Features: Suitable for compressed dry air system and industrial drying system. Integrated LED display. Faster response to low dew point. Sensor type: Capacitive humidity sensor & Pt100 Operating range of dew point: -40 ... +60 dp C Output: RS-485+(4 ... 20 mA / 0 ... 10 V) Accuracy: 1 ... 1.5 dpC IP rating: IP65(Housing) / IP20(Filter)