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203
Indicator/Display Status and Corrective Actions for Errors
Section 10-3
Flashing
red
L9
"
Master node
address
---
Standard I/O
Connection
Timeout
See note
1.
Standard I/O
connection
timeout
Check the following points:
• Make sure the baud rate is the
same for all nodes.
• Make sure the cable lengths
(main/branch) are not too
long.
• Make sure the cable is not dis-
connected or loose.
• Make sure terminating resis-
tance is at both ends of the
main line and only at both
ends.
• Make sure that there is not a
lot of noise.
Flashing
red
dA
Ù
Desti-
nation slave
node
address
---
Safety I/O
Connection
Timeout
See note
1.
Safety I/O
connection
timeout
Flashing
red
d5
Ù
Desti-
nation slave
node
address
---
Nonexistent Slave
Device
See note
1.
No slave
Flashing
red
d6
Ù
Desti-
nation slave
node
address
---
Safety I/O
Connection
Establishment Fail-
ure
See note
1.
Safety I/O con-
nection establish-
ment error
Check the slave device.
• Make sure it its configured.
• Make sure it is in a normal
operational state.
Flashing
red
d6
Ù
Desti-
nation slave
node
address
---
Invalid Slave
Device
See note
1.
Invalid slave
device (verifica-
tion error)
Verify the slave device (select
Device - Parameters - Com-
pare
) and connect a suitable
slave device.
OFF
E0
Ù
Node
address of
error
---
Network PS
Voltage Low
See note
1.
Network power
supply voltage
low error
Check the following points:
• Make sure the power supply
voltage is set within the speci-
fied range.
• Make sure a cable or wire is
not disconnected.
---
E2
Ù
Node
address of
error
---
Transmission
Timeout
See note
1.
Transmission
timeout
Check the following points:
• Make sure the baud rate is the
same for all nodes.
• Make sure the cable lengths
(main/branch) are not too
long.
• Make sure the cable is not dis-
connected or loose.
• Make sure terminating resis-
tance is at both ends of the
main line and only at both
ends.
• Make sure that there is not a
lot of noise.
Flashing
red
A0
Ù
Node
address of
error
---
Relevant Safety I/O
communication
stopped because of
a Safety I/O
communication
error
Yes
(See note
2.)
A safety I/O
connection timed
out, interrupting
the relevant I/O
connection.
Check the following points:
• Make sure the baud rate is the
same for all nodes.
• Make sure the cable lengths
(main/branch) are not too
long.
• Make sure the cable is not dis-
connected or loose.
• Make sure terminating resis-
tance is at both ends of the
main line and only at both
ends.
• Make sure that there is not a
lot of noise.
Flashing
red
A1
Ù
Node
address of
error
---
All Safety I/O
com-munication
stopped because
ofa Safety I/O
communication
error
Yes
(See note
2.)
A safety I/O
connection timed
out, interrupting
the relevant I/O
connection.
Indicators/display
Error history
Cause
Corrective actions
NS
Seven-
segment
display
I/O
Name
Saved in
nonvola-
tile
memory
Summary of Contents for NE1A-SCPU01 - 07-2009
Page 3: ...iv...
Page 9: ...x TABLE OF CONTENTS...
Page 11: ...xii...
Page 15: ...xvi...
Page 70: ...35 Installation Section 3 1 Top Top Bottom Bottom...
Page 72: ...37 Installation Section 3 1 3 1 3 Dimensions and Weight Dimensions NE1A SCPU01 V1...
Page 85: ...50 Wiring Section 3 2...
Page 123: ...88 Explicit Message Communications Section 4 7...
Page 141: ...106 Safety Outputs Section 5 4...
Page 257: ...222 Connection Status Tables Section 10 8...
Page 261: ...226 NE1A series Controller Replacement Section 11 2...
Page 264: ...229 Appendix A Local Input and Test Output Setting Example Local Output Setting Example...
Page 266: ...231 Appendix A Programming Example Local Input and Test Output Setting Example...
Page 267: ...232 Appendix A Local Output Setting Example...
Page 269: ...234 Appendix A Programming Example Local Input and Test Output Setting Example...
Page 270: ...235 Appendix A Local Output Setting Example...
Page 273: ...238 Appendix A Local Input and Test Output Setting Example Local Output Setting Example...
Page 275: ...240 Appendix A Programming Example Local Input and Test Output Setting Example...
Page 276: ...241 Appendix A Local Output Setting Example...
Page 289: ...254...
Page 293: ...258 Index...