Lenze EPL1020x−EI - Manual (Page 70)

Troubleshooting and fault elimination
System error messages
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70 EDK10200EV3 DE/EN/FR 7.1
System error messages
Display Fault Cause Remedy
Keypad PC 1)
noer a 0 No fault − −
ccr a 71 System fault Heavy interference
injections on the control
cables Install shielded control cable
Earth loops in wiring
ce0 a 61 Communication
error at AIF Transmission of control
commands via AIF is faulty Firmly insert the communication
module in the diagnosis
terminal
ce1 a 62 Communication
error at
CAN−IN1 with sync
control CAN−IN1 object receives
faulty data or
communication is
interrupted l Check plug connection of bus
module
ó FIF
l Check transmitter
l Possibly increase monitoring
time in C0357/1
ce2 a 63 Communication
error at
CAN−IN2 CAN−IN2 object receives
faulty data or
communication is
interrupted l Check plug connection of bus
module
ó FIF
l Check transmitter
l Possibly increase monitoring
time in C0357/2
ce3 a 64 Communication
error at
CAN−IN3 with event
or time control CAN−IN3 object receives
faulty data or
communication is
interrupted l Check plug connection of bus
module
ó FIF
l Check transmitter
l Possibly increase monitoring
time in C0357/3
ce4 a 65 Bus−off
(many
communication
errors occurred) Drive PLC received too
many faulty messages via
system bus and decoupled
itself from the bus l Check whether bus
termination is present
l Shield connection of cables
l Check PE connection
l Check bus load, reduce baud
rate, if necessary
EEr a 91 External fault (TRIP
set) A digital signal assigned
with the TRIP set function
was activated Check external encoder