QRAE Personal Gas Monitors

Portable Multi-Gas Monitor

RAE QRAE Plus Four-Gas Monitor

The QRAE Plus is a full-featured, compact, one-to-four sensor confined space gas detector. Its features include easy-to-change, externally accessed battery packs (available in both alkaline and rechargeable versions) and water- resistant case design. The rechargeable, Lithium-ion battery pack provides up to 20 hours of continuous operation. The QRAE Plus includes 16,000 data logging points of storage capacity for download to PC compatible with Windows 98, NT, 2000, and XP. Click here for QRAE Plus Brochure

  • With 11 sensors to choose from, the QRAE PLUS Multi-Gas Monitor allows you to measure up to 4 gases.
  • Plug-in smart sensors for LEL, O2, H2S, CO, SO2, NO, NO2, CL2, HCN, NH3, and PH3
  • Sensors are easily replaced in the field
  • Built-in sample draw pump with optional
  • sample probe
  • Displays 4 gases simultaneously and the concentrations
  • Water and dust resistant with protective rubber boot
  • 16,000 point data logging capacity (standard)
  • Audible and visual alarms
  • Smart battery charger keeps unit ready to go
  • One button calibration with auto zero capability
  • Operates for 20 hours on a rechargeable lithium-ion battery pack, and includes alkaline battery adapter for emergency operation

Applications (An excellent meter in a variety of confined space entry and other air monitoring applications)

Confined space entry

  • Utility work such as sewers, manholes, and tunnels
  • Waste water treatment plants
  • Mining and excavation industry
  • Landfill operations
  • Grain silos
  • Trenches, silos, railcars
  • Coal Mines & Steel Mills

Refineries and petrochemical plants

  • Power plants
  • Drilling operations
  • Steel mills
  • Tank farms
  • Ocean going vessels
  • Utility vaults
  • Marine & off-shore drilling
  • Plant Shutdowns