Semi-rotary drives

Compact swivel modules with small fitting space and adjustable swivel angles, as well as modular as twin piston rotary drive

Selected types conform with the ATEX directive for potentially explosive atmospheres.

Type	Diameter [mm]	Swivel angle	Sensing	Mass moment of inertia	Description
	Torque [Nm]	[°]	A	[kgm²]
Swivel-linear drive unit DSL-B	16 ... 40 1,25 ... 20	0 ... 246 (CC) 0 ... 270 (P)	+	0.000035 ... 0.004 kgm²	Rotation and linear motion can be controlled individually or simultaneously High repetition accuracy With plain or recirculating ball bearing guide Through piston rod Swivel-linear drive unit DSL in the catalogue
Semi-rotary drive DRQD DRQD-B	6 … 50 0,16 … 50	0 … 360	+	up to 2.000 x 10E-4 kgm²	With twin pistons based on the rack and pinion principle High accuracy Extremely good rigidity Wide range of variants With spigot or flanged shafts Semi-rotary drive DRQD in the catalogue Product animation DRQD
Swivel module DSM DSM-B	6 … 63 0,15 … 40	0 … 270	+	up to 1.500 x 10E-4 kgm²	Minimal fitting space Adjustable swivel angle Splash-proof and dust-proof With spigot or flanged shafts Swivel module DSM in the catalogue Product animation DSM
Semi-rotary drive DSR	10 … 40 0,5 … 20	0 … 180	+	up to 150 x 10E-4 kgm²	Wide variety of mounting options Infinitely adjustable swivel angle Wide range of accessories Semi-rotary drive DSR in the catalogue
Semi-rotary drive DRQ	16 … 100 0,5 … 150	0 … 360	+	up to 2.000 x 10E-4 kgm²	Variable end-position adjustment at both ends Backlash-free power transmission Wide choice of mounting options Semi-rotary drive DRQ in the catalogue

Servo drives for process automation

Type	Diameter [mm] Torque [Nm]	Swivel angle [°]	Description
Semi-rotary drive DFPB New!	double acting: 10 ... 1.050 7 ... 945 single acting: 10-S ... 520-S 1 ... 882	0 ... 90	Identical torque characteristic across the entire rotation angle range of 90° Process valve connection to ISO 5211on both sides Can be mounted on all process valves using pressure relief slot Mounting hole pattern to VDI/VDE 3845 Sturdy, non-slip and easy-to-clean aluminium housing Long service life, low wear Increased corrosion protection Semi-rotary drive DFPB in the catalogue
Quarter-turn actuator DAPS	Size 0015 … 1920 15 … 1,920	0 … 90	Torque characteristics matched to the process valves Compact Simple and sturdy mechanical system Quarter-turn actuator DAPS in the catalogue

Type

Diameter [mm]
Torque [Nm]

Swivel angle
[°]

Description

Semi-rotary drive DFPB