RBR Standard Loggers

RBRvirtuoso³ und RBRduo³

RBR's standard loggers can measure up to 10 parameters. Numerous configuration options allow for maximum customization for your measurement needs. In addition to RBR's conductivity, temperature and depth sensors, many others, including third-party sensors, can be used with our recorders.


  • 240M readings
  • Up to 32Hz sampling
  • USB-C download
  • Twist activation
  • Wi-Fi ready
  • Fast sampling and tide & wave variants available
  • External power and data output (RS-232 and RS-485) option
  • Shallow (750m) and deep water (10,000m) version available

Available Sensors

  • Conductivity
  • Temperature
  • Pressure (Depth)
  • Dissolved Oxygen
  • Fluorescence
  • ORP (RedOx)
  • PAR
  • pH
  • Transmissance
  • Turbidity
  • Voltage
  • Water Sampler


  • Power 8 AA cells
  • Communication USB-C or RS-232/485
  • Storage 240M readings
  • Clock drift ±60 seconds/year
  • Depth rating 750m or 10,000m
  • Housing Plastic or titanium
  • Size 340mm x Ø63.3mm without sensors
  • Weight Configuration dependent