Temperature sensors TBT

Category Tag
  • Reliable operation through rugged design and high-quality materials
  • Very good long-term stability, accuracy and linearity
  • Quick and safe installation
  • Convenient system integration even in narrow installation spaces
  • Optimal solutions for individual requirements due to versatile configurability


The TBT is a universal purpose Pt100 resistance thermometer with a splash-proof die-cast aluminum housing for the temperature measurement in liquids and gases. It can be adapted to specific applications through its various available process connections and insertion lengths. The TBT is available with various connection threads, with or without compression fittings. Wetted parts are made from high-grade stainless steel 1.4571. Besides its Pt100 output signal, the TBT is available with an integrated transmitter with output signal 4 mA … 20 mA.

At a glance
  • Pt100 element, accuracy class A according to IEC 60751
  • Measuring ranges –50 °C … +150 °C and –50 °C … +250 °C
  • Wetted parts made from corrosion resistant stainless steel 1.4571
  • Various mechanical adaptations and insertion lengths
  • Pt100 (4-wire) or 4 mA … 20 mA (2-wire)
  • Cable gland M16 x 1.5

Technical data overview

Measuring range –50 °C +150 °C

–50 °C +250 °C

Accuracy of sensor element Class A according to IEC 60751
Accuracy of the opt. measuring transducer ≤ ± 0.1 % of span
Signal outputs and maximum ohmic load RA Pt100, 4-wire, 4 mA … 20 mA, 2-wire (RA ≤ (L+ – 10 V) / 0.028 A [Ohm])
Electrical connection Cable gland M16 x 1.5, IP65 1)

Cable gland M16 x 1.5, IP67