Design
- Single- and double-acting pneumatic piston actuators (rack and pinion)
Action
- Standard 90°, optional 120°, 180° , 240° or custom angles
Stroke adjustment
- -5° to +5° from 90° position
- Single and double end stop options
Torques
- 2.4 to 15,300 Nm (135,400 lbf.in)
Air pressure
Supply
- Filtered air PNEUROP/ISO class 4, other fluids on request
Materials
- Extruded aluminium body with cast aluminium end caps – optional surface treatment available
- Corrosion resistant cylinders and nickel-plated pinion
Approvals and Industry Standards
- Certified to ATEX 2014/34/EU
- Certified suitable for use at SIL3 as a single device in accordance with IEC 61508
- Mechanical interfaces to ISO 5211, EN 15714-3-4, NAMUR VDI / VDE 3845
GT sizes, output dimensions, power supply types:
GT- sizes in the related manufacturer brochures
Model numbers as follows: 43, 44, 52, 63, 75, 83, 92, 110, 118, 127, 143, 160, 190, 210, 253, 254, 255, 300, 300-F25, 302, 302-F25
Available spring quantities: 2, 4, 6, .. , 12- for models 44..255 except for size 43 that is by 2, 4, 6, 8 springs and 2..16 for models 300-300-F25) and 2..32 for models 302, 302-F25)
Operating air pressure by 2 .. 10 bar
Ambient temperature: -50 .. +70 °C (standard)
Optional design:
Extended temperature range: -60 .. +200 °C (ET as extended)
High temperature range: -15 .. +160 °C (HT-High)
Output torque: 2,4 .. 14 000 Nm
Common torque values - listed for fully open and closed positions, spring numbers and based on available air pressure
Available working fluid connections:
EN ISO 228 G 1/8; EN ISO 228 G 1/4;
Sizes of mounting surfaces:
Acc. to VDI/ VDE 3845, NAMUR
Rotation directions:
A (standard); B; C; D (optional) - layouts for working directions - detailed schemes, pictures in manufacturer catalouges
NAMUR ports - 2; 4 - 2 is connected to the inboard side for air force connection to move pistons till travel stops, 4 is connected to the outboard side for venting
Rotation direction can be set by configuration CW or CCW
