Pneumatic valve actuator BR 30a

rotarymembranesingle-acting

Special features • - Rotary diaphragm actuator • - Powerful thrust at high stroking speed and minimum friction by using low-wear rolling diaphragms • - Backlash- and maintenance-free bearings • - Direction of action (fail-open/fail-close) depending on the attachment to the rotary actuator • - Travel stops externally adjustable to limit the opening angle • - Excellent control properties thanks to large travel • - Interfaces according to DIN EN ISO 5211 and VDI/VDE 3845 Accessories • - Manual gear • - Accessories Options • - Additional handwheel/manual override • - Dual square drive • - NAMUR interface (standard in size 4)