Electronic room relative humidity sensor equipped with a potential-free changeover contact. It is used when measuring the relative humidity of air in a room. When the setpoint is exceeded, the switching contact can turn on the ventilation device to reduce the moisture content of the air.

Technical data

• potential-free NC / NO switching contact (6 A / 230 VAC resistive)
• ABS plastic housing
• surface mounting
• degree of protection IP20
• insulation class II
• supply voltage 1 ~ 230 V (operation support)
• hygrostat setting range from 0 to 100% determined by means of a knob on the housing
• hysteresis adjustment in the range of 2-10% using a potentiometer located inside
• work status indicator by LED indicator under the cover
• operating range from 0% to 100% relative humidity