DITEL DELTA H-042 este un indicator de panou (time meter - contor de timp) LCD cu 6 digiti cu dimensiunile frontale 48x48mm si 2 limite de alarma presetabile. Alimentarea instrumentului se face de la retea 115/230Vca.
The Extech RH520B is a paperless chart recorder that provides simultaneous digital and graphical display of %RH and temperature or dew point, as well as showing date/time and min/max values.