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iTHERM ModuLine TM121

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

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Endress+Hauser
SKU: TM121

Highlights

  • Measuring Principle/ sensor type: Pt100, Thermocouple type K
  • Measuring Range: -50 to 650 °C (-122 to 2012 °F)
  • Accuracy:For RTD: ± (0.1 + 0.0017 · absolute value °C); For TC: ±1.5 °C (-40 to 375 °C), ±0.004 . absolute value °C (375 to 1000 °C)
  • Respnse Time(t90): 60 to 100 s
  • Bluetooth® connectivity with SmartBlue App (optional)

Details

RTD or TC assembly characterized by basic sensor technology, application in non-hazardous areas, standard extension neck, low-cost unit. The devices are available with optional Bluetooth®-enabled head transmitters with 4 to 20 mA output or HART® communication, providing enhanced measurement accuracy and reliability compared to directly wired sensors.

General Information
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Measuring principlePt 100 or
TC type K
Measurement temperature rangePt100 thin-film: -50 to 200 °C (-58 to +392 °F);
Thermocouple TC, type K: -40 to 650 °C (-40 to 1202 °F)
Sensor accuracyClass A acc. to IEC 60751;
Class B acc. to IEC 60751;
Class standard acc. to ASTM E230;
Class 2 acc. to IEC 60584-2
Sensor response time t50 / t90RTD insert t90: 90 s or 100 s;
Thermocouple (TC) insert t90: 60 s or 90 s
Input / Output
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OutputDirectly-wired sensors- sensor measured values forwarded without a transmitter
Via transmitter: 4...20 mA
Communication protocolHART
Transmitter output type4...20 mA
Mechanical Data
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Process connectionThread: G1/2", NPT1/2",M20x1.5, M27x2, M33x2
Compression fitting: NPT1/2", G1/2", G1"
Flanges: DN25 DN40 B1, ASME 1"/1 1/2"/2" 150/300 RF
Sensor tip shapeStraight
Immersion length rangeStandard: 50, 100, 150, 200, and 250;
On request: up to 1000 mm (39'')
Wetted material316L (1.4404)
Terminal head materialAluminum; polyester powder coated
Housing materialAluminum; polyester powder coated
Degree of protectionMax. IP66 (NEMA Type 4x encl.), depending on the design (terminal head, connector, etc.)
Surface roughnessRa ≤ 0.76 µm (0.03 µin)
Electrical Data
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Cable entryDeapends on Terminal head, Thread: G ½", NPT ½", M20x1.5, M16x1.5
Certification / Approvals
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Other Approvals/ CertificationCE, PED, 3.1 Certificate
Additional Information
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Ambient temperature rangeWithout mounted head transmitter: -50 to 150 °C (-58 to 302 °F) varies for cable glands and connectors;
With mounted head transmitter: -40 to 85 °C (-40 to 185 °F);
With mounted head transmitter and display: -20 to 70 °C (-4 to 158 °F)
Storage temperatureWithout mounted head transmitter: -50 to 150 °C (-58 to 302 °F) varies for terminal heads, cable glands and connectors; With mounted head transmitter: -40 to 85 °C (-40 to 185 °F); With mounted head transmitter and display: -20 to 70 °C (-4 to 158 °F)
Maximum allowable pressure50 bar (725.2 psi)
Shock resistanceYes
Vibration resistanceYes
Electromagnetic compatibility (EMC)IEC/EN 61326
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  • 30-day return policy
  • Official reseller
  • Expert engineering support
  • Free delivery in the EU
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  • 30-day return policy
  • Official reseller
  • Expert engineering support
  • Free delivery in the EU
Product Details