Eaton EC4E-221-6D4T1, Hardware And Engineering

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09/08 AWB2724-1614en
5 Operation
The device’s operating state is indicated by two LEDs on the
device front. Their meaning is described in the tables below.
Table 3: CAN-LED-status indicator
CAN LED Colour Meaning
OFF Red Device is operational (no fault).
Single flash Red At least one of the error counters of the CAN controller
has reached or exceeded the warning level (too many
error frames).
Flashing Red Auto Baudrate detection inprogress or LSS services in
progress (Alternately flashing
with RUN-LED)
Double flash Red A guard event (NMT-Slave or NMT-master) or a
heartbeat event (Heartbeat consumer) has occurred.
Triple flash Red The SYNC message has not been received within the
configured communication cycle period time out (see
Object
Dictionary Entry
0x10
06).
Illuminated Red The CAN controller is bus off
Flashing Green Auto baudrate detection in progress or LSS services in
progress (Alternately flashing with ERROR LED)
Single flash
Green Device is in STOPPED state
Flashing Green Device is in PREOPERATIONAL state
Illuminated Green Device is in OPERATIONAL state
h The CAN LED flashes orange if operational and fault states
occur at the same time. This is the case, for example, when
the device is operational (green light) and has reached an
error count limit (flashing red). This results in an orange
flashing alternating with green.