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Range
-15 deg.C to +65 deg.C and RH 0-100%
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Temperature
-15°C to +65°
Thermo Hygrograph with Special the range of -15 deg.C to +65 deg.C and RH 0-100% with Meachanical Winding Clockwork, Weekly andor Daily Rotation Recording(Changeable) with German Fibre Tips or with Nibs. Thermo Hygrographs are used for Environmental control, Labs, Research, Agricultural institutes, Plants, Scientific, Textile Mills, Meteorology and other Industries. Specifications: Temperature -15C to +65C Relative Humidity 0-100% Housing made of cast aluminum and chrome steel white finish Glazing made of transparent synthetic material.