Pressure regulator type 481 for compressed air preparation series variobloc pressure regulator (membrane design) in compact modular design with pressure gauge. Flange option for other devices. Direct, panel or bracket mounting possible. Secondary ventilation (return control) and extensive pre-pressure independence are given. Control ranges 0.5 to 6, 10 and 16 bar. Adjustment lock by pressing the hand wheel, lockable design available. Pressure gauge can be mounted on both sides. Connection thread V: G1/4 inch. Operating pressure: max. 25 bar. Temperature range: -10 °C to +90 °C