LB 470 Level 5 Electric Installation
56925BA2 Rev. 03, 11/2017
5.1.4 83BProtective earth and equipotential bonding
The protective earth conductor has to be connected to the terminals marked
with "PE".
The housing must be connected to local equipotential bonding.
5.1.5 EIA-485 (RS-485) Network
For integration of EVU units into an EIA-485 (RS-485) network, all participants must
be connected one after the other in the configuration Master-Master. Star connec-
tion is not permitted.
The first and last station (physical, independent of the master's position) on the
network needs a terminating resistor of 121 Ω.
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