B510: Led Diagnosis Codes; Diagnostics - Beckhoff CX1500-M510 Manual

5.2

B510: LED diagnosis codes

Requirements
Display
The TX / RX LEDs are reserved for further functions and has no meaning so far.
5.3

Diagnostics

CANopen state
In many cases it is important to know whether the communication with the higher-level master is still OK. To
this end, link the "NodeState" variable with your PLC program. A TwinCAT configuration is necessary for
this.
CX1500-M510, CX1500-B510
LEDs
RUN
off
on
blinks at 2 Hz
an
off
off
blinks at 20 Hz
off
Version: 1.0
Error handling and diagnostics
ERR
off
off
off
blinks at 2 Hz
blinks at 2 Hz
on
blinks at 20 Hz
blinks at 20 Hz
Meaning
TwinCAT is in STOP
mode
all units connected to the
bus are running without
errors (Box State=0),
TwinCAT Task or process
is running.
Task connected to the
Bus is not running. All
units connected to the bus
are up and running (Box
State=0).
at least one Box State is
not zero (e.g. unit not
found, wrong
configuration, unit in error
state) TwinCAT Task is
running.
at least one Box State is
not zero (e.g. unit not
found, wrong
configuration, unit in error
state), TwinCAT Task is
not running.
TwinCAT runs, CAN
Controller is Bus OFF.
Physical CAN bus
problem. Probable errors :
e.g. missing termination,
wires are to long, wrong
signal rate, node address
is not definite, short
circuit. Restart is
necessary.
configuration-upload is in
progress
connector is in STOP
mode
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