1. Thermatel® TD1/TD2 Flow/Level/Interface Switches

... compensation, narrow hysteresis and fast response time make the TD1/TD2 the latest in thermal dispersion switch technology. Measurement Principle: The Thermatel sensor consists of two RTD elements. ...

2. Thermatel® TA2 Mass Flow Transmitter

... mass flow by detecting heat dissipation from a heated surface. The sensor contains two mass balanced elements with precision matched RTDs. The reference sensor measures the process temperature (up to +400° ...