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Electrical connection
6.3
PROFINET-IO topologies
The BCL 248i can be operated as a single device (stand-alone) with individual device name in a
PROFINET‑IO star topology. The PLC must communicate this device name to the participant during the
"device naming" (see chapter 8.3.5 "Step 5 – Set device name – device naming").
1
Ethernet switch
2
Bar code reader of the BCL 200i series
3
Other network participants
4
Host interface - PC/control
Fig. 6.7:
PROFINET-IO in a star topology
PROFINET-IO wiring
A Cat. 5 Ethernet cable should be used for wiring.
6.4
Cable lengths and shielding
Ä Observe the maximum cable lengths and shielding:
Tab. 6.3:
Cable lengths and shielding
Connection
BCL – host
BCL – power supply unit
Switching input
Switching output
Leuze electronic GmbH + Co. KG
1
3
2
Interface
PROFINET-IO RT
BCL 248i
4
Max. cable length
100 m
30 m
10 m
10 m
Shielding
Required
Not necessary
Not necessary
Not necessary
36
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