Omron NJ Series Troubleshooting Manual page 151

Event code Event name
74800000 hex Command
Warning
84B00000 hex EtherCAT
Communica-
tions Warn-
ing
MX2/RX-series Inverters with EtherCAT Communications Units
Event code Event name
04A10000 hex Non-volatile
Memory
Hardware
Error
NJ-series Troubleshooting Manual (W503)
Meaning Assumed cause
A command could • The absolute multi-rotation
not be executed. counter was cleared when the
Servo was not OFF when using
an absolute encoder for semi-
closed control (This applies
only to Cylinder-type Servomo-
tors.).
• A forced brake operation
request was sent while the
Servo was ON.
• A Switch ON command was
sent when the main power was
OFF. (When 3508 hex = 0)
• An Enable Operation com-
mand was sent to request turn-
ing ON the Servo when the
Servomotor was operating at
30 r/min or 30 mm/s, or higher.
• A latch operation was started
under the following conditions.
• An absolute external encoder
was used and phase Z was
selected as the trigger for
fully-closed control (This
applies only to Cylinder-type
Servomotors.).
• The absolute multi-rotation
data was being cleared or the
Config operation was being
performed.
• The Statusword (6041 hex)
bit 09 (remote) was 0 (local).
• An operation command is given
in the prohibited direction after
the motor made an immediate
stop due to a drive prohibition
input.
An EtherCAT com- • The EtherCAT communications
munications error cable is disconnected or bro-
occurred one or
ken.
more times.
• Noise
Meaning Assumed cause
An error occurred in • Non-volatile memory failure
non-volatile mem-
ory.
3 Error Tables
Level
Maj Prt Min Obs Info
S Cylinder-type
Motor Manual
(Cat. No. I576)
and Linear
Motor Manual
(Cat. No. I577)
S Same as
above.
Level
Maj Prt Min Obs Info
S MX2/RX
Series Inverter
EtherCAT
Communica-
tion Unit
User's Manual
(Cat. No. I574)
Reference
3
Reference
3-89