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Product picture of Thermometer with RTD or TC insert TM121

iTHERM ModuLine TM121

Thermometer with RTD or TC insert complete with manufactured thermowell produced from pipe material

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  • Measuring principle

    Resistance Temperature Detector

  • Characteristic / Application

    metric style
    modular temperature assembly
    universal range of application
    with neck
    incl. thermowell / protection tube (metal)

  • Thermowell / protection tube

    welded protection tube or to be used with thermowell

  • Insert / probe

    Basis Sensortechnologie

  • Outer diameter protection tube / Insert

    9x1,25 mm
    11x2 mm

  • Max. immersion length on request

    up to 1.000,0 mm (39'')

  • Material protection tube/ thermowell

    316L (1.4404)

  • Process connection

    M20x1.5, M27x2, M33x2
    Compression fitting:
    NPT1/2", G1/2", G1"
    DN25 DN40 B1
    ASME 1" 150 RF
    ASME 1" 300 RF
    ASME 1 1/2" 150 RF
    ASME 2" 150 RF
    ASME 2" 300 RF

  • Tip shape


  • Operating temperature range

    Basic PT100 TF:
    -50 °C …200 °C
    (-58 °F …392 °F)
    Typ K:
    max. 1.100 °C
    (max. 2.012 °F)

  • Max. process pressure (static)

    depending on the configuration

  • Accuracy

    Class A acc. to IEC 60751
    Class B acc. to IEC 60751
    Class standard acc. to ASTM E230
    Class 2 acc. to IEC 60584-2

  • Response time

    t90 around 100 s
    depending on configuration

  • Integration head transmitter

    yes (4 … 20 mA; HART)