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V530-R160
Operation Manual
SE
C
T
IO
N
8
Serial Interf
ac
e (Norma
l)
SECTION 8
Communication with the Host
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
Refer to page 206.
• Whether or not a header and FCS are appended
• Which footer is chosen
•
SYS
/
Communication
/
Data Output Settings
Refer to page 210.
• 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:
• When the reading is not correctly performed:
1:N connection (When using with multi drop)
• When the reading is correctly performed:
When the reading is not correctly performed:
<Footer>
<Header>
<Reading data>
<Number of digits>
<FCS>
The data items in the dashed lines can be included or omitted from
the output format.
<Footer>
<Header>
<FCS>
<Error code>
?
<Footer>
<Header>
<Reading data>
<Number of digits>
<FCS>
<Unit number>
Unit number of the controller that outputs the reading data
<Footer>
<Header>
<Error code>
<FCS>
<Unit number>
?