Quarter turn actuator, single-acting, spring return, size 240, flange F0710 DFPD-240-RP-90-RS60-F0710 - Festo 8048138

If the compressed air fails, the spring set of the DFPD-240-RP-90-RS60-F0710 turns the valve into the defined position with at least 84 Nm spring torque. Mounting is via flange F0710 (ISO 5211) and shaft connection T22, depth 24 mm.

Benefits

• Air torque 89.5 to 171.6 Nm at 6 bar, spring return torque 84 to 166.1 Nm
• Safety position by spring force if air supply fails, operating pressure 2 to 8 bar
• Valve interface to ISO 5211: flange F0710, shaft connection T22
• Valve interface to VDI/VDE 3845 (NAMUR) for direct mounting of a solenoid valve, positioner and position sensor interface size AA 2
• For hazardous areas: ATEX II 2G and II 2D, ignition protection Ex h IIC T4 Gb X
• Suitable for safety-related control systems (SRP/CS) up to SIL 2 High Demand

Applications

Typical tasks are on/off actuation of ball valves, butterfly valves and plug valves with top flange F0710. Thanks to ATEX II 2G/2D, the size 240 DFPD may be used in zones 1 and 2 as well as zones 21 and 22. Medium: compressed air to ISO 8573-1:2010 [7:4:4], permitted 2 to 8 bar, rated at 6 bar. The product weight is 10 kg.