Omron NJ Series Troubleshooting Manual page 166

3 Error Tables
Event code Event name
74AB 0000 hex SF_MutingSe
q Error
74AC0000 hex SF_OutContr
ol Error
74AD0000 hex SF_SafetyRe
quest Error
74AE0000 hex SF_Testable
SafetySen-
sor Error
74AF 0000 hex SF_TwoHand
ControlTyp-
eII Error
74B00000 hex SF_TwoHand
ControlTyp-
eIII Error
80200000 hex NX Unit I/O
Communica-
tions Error
80300000 hex Safety Pro-
cess Data
Communica-
tions Timeout
84F0 0000 hex NX Bus I/O
Communica-
tions
Stopped
3-104
Meaning Assumed cause
An error was Refer to information on the diag-
detected in execu- nostic code that is given for
tion of a safety attached information 1 in the NX-
function block. series Safety Control Unit Instruc-
tions Reference Manual (Cat. No.
Z931)
An error was Refer to information on the diag-
detected in execu- nostic code that is given for
tion of a safety attached information 1 in the NX-
function block. series Safety Control Unit Instruc-
tions Reference Manual (Cat. No.
Z931)
An error was Refer to information on the diag-
detected in execu- nostic code that is given for
tion of a safety attached information 1 in the NX-
function block. series Safety Control Unit Instruc-
tions Reference Manual (Cat. No.
Z931)
An error was Refer to information on the diag-
detected in execu- nostic code that is given for
tion of a safety attached information 1 in the NX-
function block. series Safety Control Unit Instruc-
tions Reference Manual (Cat. No.
Z931)
An error was Refer to information on the diag-
detected in execu- nostic code that is given for
tion of a safety attached information 1 in the NX-
function block.
series Safety Control Unit Instruc-
tions Reference Manual (Cat. No.
Z931)
An error was Refer to information on the diag-
detected in execu- nostic code that is given for
tion of a safety attached information 1 in the NX-
function block. series Safety Control Unit Instruc-
tions Reference Manual (Cat. No.
Z931)
An I/O communica- • The NX Unit is not mounted
tions error occurred properly.
between the Com-
• There is a hardware error in the
munications Cou-
NX Unit.
pler Unit and the
NX Unit.
A communications • A setting is not correct. The set-
timeout occurred in ting of the safety task period of
safety process data the Safety CPU Unit is too
communications short. Or, the PDO communica-
with the Safety CPU tions safety task period of the
Unit. EtherCAT master is too short.
• There is excessive noise.
• The Safety CPU Unit entered a
status where it could not con-
tinue safety process data com-
munications.
• An error or status change
occurred in the EtherCAT Cou-
pler Unit to which the Unit is
connected, preventing correct
process data communications.
An error occurred in There is a hardware error in the
I/O communications Communications Coupler Unit or
between the Com- an NX Unit.
munications Cou-
pler Unit and an NX
Unit.
Level
Maj Prt Min Obs Info
S NX-series
Safety Control
Unit User's
Manual (Z930)
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
NJ-series Troubleshooting Manual (W503)
Reference