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Detection Channels

Detection Range

Counting Efficiency

Manufacturer SKU

ISO Class

Terra Part # Price Ships in
6 and 8 Channels 0.3 - 25 µm 50% @ 0.3 µm, 100% > 0.45 µm Solair 3100 ISO 7 1510-42 77819 $10,294 15-20 Days 2
Ships Free Free shipping in contiguous USA
6 and 8 Channels 0.3 - 25 µm 50% @ 0.5 µm, 100% > 0.75 µm Solair 5100 ISO 7 1510-43 77820 $10,294 60-70 Days 3
Ships Free Free shipping in contiguous USA
6 Channels 0.3 - 25 µm 50% @ 0.3 µm, 100% > 0.45 µm Solair 3350 ISO 7 1510-44 77821 $13,888 60-70 Days 4
Ships Free Free shipping in contiguous USA
6 Channels 5 - 100 μm 50% @ 5.0 µm Solair Boulder ISO 7 1510-45 77822 $9,677 60-70 Days 5
Ships Free Free shipping in contiguous USA
8 Channels 0.1 - 1.0 μm 50% @ 0.1 µm; 100% for particles > 0.15 µm per ISO 21501-4 Solair 1100LD ISO 7 1510-41 77818 $23,984 60-70 Days 6
Ships Free Free shipping in contiguous USA
Detection Channels
Detection Range
Counting Efficiency
Manufacturer SKU
ISO Class
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Usually Ships in:
Free shipping in contiguous USA
Custom-configured product. Contact Terra by phone, chat or email for a project-specific quote.
Custom-configured product. Contact Terra by phone, chat or email for a project-specific quote.
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Product Details
Product Details
  • Available ISO Ratings: ISO 7, ISO 8
  • Solair particle counters in 6-ch and 8-ch models for cleanroom particle monitoring
  • Cleanroom certification ISO 21501-4 Compliant on Solair 1100ld, 3100 and 5100 models
  • Pass/fail report wizard for ISO-14644-1, EU GMP Annex 1, and FS-209E report formats
  • •  Light source: Laser Diode or Extreme Life Laser Diode
  • Size range: from 0.1 um to 100.0 um
  • Solair 1100LD model features:  8-channels, sensitivity range from 0.1 - 1.0 μm, a 1.0 CFM (28.3 LPM) flow rate, designed for ISO Class 1 to Class 7 cleanrooms
  • Solair 3100 model features: 6-channels, sensitivity range from 0.3 - 25.0μm, a 1.0 CFM (28.3 LPM) flow rate; designed for ISO classes 1-8 cleanrooms
  • Solair 3350 model features: 6-channels, sensitivity range from 0.3 - 25.0 µm, a 100 LPM flow rate; designed for ISO classes 1-8 cleanrooms
  • Solair 5100 model features: 6-channels, sensitivity range from 0.5 - 25.0μm, a 1.0 CFM (28.3 LPM) flow rate; designed for ISO classes 1-8 cleanrooms
  • Solair Boulder model features: 6-channels, sensitivity range from 5.0 - 100.0 um and a 28.3 LPM flow rate
  • Light source: Long Life Laser Diode (1100LD), Extreme Life Laser Diode Technology with >20-year Mean Time To Failure (MTTF)
  • All models include: Operating Manual on CD; Isokinetic Sample Probe with Tripod and Tubing; Purge Filter; Power Cable and Spare Fuse; LMS XChange and Express Software; Printer; Printer Paper
  • Applications: cleanroom certification, troubleshooting, routine testing, compressed gas testing, HEPA filter scanning, HEPA filter challenge testing, environmental testing
  • Zero Count Level<1 count / 5 minutes (per JIS B 9921) on 3100, 3350, 5100 and Boulder models
  • Flow Rate: 1.0 CFM (28.3 LPM) (1100LD, 3100, 5100); 100 LPM (3350); 28.3 LPM (Boulder)
  • Calibration Meets ISO 21501-4 calibration using NIST traceable PSL spheres, DMA and condensation Particle Counter Security: Integrated alarm buzzer and external alarm connector, alarms on counts, low battery, sensor failure
  • Sample Output
  • 1100LD Model: Internally filtered to 100% @ 0.1 μm, optional HEPA filtration for cooling system exhaust
  • All other models: Internally filtered to HEPA standards (>99.97% @ 0.3 μm)
  • Features on all models: stainless steel enclosure; icon-driven 5.7 - inch (14.47 cm) color TFT touch screen display; USB, Ethernet, RS-485, Secure Data Transfer to and Storage on USB Flash Drive; automatic, manual, beep, concentration, cumulative/differential count modes; rotating buffer (includes particle and environmental data, location and time); Languages English (U.S.), French, German, Italian, Spanish, Chinese, Russian, Japanese, Korean
  • Vacuum Source: Internal closed-loop controlled pump. Allows the use of 3/8" ID sample tubing of up to 12 meters (40 feet) @ 50 & 100L
  • Optional Environmental Sensors(up to 4) temperature/relative humidity, air velocity, differential pressure or others
  • Supporting Software (sold separately): LMS Express, LMS Express RT, LMS Pharma
  • Optional channels available on all Solair Airborne Particle Counter models

Particle Counters

  • Solair Airborne Particle Counter Tutorial on Sample Settings by LWS Solair Airborne Particle Counter Tutorial on Sample Settings by LWS
  • Solair Airborne Particle Counter Tutorial on Alarm Settings by LWS Solair Airborne Particle Counter Tutorial on Alarm Settings by LWS
  • Solair Airborne Particle Counter Tutorial on Alarm Settings by LWS Solair Airborne Particle Counter Tutorial on Security Settings by LWS
  • Solair Airborne Particle Counter Tutorial on Alarm Settings by LWS Solair Airborne Particle Counter Tutorial on Training Reports Function by LWS
  • Solair Airborne Particle Counter Tutorial on location function by LWS Solair Airborne Particle Counter Tutorial on Locations Function by LWS
Solair Airborne Particle Counter Tutorial on Sample Settings by LWS
Solair Airborne Particle Counter Tutorial on Alarm Settings by LWS
Solair Airborne Particle Counter Tutorial on Alarm Settings by LWS
Solair Airborne Particle Counter Tutorial on Alarm Settings by LWS
Solair Airborne Particle Counter Tutorial on location function by LWS
Features & Benefits

Features and Benefits

Products Compliant With Your ISO Rating

Provide Terra with your desired ISO rating. We will tailor the product to meet your rating and supply a certificate of compliance appended to your invoice, to be included in your compliance package. All certificates are archived in Terra's system for quick retrieval.

Protecting Personal Information

Terra is committed to ensuring that our customer’s personal information is secure. In order to prevent unauthorized access or disclosure, Terra has developed procedures to safeguard and secure information collected online and offline.

Global Customer Base

At Terra, we are committed to providing top-tier equipment to customers throughout the world. Over the past 5 years, clients in over 100 countries have purchased equipment from Terra.

Top-Tier Clients

Terra’s key customers include some of the largest research labs, production facilities and universities in the world
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