The principle and characteristics of dry steam humidifier 

　SZS-15, 20, and 50 series manual dry steam humidifiers adopt standard control valves and are interchangeable. They are widely used types, especially when manual or electric execution fails, people often like to use them. manual. 

　QZS-15, 20 and 50 are pneumatic dry steam humidifiers, using standard pneumatic valves and actuators, air pressure: 0.2--1kg/cm2. 

　Models DZS-15, 20 and 50 are electric dry steam humidifiers, using standard pneumatic valves and actuators. The power supply is: 220V, 50HZ