The EMDE is a unit that have 2 channels. The type of inputs varies in PT100, thermocouple, 4-20mA, 0-20mA, 0-10V. The measurement ranges from -100 to +1600°C (depending on sensor or recorder), the operating conditions ranges from 0 to +50°C and the measurement accuracy at 23 °C having a class of 1 or 1.6 . The recording medium is circular diagram Ø125 mm on pre-printed paper.