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10 Troubleshooting
10 - 28
NX-series Position Interface Units User’s Manual (W524)
The following table shows the errors and corrections for the Pulse Output Unit.
10-5-3 Pulse Output Unit
Error
Cause
Possible correction
There is no pulse output.
The output wiring is not cor-
rect.
Check the wiring to the connected device.
I/O power is not being sup-
plied.
Check to see if the I/O power is supplied.
The I/O power supply voltage
is outside of the rated voltage
range.
Set the I/O power supply voltage so that it is within
the rated voltage range.
The wiring to the connected
device is disconnected.
Check the wiring to the connected device.
There is a problem with the
connected device.
Replace the connected device.
The Statusword does not indi-
cate that the Servo is ON.
Set the Controlword parameter and set the status to
Servo ON.
Pulses are not output
correctly.
The setting of Pulse Output
Method does not match the
connected device.
Check the specifications of the connected device
and set the correct pulse output method.
The Statusword status has
changed from the Servo ON to
the Load Rejection Output
state.
Set the Controlword parameter and set the status to
Servo ON.
The output mode is not cor-
rect.
Review the Output Mode Selection and set the cor-
rect output mode.
There is no external out-
put.
The output wiring is not cor-
rect.
Check the wiring to the connected device.
The wiring to the connected
device is disconnected.
Check the wiring to the connected device.
The external output function
selection is not correct.
Review the setting for External Output 0 Function
Selection parameter.
The external output logic is
not correct.
Review the setting for External Output 0 Logic
Selection parameter.
Even when a signal is
input to an external input,
it is not shown in the
external input status.
The input wiring is not correct. Check the wiring to the connected device.
The wiring to the connected
device is disconnected.
Check the wiring to the connected device.
The external input logic is not
correct.
Check the direction of the external input contacts.
The counter value cannot
be latched even when a
latch input signal is
received.
The Latch Input 1 Enable or
Latch Input 2 Enable parame-
ter is set to 0 (disabled).
Set the Latch1 Enable or Latch2 Enable parameter
to 1 (enabled).
No external input function has
been selected.
Set the external input function selection to
Latch
Input 1
or
Latch Input 2
.
The external input logic is not
correct.
Review the setting for External Input Logic Selection
parameter.
Summary of Contents for NX-EC0112
Page 13: ...11 Manual Structure NX series Position Interface Units User s Manual W524...
Page 34: ...Revision History 32 NX series Position Interface Units User s Manual W524...
Page 36: ...Sections in this Manual 34 NX series Position Interface Units User s Manual W524...
Page 78: ...3 Part Names and Functions 3 8 NX series Position Interface Units User s Manual W524...
Page 108: ...4 Installation and Wiring 4 30 NX series Position Interface Units User s Manual W524 Unit...
Page 114: ...4 Installation and Wiring 4 36 NX series Position Interface Units User s Manual W524...
Page 126: ...5 I O Refreshing Methods 5 12 NX series Position Interface Units User s Manual W524...
Page 340: ...8 Pulse Output Units 8 76 NX series Position Interface Units User s Manual W524...
Page 462: ...Appendices A 74 NX series Position Interface Units User s Manual W524...
Page 463: ...I 1 I NX series Position Interface Units User s Manual W524 Index...
Page 466: ...I 4 NX series Position Interface Units User s Manual W524 Index...