Quarter turn actuator, double-acting, 20.1 Nm, size 20, flange F04 DFPD-20-RP-90-RD-F04 - Festo 8047614

Double-acting quarter turn actuator with rack and pinion for quarter-turn valves: 20.1 Nm torque at 5.5 bar, swivel angle 90°. Mounting is via flange F04 (ISO 5211) and shaft connection T11, depth 12 mm.

Benefits

• 20.1 Nm torque across the 90° swivel angle at 5.5 bar
• Valve interface to ISO 5211: flange F04, shaft connection T11
• Valve interface to VDI/VDE 3845 (NAMUR) for direct mounting of a solenoid valve, positioner and position sensor interface size AA 1
• 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
• Air consumption 1.8 l per switching cycle at 6 bar

Applications

The DFPD is intended for quarter-turn valves with top flange F04, such as ball valves and butterfly valves in process plants. ATEX category II 2G/2D permits use of the DFPD-20 in zones 1 and 2 as well as zones 21 and 22. The DFPD-20-RP-90-RD-F04 runs on compressed air to ISO 8573-1:2010 [7:4:4] within 2 to 8 bar. For sizing the valve bracket: product weight 1.27 kg.