Endress+Hauser iTHERM TM411 - Measuring Principle

iTHERM TM412
Endress+Hauser 3
Function and system design
iTHERM Hygiene line
This thermometer is part of the product line of modular thermometers for hygienic and aseptic
applications.
Differentiating factors when selecting a suitable thermometer
TM4x1 TM4x2
Metric version Imperial version
↓ ↓
TM41x characterizes the device that uses cutting-edge technology, with features such as a replaceable insert,
quick-fastening extension neck (iTHERM QuickNeck), vibration-resistant and fast-response sensor technology
(iTHERM StrongSens and QuickSens) and approval for use in hazardous areas
TM411
mm
A0018239
TM412
inch
A0018691
↓ ↓
TM40x characterizes the device that uses basic technology, with features such as a fixed, non-replaceable
insert, application in non-hazardous areas, standard extension neck, low-cost unit
TM401
mm
A0018692
TM402
inch
A0018693
Measuring principle Resistance thermometer (RTD)
These resistance thermometers use a Pt100 temperature sensor according to IEC 60751. The
temperature sensor is a temperature-sensitive platinum resistor with a resistance of 100 Ω at
0 °C (32 °F) and a temperature coefficient α = 0.003851 °C
-1
.