Omron ZS Series Communication Command Reference page 26

Section 2
About General Information of Communication Commands
Reading Variable Areas
Response
MRC SRC Response Code
"01" "01"
2 bytes 2 bytes
Elements
Response Code
Data to be read
Response code for normal end
Response Code
"0000" Normal end
Response code when an error occurs
Response Code
"1001" Long command length
"1002" Short command length
"1003" Inconsistent number of
elements/data
"1101" Area type error
"1103" Start address outside of
range error
"1104" End address outside of
range error
"2203" Operating error
"2204" Operating error
"2205" Operating error
ZS Series
2-10
CompoWay/F Communication Command Reference
Data to be read
4 bytes Requested number of elements
(depending on commands)
Indicates controller status for the command. Data to be read is not
returned when an error occurs.
Data length is number of elements x 4 ASCII characters. Since the data
reading part of the flow data obtaining commands use special formats,
refer to "Section 4: How to Obtain Flow Data."
Composition of Flow Data Responses page 4-10
Name
No errors.
Error name
Command length is too long.
Command length is too short.
Number of elements and data do not match.
Variable type is wrong.
Reading start address is out of range.
Reading start address specifies the sensor of the
unconnected Machine No.
Bit position is other than "00."
Specified number of elements is out of range.
Reading error.
Operating mode of sensor is other than RUN.
Invalid command.
Details
Details
Cause