The Pt-100 based low temperature sensor with 1-Wire UNI output contains a Pt-100 TR125 sensor (-190°C to 150°C, PTFE covered cable 2m, Pt100/B) and a 1-Wire UNI converter (Converter 2xPt100 1W-UNI). A second Pt-100 or Pt-1000 sensor can be connected.