TBI-I Bi-Metallic Thermometer

Brand: KOBOLD Instruments, Inc.

The bimetallic thermometers are used on site for Direct temperature measurement. A wide range of standard versions allows a variety of applications. Furthermore special versions are manufactured to customer specification.

The device is installed Directly or by screwing into a thermowell according to DIN. The measuring element of the bimetallic thermometer is a fast-response bimetallic helix.

It is manufactured from two cold-welded strips of metal with Different thermal coefficients of expansion and it becomes twisted as a function of temperature. The rotary motion is transferred with low friction to the pointer.



  • Category 1 (According to DIN 16203)

BSP Connection

  • G 1/2" Male


  • Adjusting Pointer

Enclosure / Body Material

  • 304L Stainless Steel

Materials of Construction

  • 316Ti Stainless Steel - Immersion Tube
  • Aluminum - Dial & Pointer


  • 270°

Sensor / Probe Diameter

  • 0.31" (8 mm)

Sensor / Probe Length

  • 63 - 250 mm

Supply Pressure - Maximum

  • psi: 362.6 (kPa: 2,500, bar: 25)

Temperature Range

  • -30° to 500° C (-22° to 932° F)

Window Material

  • Instrument Glass

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