Endress+Hauser
Easytemp TMR31

Compact thermometer with Pt100 Sensor

Highlights
  • Response time t50 = 1 s, t90 = 2 s
  • 4-wire, Pt100 or PC-programmable transmitter with 4 to 20 mA output
  • Operating temperature range PT 100:-50 °C ...200 °C (-58 °F ...392 °F)
  • Breakdown information in event of sensor break or sensor short-circuit, adjustable as per NAMUR NE43
  • Marine approval
Product Description

The Easytemp TMR31 is a compact cost-effective thermometer that has been designed for use in all general applications across the process industries. The vibration-proof integrated thin-film sensors guarantee highest operational safety at the fastest response times.

Fields of application
  • Machine building, plant and vessel construction
  • Propulsion technology, hydraulics
  • Heating and cooling circuits, air-conditioning technology
Endress+Hauser

Easytemp TMR31

Compact thermometer with Pt100 Sensor

As low as €76.00
TMR31
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Production Time: 12 working days.
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Response time t50 = 1 s, t90 = 2 s 4-wire, Pt100 or PC-programmable transmitter with 4 to 20 mA output Operating temperature range PT 100:-50 °C ...200 °C (-58 °F ...392 °F) Breakdown information in event of sensor break or sensor short-circuit, adjustable as per NAMUR NE43 Marine approval

The Easytemp TMR31 is a compact cost-effective thermometer that has been designed for use in all general applications across the process industries. The vibration-proof integrated thin-film sensors guarantee highest operational safety at the fastest response times.

Machine building, plant and vessel construction
Propulsion technology, hydraulics
Heating and cooling circuits, air-conditioning technology
More Information
General Information
Configuration / OperationReadWin 2000 PC operating software
Display typeNo display elemet
Measurement temperature range [°C]-50...150 °C without neck
-50...200 °C with neck
Measurement temperature range [°F]-58...302 °F without neck
-58...392 °F with neck
Sensor typeThin film Pt100
Sensor accuracyclass A acc. to IEC 60751
Sensor response time t50 / t90t50 < 1.0 s
t90 < 2.0 s
Transmitter accuracyAs sensor
Storage temperature range [°C]-40...+85°C
Electrical Data
Current consumption (min/max) [mA]min. ≤3.5 mA
max. ≤23 mA
Electrical ConnectionM12 connector with IP69K
Power supply [V]10...35 V DC
Switch on Delay2s
Transmitter response time< 3 s with transmitter
Voltage TypeDC
Input / Output
Communication protocol4...20 mA
Integrated transmitterYes
Transmitter input typePt100 input signal
Transmitter output typeStandard: Pt100, Class A, 4-wire Optional: 4 to 20 mA or 20 to 4 mA
Mechanical Data
Nominal diameter range [DN]3mm...6mm
Degree of protectionIP66/67/IP69K
Housing / Terminal head materialHousing: SS 304
Immersion length range [In]1.18"...7.87"
Immersion length range [mm]30mm...200mm
Process pressure range [Bar]at 20°C: 100 bar
Process pressure range [Psi]at 20°C: 1.450 psi
Process connectionThreaded: G1/4", G1/2", M14x1.5 , M18x1.5, BSPT, R1/2"
Surface roughness0.4 μm (16 μin.)
0.8 μm (32 μin.)
Sensor tip shapeStraight
Wetted material1.4404 (316L)
Additional Information
Ambient temperature range [°C]-40°C...85°C
Ambient temperature range [°F]-40°F...185°F
Electromagnetic compatibility (EMC)NAMUR NE21
Fail Mode DetectionNAMUR NE43
Long term stability≤0.1 K (0.18 °F)/year or ≤0.05%/year
Overvoltage protectionYes
Shock resistance4g / 2 to 150 Hz as per DIN EN60068-2-6
Short-circuit protectionYes
Vibration Resistance4g / 2 to 150 Hz as per DIN EN60068-2-6
Certification / Approvals
Other Appprovals/CertificationMarine approval, UL 3111-1, EAC
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More Information
More Information
General Information
Configuration / OperationReadWin 2000 PC operating software
Display typeNo display elemet
Measurement temperature range [°C]-50...150 °C without neck
-50...200 °C with neck
Measurement temperature range [°F]-58...302 °F without neck
-58...392 °F with neck
Sensor typeThin film Pt100
Sensor accuracyclass A acc. to IEC 60751
Sensor response time t50 / t90t50 < 1.0 s
t90 < 2.0 s
Transmitter accuracyAs sensor
Storage temperature range [°C]-40...+85°C
Electrical Data
Current consumption (min/max) [mA]min. ≤3.5 mA
max. ≤23 mA
Electrical ConnectionM12 connector with IP69K
Power supply [V]10...35 V DC
Switch on Delay2s
Transmitter response time< 3 s with transmitter
Voltage TypeDC
Input / Output
Communication protocol4...20 mA
Integrated transmitterYes
Transmitter input typePt100 input signal
Transmitter output typeStandard: Pt100, Class A, 4-wire Optional: 4 to 20 mA or 20 to 4 mA
Mechanical Data
Nominal diameter range [DN]3mm...6mm
Degree of protectionIP66/67/IP69K
Housing / Terminal head materialHousing: SS 304
Immersion length range [In]1.18"...7.87"
Immersion length range [mm]30mm...200mm
Process pressure range [Bar]at 20°C: 100 bar
Process pressure range [Psi]at 20°C: 1.450 psi
Process connectionThreaded: G1/4", G1/2", M14x1.5 , M18x1.5, BSPT, R1/2"
Surface roughness0.4 μm (16 μin.)
0.8 μm (32 μin.)
Sensor tip shapeStraight
Wetted material1.4404 (316L)
Additional Information
Ambient temperature range [°C]-40°C...85°C
Ambient temperature range [°F]-40°F...185°F
Electromagnetic compatibility (EMC)NAMUR NE21
Fail Mode DetectionNAMUR NE43
Long term stability≤0.1 K (0.18 °F)/year or ≤0.05%/year
Overvoltage protectionYes
Shock resistance4g / 2 to 150 Hz as per DIN EN60068-2-6
Short-circuit protectionYes
Vibration Resistance4g / 2 to 150 Hz as per DIN EN60068-2-6
Certification / Approvals
Other Appprovals/CertificationMarine approval, UL 3111-1, EAC
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