Le thermo-hygromètre TE 419 DG est composé du thermomètre TE 317 DG auquel on a adjoint uniquement la sonde SO 390, obtenant ainsi un signal de qualité supérieure, une réponse rapide et insensible aux effets extérieurs (EMC)
The thermo-hygrometer TE 419DG is made of articles codes TE 317DG + SO 390. The SO 390 is a one-microprocessor multi-sensor measuring relative humidity with one calibrated digital output. This device includes a sensitive capacitive polymer element to measure relative humidity and a modulated-frequency temperature sensor. This results in a superior-quality signal, a quick response free from external (electromagnetic) disturbance (EMC).