Delta-T Devices SM300 Quick Start Manual

Soil moisture and temperature sensor
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SM300
Soil Moisture and Temperature Sensor
Quick Start Guide
Version 1.3
Delta-T Devices Ltd

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Summary of Contents for Delta-T Devices SM300

  • Page 1 SM300 Soil Moisture and Temperature Sensor Quick Start Guide Version 1.3 Delta-T Devices Ltd...
  • Page 2 SM300 overview Data Loggers Cables Installation © 2014 Delta-T Devices Ltd Page 2...
  • Page 3: Cables And Accessories

    Push the SM300 into the soil until rods are fully inserted. Ensure good soil contact. Alternatively  Dig a trench, and install horizontally (see Overview diagram). Note: Extension tubes are available for installing the SM300 in an augered hole. © 2014 Delta-T Devices Ltd Page...
  • Page 4 Press to save or Esc to discard the reading.  Remove the SM300 from the soil and move to a new location...  If you have saved data, connect your HH2 to a PC and run HH2Read to retrieve the readings.
  • Page 5: Data Loggers

     Using DeltaLINK logger software (version 2.4* or later) configure channel 1 or 2 by choosing “SM300” and channel 3 or 4 by choosing “SM300 Temperature” from the sensor menu. For configuration details see the GP1 Quick Start Guide.
  • Page 6 CH61- or 62-  Configure the DL2e logger channels by selecting the appropriate SM300 sensor types from the LS2Win sensor library. You need Ls2Win version 1.0 SR6 or later*. For configuration details see the DL2e User Manual. * Download the latest version of the Ls2Win logger software from www.delta-t.co.uk...
  • Page 7 Convert SM300 Voltages to Soil Moisture Readings Note: The SM300 output is automatically converted to soil moisture when using an HH2 meter or Delta-T data loggers. Example  V = 0.294 volts Take a reading with the SM300 either ...
  • Page 8: Specifications

    Do not touch the rods or expose them to other sources of static damage, particularly when powered up.  Keep the SM300 in its protective tube when not in use.  Ensure that the connectors are clean, undamaged and properly aligned before pushing the parts together.

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