RBRsoloยณ |โ€‰deep and RBRduetยณ |โ€‰deep: abyssal loggers

Our most compact and highly durable loggers for deepwater applications.

  • Depths up to 10000m
  • Any AA battery
  • Long deployments
  • Standard sampling up to 2Hz, and optionally up to 32Hz
  • USB-C download
  • Cabled RBRcodaยณ variants available

Features & Configurations

DEPTHS UP TO 10000m

any AA battery

long deployments

UP TO 32Hz SAMPLING

USB-C download

CABLEDย RBRcoda3 VARIANT AVAIL.

The RBRsoloยณย Tโ€‰|โ€‰deep, RBRsoloยณย Dโ€‰|โ€‰deep, and RBRduetยณย T.Dโ€‰|โ€‰deepย in titanium are small but incredibly strong. Deployable to the bottom of the Marianas Trench, they provide accurate and stable measurements in the most challenging environments. Low power consumption allows for extended schedules on a single battery.

The RBRsoloยณย Tโ€‰|โ€‰deep, RBRsoloยณย Dโ€‰|โ€‰deep, and RBRduetยณย T.Dโ€‰|โ€‰deepย are designed to endure harsh conditions. Titanium housing resists all forms of marine corrosion. Specialized circuitry ensures exceptional signal-to-noise ratio.

Large data storage capacity and reliable battery power facilitate long deployments with higher sampling rates. Downloads are quick with USB-C.ย A dedicated desiccant holder makes it simple to replace desiccant before each deployment.

The calibration coefficients are stored with the instrument, and only one software tool, Ruskin, is required to operate it. Datasets can be read directly in Matlab, or exported to Excel, OceanDataViewยฎ, or text files.

Optional Configurations

RBRsoloยณ T | deep temperature, up to 2Hz sampling
RBRsoloยณ Tโ€‰|โ€‰fast | deep temperature, up to 32Hz sampling
RBRsoloยณ Dโ€‰|โ€‰fastโ€‰|โ€‰deep pressure, up to 2Hz sampling
RBRsoloยณ Dโ€‰|โ€‰deep pressure, up to 32Hz sampling
RBRduetยณ T.Dโ€‰|โ€‰deep temperature and pressure, up to 2Hz sampling
RBRsoloยณ Dโ€‰|โ€‰fastโ€‰|โ€‰deep temperature and pressure, up to 32Hz sampling

Specifications

Physical
Storage ~65 million samples (RBRsoloยณ D)
~130 million samples (RBRsoloยณ T )
~45 million samples (RBRduetยณ T.D )
Power Any AA cell
Communication USB-C
Clock drift ยฑ60 seconds/year
Housing Titanium
Diameter 25.0mm
Length ~240mm (RBRsoloยณ T)
~225mm (RBRsoloยณ Tโ€‰|โ€‰slow)
~230mm (RBRsoloยณ D)
~266mm (RBRduetยณ T.D)
Weight (air) <400g
Weight (water) <70g
Depth rating 10000m
Sampling rates Up to 32Hz
Temperature
Calibrated range -5ยฐC to 35ยฐC
Initial accuracy ยฑ0.002ยฐC
Resolution <0.00005ยฐC
Typical stability ยฑ0.002ยฐC/year
Time constant <0.1s (|โ€‰fast)
<1s (standard)
<15s (|โ€‰slow, embedded thermistor)
Pressure
Range 1000 / 2000 / 4000 / 6000 / 10000m
Initial accuracy ยฑ0.05 full scale
Resolution <0.001% full scale
Typical stability ยฑ0.05% full scale per year
Time constant <10ms

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