Sentec SEM254 Duct temperature and humidity transmitter MAIN FEATURESSupport AC and DC power supply, can be applied to four-wire and three-wireconnection at the same time;Temperature accuracy ±0.3 ° C, humidity accuracy ± 3% RH, high precision, lowdrift; -40 80°C, -35 35°C, -35 50°C, 0 50°C and other temperature range dialingsettings, the site can be freely …









