8144437 Festo

FESTO 8144437 quarter turn actuator

Name: 8144437 FESTO
Brand: FESTO
SKU: 670315-en-usd
Price: 629.48 USD
Availability: InStock

DFPD-160-RP-90-RS60-F07-17-R3-C

$629.48 2 pcs. with 1 to 3 days delivery to United States

Specifications

Series (DFPD)	Semi-rotary drive
System of units	Metric
Size (160)	160
Design (RP)	Rack and pinion
Swivel angle [°] (90)	90
Swivel direction (R)	Right
Function (S)	Single-acting
Spring force (60)	For connection pressure 6 bar
Normal position	Closed
Flange pattern 1 (F07)	Hole pattern F07

Flange pattern 2	None
Width across fl ats (17)	17 mm
Pneumatic connection	Standard
Temperature range	Standard
Shaft material (R3)	Stainless steel
Housing surface treatment	None
Industry focus (C)	Chemical industry
Mechanical interface	Standard
Approval for installation on ships	None

Technical data

Safety Integrity Level (SIL)		To SIL 2 Low Demand mode Up to SIL 3 in a redundant architecture Up to SIL 1 high demand mode
Spring return torque at 0° swivel angle		57,7 Nm
Mean time to dangerous failure (MTTFd)		1126 years
Air consumption at 0.6 MPa (6 bar, 87 psi) per cycle 0°-nominal swivel angle-0°		5,9 l
Shaft connection		T17
Note on materials		RoHS-compliant
Material cover		Die-cast aluminium, coated
Material spring		Spring steel
Material piston		Die-cast aluminium
Material cam		Stainless steel casting
Material shaft		High-alloy stainless steel
Flange hole pattern		F07
End-position adjustment range at 0°		-5 deg ... 5 deg
Shaft connection depth		19 mm
Mounting position		optional
Design		Rack and pinion
Symbol		991,266
Connection point for positioner and position sensor conforms to standard		VDI/VDE 3845 size AA 1
Safety function		The fundamental safety function consists of the control valve moving to the switching position when the compressed air is turned off. It is reset by spring force.
Operating pressure		29 psi ... 116 psi
Maritime classification		See certificate
CE marking (see declaration of conformity)		To UK EX instructions
Certificate issuing authority		DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
ATEX category dust		II 2D
Explosion ignition protection type for dust		Ex h IIIC T105°C Db X
Operating medium		Compressed air to ISO 8573-1:2010 [7:4:4]
Corrosion resistance class CRC		2 - Moderate corrosion stress
Ambient temperature		-20 °C ... 80 °C
Torque at nominal operating pressure and 90° swivel angle		61,4 Nm

Note on torque		The operating torque of the actuator must not be higher than the maximum permissible torque listed in ISO 5211, with reference to the size of the mounting flange and of the coupling.
Spring return torque at 90° swivel angle		114,2 Nm
Probability of Failure on Demand (PFD)		0,001
Product weight		7.206 g
Pneumatic connection		G1/4
Material sub-base		Anodised wrought aluminium alloy
Material seals		NBR
Material housing		Anodised wrought aluminium alloy
Material bearing		POM
Material screws		High-alloy stainless steel
Size of valve actuator		160
Swivel angle		90 deg
End-position adjustment range at nominal swivel angle		-5 deg ... 5 deg
Fitting connection conforms to standard		ISO 5211
Mode of operation		Single-acting
Closing direction		Closes to the right
Valve connection conforms to standard		VDI/VDE 3845 (NAMUR)
Device type according to VDMA 66413		Safety device
Certified for safety function to ISO 13849 and IEC 61508 (SIL)		Product can be used in SRP/CS up to SIL 2 (Low Demand) Product can be used in SRP/CS up to SIL 1 (High Demand) Up to SIL 3 in a redundant architecture
Nominal operating pressure		87 psi
CE mark (see declaration of conformity)		To EU Explosion Protection Directive (ATEX)
Explosion protection		Zone 1 (ATEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 22 (ATEX)
ATEX category gas		II 2G
Explosion ignition protection type for gas		Ex h IIC T4 Gb X
Explosion ambient temperature		-20°C <= Ta <= +80°C
Note on operating and pilot medium		Lubricated operation possible (in which case lubricated operation will always be required)
Storage temperature		-20 °C ... 60 °C
Torque at nominal operating pressure and 0° swivel angle		117,9 Nm