20
5 Connecting to power supply
FIBERTRAC 31 • Profibus PA
43833-EN-170126
1
Fig. 7: Connection steps 4 and 5
1 Locking of the terminal blocks
5. Insert a small slotted screwdriver firmly into the rectangular lock
openings of the respective connection terminal
6. Insert the wire ends into the round openings of the terminals ac
-
cording to the wiring plan
Information:
Solid cores as well as flexible cores with cable end sleeves are
inserted directly into the terminal openings. In case of flexible cores
without end sleeves, press the rectangular lock opening with a small
screwdriver; the terminal opening is freed. When the screwdriver is
released, the terminal opening closes again.
7. Check the hold of the wires in the terminals by lightly pulling on
them
To loosen a line, insert a small slotted screwdriver firmly into the
rectangular lock opening according to the illustration
8. Connect the screen to the internal ground terminal, connect the
external ground terminal to potential equalisation
9. Tighten the compression nut of the cable entry gland. The seal
ring must completely encircle the cable
10. Screw the housing lid back on
The electrical connection is finished.
