Easytemp TMR31
Compact thermometer with Pt100 Sensor
SKU: TMR31
Highlights
- Response time t50 = 1 s, t90 = 2 s
- 4-wire, Pt100 or PC-programmable transmitter with 4...20 mA output
- Operating temperature range PT 100: -50 to 200 °C (-58 to 392 °F)
- Breakdown information in event of sensor break or sensor short-circuit, adjustable as per NAMUR
- Marine approval
Fields of application
- Machine building, plant and vessel construction
- Propulsion technology, hydraulics
- Heating and cooling circuits and air-conditioning technology
Details
The Easytemp TMR31 by Endress+Hauser 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.
General Information
| Measuring principle | Thin film Pt100 |
|---|---|
| Measurement temperature range | -50 to 150 °C without neck -50 to 200 °C with neck |
| Transmitter accuracy | As sensor |
| Sensor response time t50 / t90 | t50 < 1.0 s t90 < 2.0 s |
| Display type | No display element |
| Configuration | ReadWin 2000 PC operating software |
Input / Output
| Communication protocol | 4...20 mA |
|---|---|
| Transmitter output type | Standard: Pt100, Class A, 4-wire Optional: 4...20 mA or 20...4 mA |
Mechanical Data
| Process connection | Threaded: G1/4", G1/2", M14x1.5 , M18x1.5, BSPT, R1/2" |
|---|---|
| Sensor tip shape | Straight |
| Immersion length range | 1.18" to 7.87" |
| Nominal diameter range | 4.00 mm / 6.00 mm |
| Wetted material | 1.4404 (316L) |
| Housing material | Housing: SS 304 |
| Degree of protection | IP66/67/IP69K |
| Surface roughness | 0.4 μm (16 μin.) 0.8 μm (32 μin.) |
Electrical Data
| Voltage Type | DC |
|---|---|
| Current consumption | min. ≤3.5 mA max. ≤23 mA |
| Cable entry | M12 connector with IP69K |
| Switch on Delay | 2s |
Certification / Approvals
| Other Approvals/ Certification | Marine approval, UL 3111-1, EAC |
|---|
Additional Information
| Ambient temperature range | -40 to 85°C |
|---|---|
| Maximum allowable pressure | at 20 °C: 100 bar / 1.450 psi |
| Process pressure range | At 20 °C: 100 bar/ 1.450 psi |
| Shock resistance | 4g / 2 to 150 Hz as per DIN EN60068-2-6 |
| Vibration resistance | 4g / 2 to 150 Hz as per DIN EN60068-2-6 |
| Short-circuit protection | Yes |
| Overvoltage protection | Yes |
| Electromagnetic compatibility (EMC) | NAMUR NE21 |
| Fail-mode | NAMUR NE43 |
| Long term stability | ≤0.1 K (0.18 °F)/ year or ≤0.05%/ year |
