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Detection Channels

Detection Range

Counting Efficiency

Flow Rate

Manufacturer SKU

Terra Part #PriceShips in
2 Channels0.2 - 2.0 μm50% @ minimum channel size, 100% for particles >1.5 X - 2X channel particle size0.1 CFMApexR02 1510-48 77827 $3,5785-10 Days2
2 Channels0.3 - 5.0 μm50% @ minimum channel size, 100% for particles >1.5 X - 2X channel particle size0.1 CFMApexR03 1510-49 77828 $2,6445-10 Days3
2 Channels0.3 - 5.0 μm50% @ minimum channel size, 100% for particles >1.5 X - 2X channel particle size1 CFMApexR3 1510-46 77825 $3,2795-10 Days4
2 Channels0.5 - 10 μm50% @ minimum channel size, 100% for particles >1.5 X - 2X channel particle size0.1 CFMApexR05 1510-50 77829 $2,5315-10 Days5
2 Channels0.5 - 10 μm50% @ minimum channel size, 100% for particles >1.5 X - 2X channel particle size1 CFMApexR5 1510-47 77826 $2,6885-10 Days6
Detection Channels
Detection Range
Counting Efficiency
Flow Rate
Manufacturer SKU
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Product Details

  • 2-channel laser diode models with 3,000 storage in 0.2, 0.3 and 0.5 um minimum detection sizes
  • Remote access via webserver and concentration limits suitable for ISO 1-8 cleanrooms
  • Enclosure compatible with industry standard decontamination processes and ISO 21501-4 compliance
  • Real-time monitoring system used in GMP regulated industries and VHP room sterilization
  • Transfers particle count data with RS-485 (using MODBUS RTU or ASCII)
  • Applications: GMP regulated industries, VHP room sterilization, bio-decontamination, pharmaceutical production, manufacturing vaccines and other drugs
  • Flow Rate for Apex3 and Apex5: 1 CFM (28.3 LPM), 1/4” inlet and outlet fitting
  • Flow Rate for ApexR02, ApexR03 and ApexR05: 0.1 CFM (2.83 LPM), 1/8” inlet and outlet fitting
  • ApexR3: 0.3, 0.5  μm channel sizes
  • ApexR5: 0.5, 5.0 μm channel sizes
  • ApexR02: 0.2, 0.3 μm channel sizes
  • ApexR03: 0.3, 0.5 μm channel sizes
  • ApexR05:  0.5, 5.0 μm channel sizes
  • Self-Diagnostics: Laser power supply, laser current, laser power, photo detector power supply, background voltage, photo detector health
  • Provides risk mitigation and environmental compatibility
  • Versatile mounting option when used with an external vacuum source ideal in small environments
  • Feature of all models: Ethernet or Serial communication, 3,000 data storage, validation mode, alarm light, 304 stainless steel enclosure, OLED display, additional channel sizes available
  • Modbus Protocol: TCP or RTU or ASCII
  • External Vacuum Requirements;: Nominal 1.0 CFM 18" (45.72 cm) of Hg
  • Light Source: Laser Diode
  • Calibration: Designed for ISO 21501-4 Compliance
  • Zero Count Level: <1count/5 minutes per ISO 21501-4
  • Counting Efficiency: 50% @ minimum channel size, 100% for particles >1.5 X - 2X channel particle size
  • Concentration Limits 1.0 CFM: 1,000,000 particles/[email protected]% (34,300,000/m3) coincidence loss suitable for ISO classes 1-8 cleanrooms
  • Concentration Limits 0.1 CFM: 4,000,000 particles/[email protected]% (137,200,000/m3) coincidence loss suitable for ISO classes 1-8 cleanrooms
  • Software: LMS Express, LMS Express RT, LMS Pharma
  • Smart Bracket: Wall Mount Flush, Wall Mount Through Base, Wall Mount Through Wall

Particle Counters

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  • Lighthouse ApexRemote Series Connection to a Mobile Device by LWS Lighthouse ApexRemote Series Mobile Device Connection by LWS
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Features & Benefits

Features and Benefits

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

Catalog of CE-Marked Products

Terra offers over 1,700 CE-marked products configured for international voltage requirements

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