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Rotary actuator, DFPD Series (Part Numbers)

Rotary actuator, DFPD Series

[Specifications]
The DFPD series features a rack and pinion combination with a constant torque characteristic across the entire swivel range. The quarter turn actuators DFPD are perfect for automating your butterfly valves, ball valves and air shut off valves.
• Uniform torque characteristic across the entire rotation angle of 90° with the double-acting version
• Version with swivel angle 120°, 135°, 180° for the sizes 40, 120, 240, 480, double-acting
• Process valve connector according to ISO 5211
• Mounting hole pattern to VDI/VDE 3845
• Sturdy, non-slip, and easy-to-clean aluminum housing
• Long service life, low wear
• Increased corrosion protection

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Part Number

Configured Part Number is shown.

Rotary actuator, DFPD Series

Rotary actuator, DFPD Series
Rotary actuator, DFPD Series

Features

Rotary actuator, DFPD Series

Specifications

Size10204080120160
Mode of operationDouble-acting
DesignGear rack/pinion
CushioningNo cushioning
Mounting positionAny
Pneumatic connectionG1/8G1/4
1/8 NPT1/4 NPT
Process valve connection to standardISO 5211
Valve connection conforms to standardVDI/VDE 3845 (NAMUR)
Connection for positioner and 
position sensor conforms to standard
VDI/VDE 3845 (NAMUR)
Safety Integrity Level (SIL)Up to SIL 2 high demand mode
SizeAA 1
Flange hole pattern 1F03F04F03F04F05F04F05F05F05F07
Flange hole pattern 2-----F07F07F07F07F10
Swivel angle [°]90
-120-120-
-135-135-
-180-180-
End-position adjusting range [°] at 0°-5 to +5
End-position adjusting range [°] at 90°-5 to +5
End-position adjusting range at 180°--5 to +5--5 to +5-
Position sensingOptical
Closing directionCloses to the right
Part Number
Part NumberMinimum order quantityVolume DiscountDays to ShipHousing material Shaft material Swivel angle
(deg)
Nominal operating pressure
(bar)
Pneumatic connection Size of valve actuator Depth shaft connection
(mm)
Torque at nominal operating pressure and 0° swivel angle
(Nm)
Torque at nominal operating pressure and 90° swivel angle
(Nm)
Operating medium Corrosion resistance class (CRC) Flange hole pattern End-position adjusting range at 0°
(deg)
End-position adjusting range at nominal swivel angle
(deg)
Standard connection for valve Mounting position Mode of operation Structural design Closing direction Valve connection conforms to standard Connection point for positioner and position sensor conforms to standard Devices type according to VDMA 66413 Safety function Safety integrity level (SIL) Certified for safety function to ISO 13849 and IEC 61508 (SIL) Maritime classification CE marking (see declaration of conformity) UKCA marking (see declaration of conformity) Explosion protection certification outside the EU Explosion prevention and protection Certificate issuing authority ATEX category gas ATEX category for dust Type of ignition protection for gas Type of (ignition) protection for dust Explosive ambient temperature
(°C)
Information on operating and pilot media LABS (PWIS) conformity MTTFd
(years)
PFH PFD Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
(l)
Shaft connection Note on materials Material of sub-base Material of piston Material of bearing Cam material Spring return torque at 0° swivel angle
(Nm)
Spring return torque with 90° swivel angle
(Nm)
Material of spring Manufacturer part # Weight
(g)

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Basic Information

Operating Pressure Range(MPa) 0.2::0.8 Cover material Die-cast aluminum, coated Seals material NBR
Material of screws High-alloy stainless steel Min. Ambient temperature(°C) -20 Max. Ambient temperature(°C) 80
Min. Storage temperature(°C) -20 Max. Storage temperature(°C) 60

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