Thermal hygrometers IVA-6A and IVA-6H are autonomous portable devices and are designed to measure relative humidity, temperature and atmospheric pressure (optional) of air in residential, warehouse and industrial premises, as well as in a free atmosphere. Thermohygrometers IVA-6A, IVA-6H consist of a display unit and measuring transducer. In a thermo hygrometer IVA-6A measuring transducer is conne...