Pneumatic valve actuator 3278

90°membranesingle-acting

Special features • - Single-acting pneumatic diaphragm actuator for butterfly valves and other final control elements with rotary closure members • - Direction of action (fail-open/fail-close) can be selected as required • - Diaphragm area 160 or 320 cm² • - Various signal pressure ranges • - Travel stops externally adjustable to limit the opening angle • - No special tools required for mounting and conversion • - Signal pressures up to max. 6 bar • - Connections according to DIN ISO 5211 Accessories • - Accessories Options • - Version with handwheel