3278 Pneumatic rotary actuator

Pneumatic rotary actuator

• 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