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Omron CS1W-ETN21 User Manual

Page 250

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225

Troubleshooting with Response Codes

Section 8-5

11: Parame-
ter error

00: Parameter
error

Parameters in
command data

The parameters in the com-
mand data are incorrect.

The UDP/TCP socket number
was not within the proper
range.

The local UDP port number
might be set to 0.

Check the parameters.

Be sure the socket number is
between 1 and 8.

Set the Local UDP port number
correctly.

01: No area
specification

Memory area
code in command
data

A correct memory area code
has not been used or EM Area
is not available.

Check the command’s memory
area code in the Results Storage
Area and set the appropriate
code.

03: Address
specification out
of range

First word
address in com-
mand data

The first word is in an inacces-
sible area or the bit number is
not 00.

Set a first word that is in an
accessible area. The bit number
must be 00 for Ethernet Units.

04: Address
range exceeded

Command data

The address set in the com-
mand is not correct.

Correct the address in the com-
mand data, being sure that the
start address plus the number of
words does not exceed accessi-
ble memory.

0B: Response
too long

Command data

The response frame is too
long.

Correct the number of data ele-
ments or other parameters in the
command data for which the
response is being returned.

0C: Parameter
error

Parameters in
command data

Parameters are set incorrectly
in the command data.

Check the command data and
correct any parameters that are
incorrect.

21: Cannot
write

08: Cannot
change

IP address con-
version method

With respect to a FINS node
address that could not be
dynamically changed, a FINS
message was received from an
IP address that differed from
the Unit Setup.

Referring to SECTION 5 Deter-
mining IP Addresses
, corr
ect the
relationships between IP
addresses and FINS node
addresses.

Main code

Sub-code

Check point

Probable cause

Remedy