The HG120 series is manufactured by Galltec Mela, and is a hydrostat that is utilized as an on-off controller to control the relative air humidity in climatic cabinets. It is also utilized in controlling air humidifiers and dehumidifiers in offices and computer rooms.
The unit can be utilized in almost anywhere that air humidity has to be regulated or monitored. It has scale range of 30 to 100% rh with measuring accuracy of ±3% rh. It also has a breaking capacity of maximum 250 V AC with a service life of 100,000 breaking cycles.