Brief description ¡El JUMo eTRON M is a compact, digital eletronic thermostat for simple temperature control(heating or cooling). ¡El measurement input permits the connection of resistance thermometers or thermocouple, or standard current or voltage signals. ¡El measured value is shown on a 3-digit backlit display. ¡El switching states of relays K1 and K2 are indicated by two LEDs. ¡El instrument incorporates a simple defrosting function as well as an operating hours cunter, which can, for instance, be used to record the operating time of a cooling compressor. ¡El instrument can be operated from 4 keys on the front panel. ¡El electrical connection is made via screm terminals on the back of the instrument. A setup program and a PC interface are available as accessories, for simple configuration and parameterization from a PC. Key features Integrated defrosting function Heating or cooling is configurable Limit monitoring Available for resistance thermometer, thermcouple, standard current or voltage signals, according to choice Choice of a 10A relay or two 5 A relays Adjustable switching-on after power-on is selectable, e.g. for staggered starting of several equipment units Operating hours counter Symbols for operating modes, ℃，℉，hours, minutes and seconds in display Parameter level protected by code Setup program for configuration and archiving via PC Customized linearization via tabular function in the setuo program UL approval