The Series I-2 Immersion Sensor Assemblies are designed for immersion temperature applications and installations for building automation systems. The unit is constructed with a waterproof 6" (15 cm) length 304 SS probe and a polycarbonate enclosure. The assembly can be threaded directly into a 1/2" NPT well (sold separately) or 1/2" saddle fitting. Series I-2 immersion sensor assemblies are available with a Pt 100Ω or Pt 1000Ω RTD sensor.