Profile: Elpro Services Inc.offers dataloggers for temperature recording and measurement of relative air humidity. Our dataloggers Ecolog EEx for locations with explosion hazard measures, stores & documents temperature and relative air humidity values, triggering alarms. Our Hotbox SE datalogger exhibits a simple configuration, 64,000 measured values, large display, sensor supply by datalogger, alarm possibilities, and ideal for autonomous recording of values measured by sensors & signal transmitters.