Annex / Technical Data; Technical Data Of Rotary Actuator - bar agturn PKT Series Operating Manual

14. Annex / Technical data

14.1 Technical data of rotary actuator

Standard design
Construction type Pneumatic twin-piston rotary actuator
Type GD = double-acting
Type GS = single-acting
Design features Rack-and-pinion principle with self-centering piston
guide in the housing;
single-acting: with safety springs
Mounting position any
Standards Connection point actuator/signal device:
acc. to: VDI/VDE 3845 (NAMUR)
Connection point actuator/control valve:
acc. to NAMUR or VDI/VDE 3845
Connection point actuator/valve:
four or eight internal threads in the actuator
housing acc. to EN ISO 5211
Materials Housing: Al-alloy, hard anodised
Cover: Al-alloy, powder-coated
Piston/rack: Al-alloy
Pinion: corrosion-protected steel
Seals: NBR
Bearings: made of plastic with very good sliding
properties
Screws: Stainless steel A2
Ambient -20 °C to +80 °C
temperature
Nominal swivel double- and single-acting: 90°
angle
Nominal swivel angle can be adjusted as standard
from + 5° to -5° in both end positions
Torque 2 Nm to 13.040 Nm
Control pressure 2 to 8 bar
Control medium/ Air or neutral gases (other media on request)
quality Acc. to DIN ISO 8573-1 class 4 (minimum require-
ment)
Tab. 13-1 Technical data of rotary actuator
40
(with spring return)
Upon request
Different mounting and connection
dimensions are possible
Actuator pinion optionally with
two-flats bore according to EN ISO
5211
or according to customer require-
ments
Housing coating:
powder-coated; PTFE
Cover coating: PTFE
Pinion: Stainless steel AISI 303;
AISI 316
Seals: FKM
Low temperature design:
-40 °C to +80 °C
High temperature design:
-20 °C to +160 °C
Another swivel angles upon request
Upon request also can be operated
with other non-aggressive, gaseous
or liquid media
PKT-GD/GS-IM-DE-B-EN-09-19 Rev.0