Lenze EMF2178IB - Manual (Page 65)

Electrical installation
Voltage supply
6
EDKMF2178IB DE/EN/FR 6.0
65
l
H2_SpgVersorgg−2178_ext_dc_spgversorgg
External voltage supply
)
Note!
In the case of an external voltage supply and for greater distances between the
control cabinets, always use a separate power supply unit (SELV/PELV) that is
safely separated in accordance with EN 61800−5−1 in each control cabinet.
The external voltage supply of the communication module ...
ƒ is required if communication via the fieldbus is to be continued in case the supply of
the standard device fails.
ƒ is carried out via the 2−pole plug connector with screw connection (24 V DC):
Terminal Description
V+ External voltage supply
V = 24 V DC
±
10 %
I = 100 mA
GND Reference potential for external voltage supply
ƒ The parameters of a basic device disconnected from the mains cannot be accessed.