Common Soil Probe Wiring Guidelines

Common Soil Probe Wiring Guidelines

For your convenience, the description of the probe wire colors is as described in the table below. But, always consult with the probe’s manufacturer for the definitive reference, in case the color assignment changes.
  1. SDI-12 Data connects to terminal “SDI-12”
  2. Power connects to terminal “VAUX”
  3. Ground connects to terminal “GND”
Probe Manufacturer
LSMP/CSMP connectors
SDI-12
GND
VAUX
Sentek
white
green
red
Greenshield
green
yellow
brown
HSTi
blue
green
brown
AquaCheck
blue
green/yellow
brown
EnviroPro
blue
black
red
METER/Decagon
orange
bare
brown

Alert
Important: Please note that while the SDI-12 standard is capable of connecting multiple SDI-12 probes to the same master logger, LSMP device supports one SDI-12 probe at a time. Do not connect more than one probe. Additionally, ensure that the SDI-12 address of the probe must be “0”.

To learn more, see the LSMP Device User Manual and the CSMP Device User Manual



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