The XR-420 and XR-620 are small, autonomous, submersible 24-bit profiling loggers with 1Hz (6Hz for the XR-620) sampling and capacity to support up to six sensors in the standard enclosure.
These include Conductivity, Temperature, Depth, pH, ORP, Dissolved Oxygen, Fluorescence, Turbidity, Transmittance, PAR, etc. in any
combination. All calibration constants are stored in the logger and recalibration is possible by the end user under suitable conditions.


RBR Europe Ltd.
RBR Europe Ltd.

17, Cratlands Close
OX44 7TU
United Kingdom

+44 (0) 1865 890979

+44 (0) 1865 890979


Technical specifications

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