Wiring
Smartec S CLD132/134 PROFIBUS-PA/-DP
8
Hauser
3
Wiring
WARNING
!
Device is energized
Improper connection can cause injury or death.
‣
The electrical connection must only be carried out by a certified electrician.
‣
Technical personnel must have read and understood the instructions in this manual and
must adhere to them.
‣
Prior to beginning
any wiring work, make sure voltage is not applied to any of the cables.
3.1
Electrical connection
Proceed as follows to connect the bus cable to the transmitter:
1.
Loosen the 4 Phillips screws on the housing cover and remove the cover.
WARNING
!
Instrument is energized
Inproper connection can cause injury or death.
‣
Make sure the instrument is disconnected from the power source before you remove the
cover frame.
2.
Remove the cover frame from the terminal blocks. To do this, introduce a screwdriver in
the recess (A) according to
2 and push the tab inward (B).
3.
Thread the cables through the open cable glands into the connection compartment.
4.
Cable connection for PA devices:
Connect the cable wires of the bus cable in
accordance with
3 to the terminal block. Mixing up the polarity of the PA+ and
PA- connections does not have any influence on operation. The bus cable can be
connected to the PA device via the Pg cable gland or an M12 plug.
5.
Cable connection for DP devices:
Connect the cable wires of the bus cable in
accordance with
7 to the terminal block.
6.
Tighten the cable gland.
7.
Close the housing cover.
a0005891
Fig. 2:
Bus cable connection Smartec S PROFIBUS
1
Port for DIL switch
2
Cover frame
3
Fuse
4
Removable electronics box
5
Terminals
6
Housing ground