Omron NX-SL5500

Event name SF_EmergencyStop Error Event code 74A20000 hex
Meaning An error was detected in execution of a safety function block.
Source Depends on where the Sysmac
Studio is connected and the sys-
tem configuration.
Source details NX Unit Detection tim-
ing
In DEBUG
mode (RUN) or
RUN mode
Error attrib-
utes
Level Minor fault Recovery Implement the
correction.
Log category System
Effects User program Continues. Operation The Unit continues to operate.
System-de-
fined varia-
bles
Variable Data type Name
None None None
Cause and
correction
Assumed cause Correction Prevention
Refer to information on the diag-
nostic code that is given for at-
tached information 1 in the NX-
series Safety Control Unit
Instructions Reference Manual
(Cat. No. Z931).
Implement the correction for the
relevant cause of the diagnostic
code that is given for attached in-
formation 1.
Program operation considering
the corrections that are given on
the left.
Attached in-
formation
Attached information 1: Diagnostic code
Precautions/
Remarks
None
Event name SF_EnableSwitch Error Event code 74A30000 hex
Meaning An error was detected in execution of a safety function block.
Source Depends on where the Sysmac
Studio is connected and the sys-
tem configuration.
Source details NX Unit Detection tim-
ing
In DEBUG
mode (RUN) or
RUN mode
Error attrib-
utes
Level Minor fault Recovery Implement the
correction.
Log category System
Effects User program Continues. Operation The Unit continues to operate.
System-de-
fined varia-
bles
Variable Data type Name
None None None
Cause and
correction
Assumed cause Correction Prevention
Refer to information on the diag-
nostic code that is given for at-
tached information 1 in the NX-
series Safety Control Unit
Instructions Reference Manual
(Cat. No. Z931).
Implement the correction for the
relevant cause of the diagnostic
code that is given for attached in-
formation 1.
Program operation considering
the corrections that are given on
the left.
Attached in-
formation
Attached information 1: Diagnostic code
Precautions/
Remarks
None
12 Troubleshooting
12 - 45
NX-series Safety Control Unit User's Manual (Z930)
12-3 Checking for Errors with the Sysmac Studio
12
12-3-4 Error Descriptions