8102842 Festo Quarter Turn Actuators

Product Details

• Size of valve actuator
  240
• MTTFd
  1126 years
• Maritime classification
  See certificate
• Symbol
  00991266
• ATEX category for dust
  II 2D
• 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 0° swivel angle
  100.1 Nm
• 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
  9558 g
• Cover material
  Die-cast aluminum, coated
• Material of piston
  Die-cast aluminum
• Devices type according to VDMA 66413
  Safety device
• Swivel angle
  90 deg
• End-position adjusting range at nominal swivel angle
  -5 deg ... 5 deg
• Mounting position
  Any
• ATEX category gas
  II 2G
• Safety integrity level (SIL)
  Up to SIL 2 low demand mode up to SIL 1 high demand mode
• Ambient temperature
  -20 °C ... 80 °C
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Spring return torque at 0° swivel angle
  49 Nm
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
8.6 l
Seals material
NBR
Material of screws
High-alloy stainless steel
Operating pressure
2 bar ... 8 bar
PFH
1.01E-7
Depth shaft connection
24 mm
Closing direction
Clockwise closing
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 2
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
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)
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Shaft connection
T22
Material of sub-base
Wrought aluminum alloy, anodized
Shaft material
High-alloy stainless steel
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
F10
Design
Gear rack/pinion
Mode of operation
Single-acting
Type of ignition protection for gas
Ex h IIC T4 Gb X
Explosive ambient temperature
-20°C <= Ta <= +80°C
Torque at nominal operating pressure and 90° swivel angle
52.2 Nm
PFD
7.8E-4
Pneumatic connection
G1/4
Housing material
Wrought aluminum alloy, anodized
Material of bearing
POM
Nominal operating pressure
3.5 bar
End-position adjusting range at 0°
-5 deg ... 5 deg
Type code
DFPD
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
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Storage temperature
-20 °C ... 60 °C
Spring return torque with 90° swivel angle
96.9 Nm
Note on materials
RoHS-compliant
Material of spring
Spring steel
Cam material
Steel

Related documents 8102842 Specs