TBS09S SDI-12 Master to Modbus Slave Converter

The TBS09S is a converter which connects an SDI-12 sensors to Modbus. It can connect multiple SDI-12 sensors in parallel by setting the corresponding address.


  • Less than 100µA idle current
  • Operating Temperature Range:  – 40°C … + 80°C
  • SDI-12 master to Modbus slave
  • Multiple sensors can be connected
  • SDI-12 Standard V1.3
  • Highly configurable
  • Switched sensor supply voltage output
  • 6 – 16V supply voltage
  • 7mA current consumption when active


  • SDI-12 sensor networks