Product overview
EJ3255
18
Version: 1.1
3.4
EJ3255 - LEDs
Fig. 8: EJ3255 - LEDs
LED
Color
Display
State
Description
RUN
green
off
Init
State of the EtherCAT State Machine:
INIT
= initialization of the plug-in module
flashing
Pre-Operational
State of the EtherCAT State Machine:
PREOP =
function for mailbox commu-
nication and different default settings set
single flash
Safe-Operational
State of the EtherCAT State Machine:
SAFEOP
= verification of the Sync Man-
ager channels and the distributed clocks.
Outputs remain in safe state
on
Operational
State of the EtherCAT State Machine:
OP =
normal operating state; mailbox
and process data communication is possible
flickering
Bootstrap
State of the EtherCAT State Machine:
BOOTSTRAP
= function for
of the plug-in module
Up
green
off
-
No 24 V
DC
power supply connected
on
-
24 V
DC
power supply connected
ERR1
ERR2
ERR3
ERR4
ERR5
red
off
-
No error
on
-
There is an error on the corresponding channel:
• Broken wire on wiper or supply
• Potentiometer outside the specified range (300.. 50 kΩ)
• Short-circuit
• Overload
If channels are not used they can be deactivated via the PDO selection. The
corresponding LED goes out.
Summary of Contents for EJ3255
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