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Section 7-1
PLC Setup
Polling Unit: Number of Link Words
Address in
Programming
Console
Word
166
Bit(s)
4 to 7
Settings
Function
1 to A
This setting specifies the number of words
per node in the Serial PLC Link Area to be
Default: 0 (See
used for Serial PLC Links.
note.)
Note: If the default is
set, the number of
words will automatically be 10 (A hex).
Related
flags and
words
A61902
(RS-232C
Port Settings
Changing
Flag)
When setting is read
by CPU Unit
At the next
cycle.
Polling Unit: Maximum Unit Number in Serial PLC Link
Address in
Programming
Console
Word
166
Bit(s)
0 to 3
Settings
0 to 7
Default: 0
Function
Related
flags and
words
This setting specifies the highest Polled Unit
unit number that can be connected in Serial
PLC Links.
Note: If a PT is to be connected, it must be
included when counting Units. .
A61902
(RS-232C
Port Settings
Changing
Flag)
When setting is read
by CPU Unit
At the next
cycle.
Polled Unit: Serial Communications Mode
Address in
Programming
Console
Word
160
Bit(s)
8 to 11
Settings
7: Serial PLC Link
Polled Unit
Default: 0
Function
Related
flags and
words
This setting specifies the serial communications mode that the RS-232C port is to be
used with. It also designates the local node
as a a Serial PLC Link Polled Unit.
A61902
(RS-232C
Port Settings
Changing
Flag)
Function
Related
flags and
words
This setting specifies the Serial PLC Link
baud rate.
Note: The setting must be the same for all of
the Polled Units and the Polling Unit using
Serial PLC Link.
A61902
(RS-232C
Port Settings
Changing
Flag)
When setting is read
by CPU Unit
At the next
cycle.
Polled Unit: Port Baud Rate
Address in
Programming
Console
Word
Bit(s)
161
0 to 7
Settings
00: 9,600 bps
0A: 115,200 bps
Default: 00
When setting is read
by CPU Unit
At the next
cycle.
Polled Unit: Serial PLC Link Polled Unit Unit Number
Address in
Programming
Console
Word
Bit(s)
167
0 to 3
Settings
0 to 7
Default: 00
Function
Related
flags and
words
This setting specifies the Polled Unit unit
A61902
number for the local node on the Serial PLC (RS-232C
Link.
Port Settings
Changing
Flag)
When setting is read
by CPU Unit
At the next
cycle.
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