iTEMP TMT112 Technical data
Endress+Hauser 31
12.4.7 Long term stability
≤ ± 0.1K/year or ≤ 0.05%/year
Values under reference operating conditions. % refer to the set span. The highest value is
valid.
12.4.8 Influence of cold junction
Pt100 DIN IEC 60751 Cl. B (internal cold junction with thermocouples TC)
12.5 Installations condistions
12.5.1 Installation instructions
Orientation
When using DIN rail transmitters with a thermocouple/mV measurement, increased
measurement deviations may occur if the transmitter is mounted in series between other DIN
rail devices.
12.6 Environment
12.6.1 Ambient temperature range
–40 to +85 °C (–40 to +185 °F), for Ex-areas see Ex-certification
12.6.2 Storage temperature
–40 to +100 °C (–40 to +212 °F)
12.6.3 Humidity
Permitted
12.6.4 Climate class
As per IEC 60 654-1, Class C
12.6.5 Degree of protection
IP 20 (NEMA 1)
12.6.6 Shock and vibration resistance
4 g / 2 to 150 Hz as per IEC 60 068-2-6
12.6.7 Electromagnetic compatibility (EMC)
CE compliance
Electromagnetic compatibility in accordance with all the relevant requirements of the IEC/EN
61326 series and NAMUR Recommendation EMC (NE21). For details, refer to the Declaration
of Conformity.
Maximum measured error <1% of measuring range.
Interference immunity as per IEC/EN 61326 series, industrial requirements
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