Aventics INTERBUS S Mode D'emploi page 95

Fig. 12: Exchanging the bus coupler, example
1 Hexagonal socket-head screws
2 E end plate
3 Seal
AVENTICS | INTERBUS S | R412005743–BDL–001–AD
4
1
2
To exchange the bus coupler:
1. Disconnect the electrical connections from the bus coupler (4).
2. Unscrew the end plate (2) and (if applicable) all input/output
modules left of the bus coupler (each with 2 DIN 912 – M4
hexagonal socket-head screws (1), wrench size 3) and
remove from the tie rods (5).
3. Remove bus coupler (4) from the tie rods (5).
4. Push the new bus coupler (4) onto the tie rods.
5. Make sure that
– the tie rods (5) have been completely screwed in and
– the seals (3) have been inserted correctly.
6. Push the input/output modules (if applicable) in the original
order and then the E end plate (2) onto the tie rods (5) from
the left and screw into place (each with 2 hexagonal
sockethead screws DIN 912 – M4 (1), wrench size 3).
Tightening torque: 2.5 to 3.0 Nm.
5
6
3
3
4 Bus coupler
5 Tie rod
6 EP end plate VS HF03 LG or HF04
Disassembly and Exchange
95