Lenze E84AYCER - Manual (Page 32)

E84AYCER communication manual (PROFINET)
Installation
Electrical installation
32
L
EDS84AYCER EN 2.0 - 11/2010
5.2.5 External voltage supply
The communication module can be externally supplied with voltage via separate supply
cables at the 2-pole plug connector (X255).
 External voltage supply of the communication module is necessary if the bus
communication is to continue when the supply of the standard device fails.
 It is not possible to access parameters of a standard device disconnected from the
mains.
Wiring the X255 plug connector
[5-11] Wiring of the 2-pole plug connector with spring connection
How to wire the plug connector with spring connection:
1. Press a screwdriver into the groove below the contact slot and keep it pressed.
2. Insert the supply cable into the contact slot.
3. Remove the screwdriver from the groove.

Note!
With external voltage supply, always use a separate power supply unit, safely
separated in accordance with EN 61800-5-1 in every control cabinet ("SELV" /
"PELV").

Stop!
Only wire the plug connector if the standard device is disconnected from the
mains.
E84AYCXX010