Lenze · E84AYCEC communication module (POWERLINK) · EDS84AYCEC EN 4.0 - 02/2019
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Diagnostics
Troubleshooting with module signalling
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[9-2]
Diagnostics - network wiring
E94YCEP052
2. Diagnostics - network wiring
X251/252
green LED
blinking?
Check the cable
connection and the
cable.
Check EPL master,
see point 1.
Switch on the EPL
devices.
Go back to point 2.
Create EPL wiring.
Go back to point 1.
Is at least one
cable
plugged?
X251/252,
green LED on?
Is the
module
connected to
it switched
on?
Point 3
Check EPL
master.
BS on /
blinking?
yes
no
no
on
yes
no
yes
no
yes
off
Check EPL wiring to
EPL master.
Note!
The
BS
(
Bus State
) LED refers to the Lenze communication module E94AYCEP as mana-
ging node.
This status display applies analogously to the managing nodes of other manufacturers.