Standard TDT - User Manual

The Acclima Series SDI-12 Soil Moisture Sensor uses the industry standard SDI-12 interface for communicating with a Data Recorder or other SDI-12 equipped controller device. The SDI-12 communications standard is digital serial data communications hardware and protocol standard based on 1200 baud, ASCII character communications over the three-wire BUS. The SDI-12 Series is compliant with Version 1.4of the SDI-12 standard. Version 1.4is the latest standard at the time of this printing November, 2017.