Omron NT11S, Руководство по эксплуатации

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Responding to Displayed Error Messages
Section 6-2
Message Cause Remedy
Parity Error
Framing Error
Overflow Error
Communication parameters set in-
correctly.
Check whether the parity bit, data bit length, baud
rate, stop bit length, and flow control settings of the
PC match the settings of the NT11S. Overflow Error
Noise caused data corruption during
communication.
Use a noise-resistant cable if communication occurs
in an environment with high levels of noise.
The connectors of the connecting
cable are not connected correctly.
Reconnect the cable.
Buffer Overflow The NT11S receive buffer is full. Lengthen the command transmission intervals. If this
error occurs frequently, set flow control for commu-
nications.
Time Out The connectors of the connecting
cable have become disconnected.
Reconnect the cable.
The PC is stopped. Make sure the PC is able to communicate with the
NT11S.
During transmission of one com-
mand, a time lapse exceeding 5 se-
conds is detected.
Confirm the proper command length.
Check the cable connection.
NAK Received Noise caused data corruption during
communication.
Use a noise-resistant cable if communication occurs
in an environment with high levels of noise.
Check the end code by referring to the PC user’s
manual.
Unit No. Error The unit No. does not match that set
on the PC.
Set the PC unit No. to “0”.
The PC is transmitting incorrect data. Check PC operation.
Noise caused data corruption during
communication.
Use a noise-resistant cable if communication occurs
in an environment with high levels of noise.
FCS Error The PC is transmitting incorrect data. Check PC operation. FCS Error
Noise caused data corruption during
communication.
Use a noise-resistant cable if communication occurs
in an environment with high levels of noise.
S
If an error occurs during the execution of a command, that command becomes
invalid and it is not executed.