Lasair® III 110 Laser Diode-Based Particle Counter

上海仪舶实验室自动化 25-01-23 13:04:50

Lasair® III 110 Laser Diode-Based Particle Counter

The Lasair® III 110, employing a laser diode, is an authentic 0.1 µm particle counter with a flow rate of 1.0 CFM. It provides a broad range of features along with unparalleled precision. This model ensures lower operational costs and is designed for reliability and durability, backed by a three-year warranty on its laser.

Benefits

Reduce Defects

Actual detection of 0.1 µm particles

Full range of accessories for monitoring in different applications

Real-time measurement of yield-impacting particles

Increase Productivity

Quiet operation enhances the working environment

Interfaces with Facility Net software for comprehensive data management

Cost-Effective

Critical orifice configuration can use house vacuum for aerosol manifold applications

Easy to clean/wipe down; designed to minimize particle traps

Eliminates the need for frequent, costly laser cleaning

Long-lasting cooled diode with a 3-year laser warranty

Rugged, chemical-resistant, stainless steel casing

Users can use the same particle counter for ISO Class 1 – 9 applications

Features

Diode laser

Eight user-adjustable size channels ranging from 0.1 to 5.0 µm

It incorporates up to four environmental sensors

Applications

Monitoring of cleanrooms and mini environments

High-sensitivity applications

Filter testing

Manifold sampling (as performed with the Aerosol Manifold II)

Monitoring process gas (using a High-Pressure Diffuser)

Ultraclean zones (ISO 1–2)

Specifications

Source: Particle Measuring Systems

. .
Channel thresholds 0.1, 0.15, 0.2, 0.25, 0.3, 0.5, 1.0, and 5.0 μm by default – All 8 channels are user-adjustable
Counting efficiency 50% @ 0.1 μm
Flow rate 1 CFM (28.3 LPM)
Calibration Materials traceable to US National Institute of Standards and Technology (NIST); ISO 21501-4 Compliant
Test methodology 0.1 μm particles verified by Differential Mobility Analysis; larger sizes verified by transmission electron microscopy
Maximum concentration @ 10% coincidence loss: > 950,000/ft3 (optional diluter required for ISO Class 8+); automatic coincidence alarm
Zero count level Exceeds JIS (Japanese Industrial Standards), allowing use in ISO Class 1 and ISO Class 2 rooms
Laser source Laser diode, 6 W (de-rated to 2.5 W), 810 nm, infrared
Laser cooling Thermoelectric chilling (Peltier cooler), heat sink, dedicated cooling fan
Vacuum 1/4” barbed fitting. Requires > 15 in Hg
Warranty 3-year warranty on laser module, 2-year warranty on other components
Communication modes Ethernet (PMS Protocol, Modbus TCP) or RS-232; four 4-20 mA outputs (3 particle, 1 status)Pulse/TTL Output
Environmental sensors Optional Temp/RH probe; integrates up to 4 external sensors via 4-20 mA input
Remote operation Use Facility Net software to control remotely
Data and sampling security Stored data records cannot be altered; sampling recipes can be password-protected
External surface Stainless steel chassis and anodized aluminum chassis, all ESA/ESD compliant
Cleaning materials Bleach, ethyl/isopropyl alcohol, peroxide/quaternary ammonium solutions
Dimensions (l, w, h) 11.0 x 12.5 x 18.5 in (28.0 x 31.8 x 47.0 cm)
Weight 29.6 lb (13.4 kg)
Power 100 – 240 V, 3 A, 50 – 60 Hz
Operating environment and sample conditions Temperature: 15 – 30 °C (59 - 86 °F); Humidity: 1 – 95% non-condensing; Ambient pressure @ altitudes from 0 – 7,000 ft (0 – 2,134 m)
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