampling of PM10, PM2.5 or
for the measurements of dioxin concentrations. HVAS 3000
Total Suspended Particulates and the monitoring
With easy, 3-key, menu-guided operation and of basic meteorological parameters.
equipped with µ-controller, both devices collect
The sampler is microprocessor controlled and
dust samples on filters in a standard, quality-
incorporates ambient temperature and pressure
assured manner. Activation, sampling duration
sensors that are used to automatically maintain a
and sampling intervals are pre-selectable and each
constant volumetric flow rate of typically
has a large, illuminated digital display. To facilitate
67.8m3/hr through a 20 / 25cm filter.
long periods of monitoring without filter changes,
an 8-fold Sampling System may be incorporated. The HiVol 3000 features internal data logging of
temperature, barometric pressure and the volume
of air sampled through the filter. Data from an
optional wind speed and direction sensor may also
be collected and stored. Logged data may be
down loaded through the RS232 port. Current
settings, status and total sample volume and run
time may be viewed on its integral LCD display.
S&L
Single Filter
“Kleinfilter”
LVS-3
Sequential Sampler SEQ47/50
Rugged and of lightweight construction, the
SEQ47/50 is designed for the outdoor sampling
of all PM fractions and dust in all temperatures
and environmental conditions.
The unit is operated and controlled by integrated
LVS3 or MVS6 samplers (Kleinfiltergeräte). The
magazines for the blank and sampled filters are
capable of holding 15 filters each. A cooled inlet
system and enclosed sampled filter magazine
ensures no loss of particulate volatile material. Filter
holders are available for filters of 47 and 50 mm.
The PM10 inlet accords to CEN EN 12341. Sequential
Sampler
SEQ47/50

4. Particulate Monitors and Samplers
Portable Laser Particulate
Air Samplers Analysers
MiniVol Portable Air Sampler E-Sampler
The MiniVol offers a versatile, cost-effective The E-Sampler is the most feature-packed
solution for monitoring PM10, PM2.5, TSP and light-scatter Aerosol Monitor available. Whatever
gaseous pollutants. Compact, lightweight and your monitoring need the E-Sampler will provide
constructed from durable PVC, the MiniVol is accurate, dependable and relevant data. The
ideal for sampling air quality in remote locations. E-Sampler is a dual technology instrument that
combines the unequalled real-time measurement
The unit will operate from either
of light scatter with the accuracy standard of filter
AC or DC power supply whilst an
methods. The simple filter loading process testifies
integral, rechargeable, lead-acid
to the seamless blending of both technologies.
battery pack will provide up to 24 E-Sampler
sampling hours. The slim profile
of the unit enables discreet Aerocet 531
mounting and the small size and Particulate Mass Monitor and Particle counting in
low noise output makes it ideal for monitoring a single unit. The 531 combines hand-held
air quality in the work place or public facility. portability with highly precise measurements.
Data records are stored in memory and may be
transferred to a PC using the supplied software or
printed using the optional portable printer.
A remarkably flexible, higher performance
Aeroset 531
instrument featuring:
• Operates as either a particulate counter
or mass monitor
• Battery-operated, hand-held
• Two channel particle counter
• PM1, PM2.5, PM7, PM10 or
Total Suspended Particulates
As a mass particular monitor, particles are
detected, sized and counted in multiple size
ranges. Mass conversion is made using standard
conversion factors, or by using user-programmable
factors based on unique conditions. The particle
mass can be displayed as PM1, PM2.5, PM7,
PM10 or Total Suspended Particulates.
When configured as a particle counter, size-based
particle counts are displayed as cumulative
(counts above threshold) above 0.5 and 5.0
microns, the two most popular size ranges.
Monitoring
for Life
EnviroTechnology Services plc
Advanced Environmental Systems - Sales, Hire and Services
Kingfisher Business Park, London Road, Stroud, Gloucestershire, GL5 2BY
Tel: +44 (0)1453 733200 Fax: +44 (0)1453 733201 Email: info@et.co.uk
www.et.co.uk