KEYENCE LK-G Series - Manual (Page 135)

5-5
5
LK-G-M-NO5-E
5 RS-232C
Outline of the command format
The LK-G Series controls the incoming command that has been received and sends back
the response command to the external device.
Use [CR] to delimit the data in incoming/response command format.
To create the control program, confirm the response command from the LK-G Series
before sending the next command.
Both upper-case and lower-case characters can be used in the commands.
The presence or absence of the brackets [ ] in the command format depends on a condi-
tion.
Incoming command format
Response command format
Error response command format
Note
Reference
Incoming command
Response command
Incoming command format CR
Response command format CR
Main command
, , ,
Identifier 1 Identifier 2 Identifier 3
[ ] [ ] ] [
The main command or identifier that has been received is added as a header.
, , , [ ] [ ] ] [
E , CR , R
Error code
00 : Command error
01 : Status error
20 : Command length error
21 : Parameter count error 22 : Invalid parameter error
88 : Timeout error
99 : Other errors
Main command