Humidity and temperature sensor with temperature and humidity control device

Consists of a housing, in explosion-proof Ex II 1 G EExd II A T3 with water and dust protection class IP 67, resistant to corrosion in seawater, dimensions 258h130h65mm, has a communication channel RS - 485 with Modbus RTU protocol and 24 V power supply. Operating temperature range is from minus 20 to 100 °?. Power consumption is not more than 1 W. Controllable parameters: 1. Air temperature in the hold: minus 20...+100 °?. 2. Air humidity in the hold: 0...99%. 3. Cargo temperature: minus 20...+100 °? (the number of measuring points is specified when ordering)