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If the integrity of your data is mission critical as it is in GMP regulated industries, if risk mitigation of data errors and sensor failures matters to you, if you need to wipe down your sensors frequently or you use VHP for room sterilization, the ApexR will delight you and become the solid foundation you need in a solid Environmental Monitoring Program.


Remote Particle Counter

Apex R3 – Remote Particle Counter

Airborne Particle Counter

Apex R5 – Remote Particle Counter


  • 0.3 – 10 μm / 0.5 – 10 μm Particle Size Range
  • 1.0 CFM Flow Rate
  • 3,000 Records Data Storage
  • Self-Diagnostics
  • Web Browser
  • Smart Bracket
  • Validation Mode
  • Built-in Alarm Light
  • 2 years warranty


Delivering the utmost data integrity, risk mitigation, and environmental compatibility, the ApexR3 & ApexR5 Remote Particle Counter is unmatched in the industry. Designed with enhanced self-diagnostics for risk mitigation, the ApexRemote provides you with the utmost confidence in your data. With its minimum detection of 0.3 / 0.5 μm and a long life laser diode sensor, the ApexR5 provides unmatched performance, accuracy, and reliability. The sloped front face and optional sealed connection provide you with compatibility for decontamination processes including VHP. The ApexR5 stands alone in the industry and is truly best in class.

R 5104 | R 5104 V | R 5104 PN

Remote Airborne Particle Counter

Remote With Centralized Pump

Remote Particle Counter India


Airborne Particle Counter India

Remote With Pump


Incorporating the latest in laser optical particle counting technology, Lighthouse designed the Remote 5104 for continuous trouble-free operation.

With a minimum sensitivity range of 0.5 µm and a flow rate of 1.0 CFM, the Remote 5104 provides continuous real-time data collection at a cost-effective price per point.

Using an external vacuum source, the Remote 5104 provides versatile mounting options and can be installed where space is at a premium.

The Remote 5104 will integrate seamlessly into the large facility monitoring and management systems.

Key Features

  • 0.5 – 25 µm Particle Size Range
  • 1.0 CFM (28.3 LPM) Flow Rate
  • 4 Channels of Simultaneous Data
  • RS-485 Modbus Output
  • Meets 21501-4 Standards
  • Status Indicators
  • External Alarm Output
  • Stainless Steel Enclosure
  • Facility Monitoring Systems Interface
  • Versatile Mounting Options
  • External Vacuum Source
  • Designed for Reliability