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Gilian Dustlight Personal Real-Time Dust and Particulate Monitor

Occupational Safety and Environmental Measuring Instruments

Gilian Dustlight personal direct-reading dust and particulate monitor

Real-Time Personal Dust Monitor • PM1 • PM2.5 • PM4 Respirable • PM10

Gilian Dustlightis a laser photometer-based, real-time personal dust monitor worn on the worker. By making shifts in dust concentration visible within seconds, it aids on-site identification of high-exposure tasks, processes, and the efficacy of control measures. With its compact 149-gram enclosure, colour display, green-amber-red traffic light indicator, acoustic alarm, mobile app, and data logging, it equips occupational hygiene teams with a rapid decision-support layer complementing gravimetric sampling.

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Important methodological note: Dustlight is a direct-reading / screening instrument. The manufacturer's instruction manual explicitly states that the instrument does not replace gravimetric analysis or substance-specific laboratory analysis required for statutory exposure assessments. The most effective deployment approach is to rapidly identify high-risk tasks and control requirements via real-time monitoring, subsequently validating findings with standard gravimetric and laboratory methods where required.

Product Videos

Gilian Dustlight – product overview and field application

Gilian Dustlight product overview and field application
Gilian Dustlight product overview and field application
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Gilian Dustlight – real-time personal dust monitoring

Gilian Dustlight real-time personal dust monitoring
Gilian Dustlight real-time personal dust monitoring
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Gilian Dustlight – measurement, data and app features

Gilian Dustlight measurement, data and app features
Gilian Dustlight measurement, data and app features
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Technical Specifications

Technical Table
Measuring PrincipleLaser-based photometry
Particulate FractionsPM1, PM2.5, PM4 respirable fraction, and PM10 fraction
Particle Size Range0.3–10 µm
Concentration Range0–10,000 µg/m³
Measurement Interval / Logging Period1–60 seconds depending on selected mode; approx. 30 seconds for initial stable measurement
PM1 and PM2.5 Accuracy Information*0–100 µg/m³: ±5 µg/m³ and ±5%; 100–5,000 µg/m³: ±10%
Respirable Dust and PM10 Fraction Accuracy Information*0–100 µg/m³: ±25 µg/m³; 100–5,000 µg/m³: ±25%
Dimensions69 × 69 × 32.5 mm (excluding clip)
Weight149 g
Battery1700 mAh Li-ion; up to 7 hours in Continuous mode, up to 20 hours in Standard mode, up to 40 hours in Eco mode
Operating Temperature / Humidity-10…+50 °C / 0–80% RH
AlertsHigh-visibility LED, colour LCD, acoustic alarm, and app notifications
MountingKlick-Fast modular wearable mounting system
ApprovalsCE, UKCA, FCC, cTUVus
Laser SafetyClass 1 laser per IEC 60825-1:2014

* Sensor performance figures from manufacturer technical datasheet; Grimm Model 11-D and Arizona A1 test dust specified as test reference. For real-world field calibration, select the appropriate dust profile from the pre-configured Material Configurations tab.

Gilian Dustlight Accessories and Order Codes

Accessory codes from manufacturer's Rev B user manual. Specify instrument configuration and existing kit contents when ordering; repurchasing identical parts may not be required.

811-2304-01

Klick Fast® Chest Harness

Accessory for chest-worn deployment of Dustlight. Confirm required Klick Fast attachment connector compatibility with your existing instrument.

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Gilian Dustlight Product Images and Kit Options

Gilian Dustlight personal dust monitor product image
Gilian Dustlight 6-unit kit and carrying case
Gilian Dustlight outdoor protected carrying case
Gilian Dustlight PC and mobile phone applications

Why Gilian Dustlight?

Real-Time Exposure VisibilityDisplays sudden surges in dust concentration without delay; facilitates pinpointing high-exposure tasks and process stages.
PM1 / PM2.5 / PM4 / PM10Monitors PM1, PM2.5, PM4 respirable fraction, and PM10 fraction via laser photometry across a 0.3–10 µm particle size range.
Traffic Light + Acoustic AlarmGreen, amber, and red LED alerts alongside colour screen and acoustic alarm provide immediate feedback to operative and site team.
149 g Wearable DesignCan be secured to clothing, belts, and carrying accessories using the Klick-Fast mounting system; suited to personal field use.
Mobile App and Data LoggingMeasurement logging, trend evaluation, threshold setup, and data export can be managed via the mobile application.
Complements Gravimetric SamplingHelps pinpoint areas requiring corrective intervention without awaiting laboratory findings; enables smarter planning of statutory sampling strategies.

Measurement and Standards Approach

ISO 7708 and EN 481: In occupational hygiene, particulate exposure is evaluated not solely by total PM, but by health-relevant fractions defined by penetration into the respiratory tract, including inhalable, thoracic, and respirable. Dustlight's PM4 respirable approach and PM10 fraction monitoring simplify aligning real-time site assessments with this health-based particulate sizing framework.

NIOSH direct-reading guidanceemphasises that real-time respirable dust monitors are effective tools for identifying peak-exposure tasks within shifts, evaluating the efficacy of engineering controls and work practices, and observing when exposures rise across a time series. In optical instruments, mass concentration is not determined by direct weighing; because it is computed from light scattering and algorithms, gravimetric comparison specific to the on-site aerosol enhances measurement accuracy.

NIOSH 0600 and similar methods rely on collecting respirable particulate using a cyclone and filter followed by gravimetric weighing. Dustlight should be used alongside—not in place of—this formal gravimetric method to streamline sampling planning and control strategies. Particularly in respirable crystalline silica applications, OSHA 29 CFR 1926.1153 requires characterising employee exposure via personal breathing zone samples and validated laboratory analysis.

OSHA approach: Manufacturer documentation positions Dustlight as a real-time system complementing gravimetric sampling. This approach enables early identification of high-exposure tasks and swift corrective action while maintaining standard sampling and laboratory procedures required for regulatory compliance.

Material Configurations: Silica, Welding Fumes, Wood Dust, and More

Dustlight's response can be adapted via software configurations based on the density and optical properties of different materials. According to manufacturer documentation, several substance profiles are available on Professional and Enterprise tiers in addition to the standard “Mixed Dusts” profile; the software can incorporate country-specific statutory limit values where defined.

Silica / Quartz DustProfile based on quartz-containing Arizona Road Dust reference; for real-time trend evaluation across operations such as stone, concrete, cement, and sand handling.
Welding FumesProfile based on comparative measurements from processes such as TIG, MIG, and manual metal arc welding; for rapidly evaluating welding tasks and fume extraction performance.
Wood DustProfile for woodworking processes including sanding, sawing, and routing. The manufacturer specifically highlights that inhalable hardwood limits and respirable measurements represent distinct concepts.
Oil MistProfile matched to the optical characteristics of fine oil/emulsion mists generated from metalworking fluids in turning, milling, and grinding operations.
Aluminum OxideDedicated calibration profile for high-density, reflective Al₂O₃ dusts generated during grinding, polishing, and abrasive blasting processes.
Diesel Particulate Matter (DPM)Profile engineered for carbonaceous diesel particulate agglomerates in tunnels, underground mining, and enclosed operations running diesel plant.

The manufacturer also offers custom profiles for materials such as silica gel, fumed silica, and precipitated silica under paid configuration packages. When aerosol composition changes, the most accurate approach is to correlate real-time optical data with gravimetric sampling and, where necessary, laboratory compositional analysis.

Dustlight Software Plans

Basic – FreeMobile app, general dust profile, CSV event file, and basic respirable dust PDF report. Mobile app activation is required for instrument configuration.
ProfessionalBasic features plus advanced event PDF, TWA/STEL calculation, additional material profiles, and cloud-based web access, storage, and device management.
EnterpriseProfessional features plus advanced data analytics, trend/report queries, fleet management, role and hierarchy permissions, and centralised data sharing.

Sectors and Applications

Occupational Health and Industrial Hygiene
Construction, Concrete and Stone Processing
Metal Fabrication and Welding
Woodworking and Furniture Industry
Tunnelling, Mining and DPM Monitoring
R&D and Industrial Processes

Alternative and Complementary Products

Depending on your requirements, real-time particulate monitors and standard gravimetric air sampling solutions can be deployed together.

TSI SidePak™ AM520 and AM520iTSI SidePak AM520 / AM520iAdvanced portable alternative for personal real-time aerosol and dust monitoring.VIEW → TSI DustTrak 8530 Direct-Reading Dust Oil Mist PM Measurement Monitoring InstrumentTSI DustTrak IIFor site surveys, process engineering analysis, and broader real-time aerosol evaluations.VIEW → Gilian GilAir Plus personal air sampling pumpGilian GilAir PlusFor supplementing Dustlight data with standard sampling across gravimetric filter and air sampling methods.VIEW →

Frequently Asked Questions About Gilian Dustlight

Which particulate fractions does Gilian Dustlight monitor?
The instrument monitors PM1, PM2.5, PM4 respirable fraction, and PM10 fraction in real time using laser photometry. Measurement range is 0–10,000 µg/m³, and detectable particle size range is 0.3–10 µm.
Does Dustlight replace gravimetric dust sampling?
No. The manufacturer manual states that Dustlight readings are intended as screening real-time measurements and do not replace gravimetric or substance-specific analyses required for statutory exposure compliance. The recommended approach is to utilise both methods in tandem.
Are dedicated settings available for silica, welding fume, and wood dust?
Yes. Material configurations such as silica/quartz, welding fumes, wood dust, oil mist, aluminum oxide, and DPM are available on Professional and Enterprise plans. These profiles assist in adjusting measurement response to the density and optical characteristics of different materials.
Can the instrument be used in explosive atmospheres?
No. Gilian Dustlight is not intrinsically safe, and the manufacturer explicitly states that it must not be used in potentially explosive atmospheres.
Can technical support and product selection assistance be obtained from NOVEL?
Yes. NOVEL provides support for Gilian/Sensidyne instruments in application analysis, correct instrument and software plan selection, designing combined gravimetric sampling and real-time monitoring strategies, and after-sales technical support.
You can visit the original website
Brand and support in Turkey: Gilian / Sensidyne Turkey — NOVEL Ltd. You can contact the NOVEL technical team for product selection, application consultancy, air sampling, and real-time dust monitoring solutions.

Notice: Technical specifications have been prepared based on the manufacturer's current documentation. In optical dust monitors, aerosol characteristics may influence measurement response. Applicable regulations, standard sampling protocols, and laboratory analytical requirements must be verified independently for statutory exposure assessments. For current product configurations and appropriate measurement strategies, info@novel.com.tr you can contact NOVEL at

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