Omron V530-R160E User Manual page 229

 Reading Data Output Format
The following diagrams show the output format used when outputting reading data.
The data items in the dashed lines can be included or omitted from the output format.
• SYS/Communication/RS-232C/422
• Whether or not a header and FCS are appended
• Which footer is chosen
• SYS/Communication/Data Output Settings
• Select whether or not to use the polling command to control the timing of reading data outputs.
• Select whether or not to include the number of digits of reading data.
1:1 connection
• When the reading is correctly performed:
<Header> <Number of digits>
The data items in the dashed lines can be included or omitted from
the output format.
• When the reading is not correctly performed:
?
<Header>
1:N connection (When using with multi drop)
• When the reading is correctly performed:
<Header> <Unit number>
Unit number of the controller that outputs the reading data
 When the reading is not correctly performed:
<Header> <Unit number>
Refer to page 206.
<Reading data>
<FCS>
<Error code>
<Number of digits>
?
<Error code>
Communication with the Host
Refer to page 210.
<FCS> <Footer>
<Footer>
<FCS>
<Reading data>
<FCS> <Footer>
SECTION 8
<Footer>
V530-R160
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Operation Manual