Event code
Event name
Meaning
Assumed cause
Level
Reference
M
a
j
P
rt
M
i
n
O
b
s
I
n
f
o
65280000 hex
Stuck-at-
high Detect-
ed at Safety
Output
It was detected that
the safety output ter-
minal is stuck ON.
•
The positive power supply line
is in contact with the output
signal line.
•
The output power supply is
outside the specifications.
•
The internal circuit is faulty.
•
A memory error or signal error
occurred due to a transient
cause, such as a software er-
ror or excessive noise.
¡
l
Other Errors
Event code
Event name
Meaning
Assumed cause
Level
Reference
M
a
j
P
rt
M
i
n
O
b
s
I
n
f
o
80220000 hex
NX Message
Communica-
tions Error
An error was detect-
ed in message com-
munications for an
NX Unit and the mes-
sage frame was dis-
carded.
•
The message communications
load is high.
•
The communications cable is
disconnected or broken.
•
Message communications
were cut off as the result of ex-
ecuting a synchronization or
restoration operation on the
Sysmac Studio or as the result
of disconnecting an EtherCAT
slave.
¡
l
User Access Log
Event code
Event name
Meaning
Assumed cause
Level
Reference
M
a
j
P
rt
M
i
n
O
b
s
I
n
f
o
90400000 hex
Event Log
Cleared
The event log was
cleared.
The event log was cleared by the
user.
¡
90430000 hex
Memory All
Cleared
The Unit settings
were cleared.
The Clear All Memory operation
was performed.
¡
12 Troubleshooting
12 - 30
NX-series Safety Control Unit User's Manual (Z930)
Summary of Contents for NX-SIH400
Page 4: ...Introduction 2 NX series Safety Control Unit User s Manual Z930 ...
Page 46: ...Revision History 44 NX series Safety Control Unit User s Manual Z930 ...
Page 108: ...2 Specifications 2 42 NX series Safety Control Unit User s Manual Z930 ...
Page 132: ...3 Installation and Wiring 3 24 NX series Safety Control Unit User s Manual Z930 ...
Page 148: ...4 Safety Control Unit Operation 4 16 NX series Safety Control Unit User s Manual Z930 ...
Page 216: ...5 System Configuration and Setup 5 44 NX series Safety Control Unit User s Manual Z930 ...
Page 306: ...6 Programming 6 90 NX series Safety Control Unit User s Manual Z930 ...
Page 390: ...8 Calculating Safety Reaction Times 8 12 NX series Safety Control Unit User s Manual Z930 ...
Page 412: ...11 Safety Data Logging 11 10 NX series Safety Control Unit User s Manual Z930 ...
Page 504: ...12 Troubleshooting 12 92 NX series Safety Control Unit User s Manual Z930 ...
Page 554: ...l I O Map Settings Appendices A 42 NX series Safety Control Unit User s Manual Z930 ...
Page 623: ...I Index I 1 NX series Safety Control Unit User s Manual Z930 I ...
Page 625: ......