How To Read Communications Error Information - Omron E5CK User Manual

CHAPTER 6 USING THE COMMUNICATIONS FUNCTION

6.5 How to Read Communications Error Information

The result of communications on the E5CK can be checked by the end code in the response frame. Use this
end code to remedy errors that may occur.
J End code
0D
End code Code name
F Description
F Action
10
End code Code name
F Description
F Action
11
End code Code name
F Description
F Action
About the unit No.
6--10
Communications are normal when the end code in the response is "00".
If the end code is not "00", this indicates that an error other that is not an
undefined error has occurred. The end code format is as follows and does
not contain a data area.
2B
Unit
No.
@
Command cannot be executed
Writing was carried out during local operation.
Writing was carried out during executing auto-tuning.
An attempt was made to execute 40%AT during heating and cooling con-
trol.
An attempt was made to switch run/stop in setting level 1.
An attempt was made to execute AT in setting level 1.
Issue the parameter read or write commands in conditions other than above.
Parity error
Parity check error was detected in the received data.
Check the communications condition. If the communications condition of
the host computer and E5CK controller match, then a probable cause is
a problem in the communications circuit of one or both of the host com-
puter and E5CK controller.
Framing error
Stop bit cannot be detected.
Check the communications condition. If the communications condition of
the host computer and E5CK controller match, then a probable cause is
a problem in the communications circuit of one or both of the host com-
puter and E5CK controller.
Responses are not returned unless the target unit for communications and the unit
No. in the command match.
1B 2B 2B
Command End
code
code
Command type
2B 2B
FCS
* CR