6 | Configuration and function
48
D-LX 201/721
6.2.3 D-LX 201 with housing M4 and S2 for zone 1/21
1
Ex middle part
2
Quad ring (sealing ring)
4
Lens insert assembly
5
Connecting nut M 72 x 3
6
Front part thread G 1 ¼", optional: NPT 1 ¼" female
7
M4 locking screw (screws in from the inside)
8
Ex cover
9
Purge air connection thread G ½", optional: NPT ½" female
10
Ex cable gland, complete
13
Protective conductor connection
14
Fine thread (gap or sealing face -
take care not to damage
)
Fig.6.6: Exploded views D-LX 201 Ex