Operating Elements And Connections - Festo DRD Série Notice D'utilisation

DRE/DRD
Quarter turn actuator DRD/DRE
1

Operating elements and connections

Example of connections for the quarter turn actuator DRD/DRE.
1
1
4 fastening threads for mounting the limit
switch
2
Connection 2 (A) for the air supply for
actuation of the DRD/DRE's control shaft in
the anti−clockwise direction (view from above)
3
Transmission shaft for mounting the limit
switch
4
Connection 4 (B) for the air supply for
actuation of the DRD's control shaft in the
clockwise direction or for venting the DRE
Fig. 1
20
2 3 4
6 5
5 6
5
Fastening thread for solenoid valve with
NAMUR port pattern
6
Fastening thread for threaded pin for
aligning the NAMUR solenoid valve
7
View from below: Tetrahedral coupling
for holding the square of a process valve
7
Festo DRD/DRE 0703a English