8102916 Festo Quarter Turn Actuators

Product Details

• Devices type according to VDMA 66413
  Safety device
• Safety function
  The fundamental safety function is that the control valve moves to the switching position when the compressed air is turned off. It is reset by spring force.
• Type code
  DFPD
• Design
  Gear rack/pinion
• ATEX category gas
  II 2G
• ATEX category for dust
  II 2D
• Explosive ambient temperature
  -20°C <= Ta <= +80°C
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Nominal operating pressure
  6 bar
• Maritime classification
  See certificate
• End-position adjusting range at nominal swivel angle
  -5 deg ... 5 deg
• Mode of operation
  Single-acting
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• Safety integrity level (SIL)
  Up to SIL 2 low demand mode up to SIL 1 high demand mode
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• 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.
• Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
  84.4 l
• Cover material
  Die-cast aluminum, coated
• Housing material
  Wrought aluminum alloy, anodized
• Operating pressure
  2 bar ... 8 bar
PFH
1.01E-7
End-position adjusting range at 0°
-5 deg ... 5 deg
Mounting position
Any
Symbol
00991266
Type of ignition protection for gas
Ex h IIC T4 Gb X
Certificate issuing authority
DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Spring return torque with 90° swivel angle
1551 Nm
Note on materials
RoHS-compliant
Material of piston
Die-cast aluminum
Material of screws
High-alloy stainless steel
Size of valve actuator
2300
MTTFd
1126 years
Swivel angle
90 deg
Standard connection for valve
ISO 5211
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 3
Type of (ignition) protection for dust
Ex h IIIC T105°C Db X
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)
Spring return torque at 0° swivel angle
913.2 Nm
Torque at nominal operating pressure and 0° swivel angle
1523 Nm
Pneumatic connection
1/4 NPT
Material of spring
Spring steel
Cam material
Steel
Flange hole pattern
F16
Depth shaft connection
48 mm
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
Ambient temperature
-20 °C ... 80 °C
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Torque at nominal operating pressure and 90° swivel angle
885.2 Nm
Shaft connection
T46
Material of sub-base
Wrought aluminum alloy, anodized
Shaft material
High-alloy stainless steel
Storage temperature
-20 °C ... 60 °C
PFD
7.8E-4
Product weight
77972 g
Seals material
NBR
Material of bearing
POM

Related documents 8102916 Specs