Lenze EPM-H312 - Manual (Page 49)

Commissioning
First switch-on
5

49 EDBPM-H312 DE/EN/FR 2.0
5 Commissioning
5.1 First switch-on
Commissioning requires a complete wiring of the system bus.
Before switching on the supply voltage, check ...
ƒ the complete wiring for completeness and short circuit,
ƒ whether the bus system is terminated at the first and last physical node.