8102824 Festo Quarter Turn Actuators

Product Details

• Devices type according to VDMA 66413
  Safety device
• Maritime classification
  See certificate
• Depth shaft connection
  19 mm
• Mode of operation
  Single-acting
• Closing direction
  Clockwise closing
• Ambient temperature
  -20 °C ... 80 °C
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Size of valve actuator
  120
• 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.
• Flange hole pattern
  F07
• Type code
  DFPD
• Design
  Gear rack/pinion
• Type of ignition protection for gas
  Ex h IIC T4 Gb 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)
• Torque at nominal operating pressure and 90° swivel angle
  26.1 Nm
• Spring return torque with 90° swivel angle
  48.6 Nm
• Seals material
  NBR
• Swivel angle
  90 deg
• Symbol
  00991266
• Safety integrity level (SIL)
  Up to SIL 2 low demand mode up to SIL 1 high demand mode
Explosive ambient temperature
-20°C <= Ta <= +80°C
Certificate issuing authority
DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
Storage temperature
-20 °C ... 60 °C
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.
Product weight
5476 g
Material of sub-base
Wrought aluminum alloy, anodized
Material of bearing
POM
Material of piston
Die-cast aluminum
Nominal operating pressure
3.5 bar
PFH
1.01E-7
End-position adjusting range at nominal swivel angle
-5 deg ... 5 deg
Mounting position
Any
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 1
ATEX category gas
II 2G
ATEX category for dust
II 2D
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
4.3 l
Note on materials
RoHS-compliant
Cover material
Die-cast aluminum, coated
Material of screws
High-alloy stainless steel
Operating pressure
2 bar ... 8 bar
MTTFd
1126 years
End-position adjusting range at 0°
-5 deg ... 5 deg
Standard connection for valve
ISO 5211
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
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
Type of (ignition) protection for dust
Ex h IIIC T105°C Db X
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Torque at nominal operating pressure and 0° swivel angle
50.1 Nm
PFD
7.8E-4
Pneumatic connection
G1/4
Housing material
Wrought aluminum alloy, anodized
Shaft material
High-alloy stainless steel
Spring return torque at 0° swivel angle
24.6 Nm
Shaft connection
T17
Material of spring
Spring steel
Cam material
Cast stainless steel

Related documents 8102824 Specs