8048012 Festo Quarter Turn Actuators

Product Details

• Devices type according to VDMA 66413
  Safety device
• Maritime classification
  See certificate
• Type code
  DFPD
• Symbol
  00991265
• ATEX category gas
  II 2G
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Corrosion resistance class (CRC)
  2 - Moderate corrosion stress
• Note about the torque
  The actuator's operating torque must not be higher than the maximum permissible torque listed in ISO 5211, based on the size of the mounting flange and the coupling.
• Material of sub-base
  Wrought aluminum alloy, anodized
• Housing material
  Wrought aluminum alloy, anodized
• Cam material
  Cast stainless steel
• Size of valve actuator
  10
• MTTFd
  1126 years
• End-position adjusting range at 0°
  -5 deg ... 5 deg
• End-position adjusting range at nominal swivel angle
  -5 deg ... 5 deg
• Design
  Gear rack/pinion
• Closing direction
  Clockwise closing
• Certified for safety function to ISO 13849 and IEC 61508 (SIL)
  Product can be used in safety-related parts of control systems up to SIL 2, low demand up to SIL 3 in a redundant architecture
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
1 l
Note on materials
RoHS-compliant
Seals material
NBR
Operating pressure
2 bar ... 8 bar
Safety function
The fundamental safety function is the execution of a complete working stroke (opening and closing of the process valve) within a defined time.
Flange hole pattern
F04
Mounting position
Any
Safety integrity level (SIL)
Up to SIL 2 low demand mode up to SIL 1 high demand mode
ATEX category for dust
II 2D
Certificate issuing authority
DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
Information on operating and pilot media
Dew point min. 10 °C below the ambient and medium temperature Operation with oil lubrication possible (required for further use)
PFD
0.00142
Cover material
Die-cast aluminum, coated
Shaft material
High-alloy stainless steel
Depth shaft connection
10 mm
Standard connection for valve
ISO 5211
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
Type of (ignition) protection for dust
Ex h IIIC T105°C Db X
Ambient temperature
-20 °C ... 80 °C
Torque at nominal operating pressure and 0° swivel angle
10.3 Nm
Torque at nominal operating pressure and 90° swivel angle
10.3 Nm
Product weight
965 g
Pneumatic connection
G1/8
Material of bearing
POM
Material of screws
High-alloy stainless steel
Nominal operating pressure
5.5 bar
PFH
1.01E-7
Swivel angle
90 deg
Mode of operation
Double-acting
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 1
Type of ignition protection for gas
Ex h IIC T4 Gb X
Explosive ambient temperature
-20°C <= Ta <= +80°C
Storage temperature
-20 °C ... 60 °C
Shaft connection
T9
Material of piston
Die-cast aluminum

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