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Product picture compact thermometer TMR31

TMR31
Compact thermometer

Metric RTD 4-20 mA compact thermometer for industrial applications

TMR31
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5-year warranty

Engineered for Confidence

Our Fundamental Selection instruments feature an extended 5-year warranty – a clear testament of our trust in their long-term reliability and performance.

Should a warranty case occur, you can count on a fast replacement process and minimal administrative effort – giving you peace of mind when it matters most and helping you keep your operations running smoothly.

Warranty terms apply

The extended warranty is subject to specific conditions. For full details, please refer to the locally applicable General Terms and Conditions (GTC), which can be found on the respective country page of our website.

Filter Measuring / Application task
Filter Measuring / Application task
Measuring / Application task

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  • Measuring principle

    Resistance Temperature Detector

  • Characteristic / Application

    metric style
    compact temperature probe
    fast response time
    threaded process connection
    with or without neck

  • Thermowell / protection tube

    without (not intended to use with thermowell)

  • Insert / probe

    pipe version, isolated wires, not flexible

  • Outer diameter protection tube / Insert

    4,00 mm (0,16")
    6,00 mm (0,24'')

  • Max. immersion length on request

    up to 600,00 mm (23,62'')

  • Material protection tube/ thermowell

    1.4404 (316L)

  • Process connection

    male thread:
    G1/4"
    G1/2"
    NPT1/4"
    NPT1/2"
    M14x1.5
    M18x1.5
    BSPT R1/2"

  • Tip shape

    straight

  • Surface roughness Ra

    0,8 μm (32 μin.)

  • Operating temperature range

    PT 100:
    -50 °C ...200 °C
    (-58 °F ...392 °F)

  • Max. process pressure (static)

    at 20 °C: 100 bar (1.450 psi)

  • Accuracy

    class A acc. to IEC 60751

  • Response time

    t50 = 1 s
    t90 = 2 s

  • Integration head transmitter

    no (4…20mA Signal)

  • Certification

    Marine approval
    UL 3111-1

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