Mechanical HYGRASREG® RH - 2 room hygrostat with switching output (with single-pole micro-switch for use as two-position controller with humidity sensor).
The device operates without external voltage and features a humidity measuring element made of stabilized plastic fabric plus an optional setpoint setter for switchpoint adjustment (external or internal setting). It has an elegant plastic housing with snap-on cover, base with 4-hole attachment for mounting on vertically or horizontally installed in-wall flush boxes, with predetermined breaking point for on-wall cable entry.
The RH - 2 device has been designed for use as a minimum or maximum hygrostat for controlling and monitoring the relative humidity in office and residential rooms, bathrooms, laboratories, control cabinets, computer rooms, etc. It is used in dust-free, unpolluted, non-aggressive air.