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Instruction References
Specification of [S2] and objects to be read
• The read contents vary according to the character string set in [S2].
• The number of read words varies according to the maximum registered node number.
Name
Registered max.
node number
Cyclic
communication
Registered node
table (Note 3)
Cyclic
communication
Normal node table
(Note 3)
Cyclic
communication
Stop node table
(Note 3)
Cyclic
communication
Abnormal node
table (Note 3)
RUN/IDLE bit
monitor
(PLC standby flag)
(Note 3)
No. of read words
(Note 1)
(Note 1): The number of read words varies according to the registered maximum node number.
Max. node no.
0
1 to 9
(Note 2): When specifying "ALL + Number (0 to 1)" for [S2], the information for the number of effective words
specified by the number is read.
(Note 3): The bits in the following table are allocated to the node table numbers and RUN/IDLE bit monitor.
15
14
Node
－
－
no.
6-4
No. of
words
(Note 1)
ALL
●
1
●
0 to 1
●
0 to 1
●
0 to 1
●
0 to 1
0 to 1
●
1 to 6
No. of valid words
13
12
11
10
－
－
－
－
Character string set in [S2] and read object
(●: Read, Blank: Not read)
ALL +
Number
NODE
NORMAL
(0 to 1)
(Note 2)
●
●
●
●
●
●
●
●
1 to 6
1 to 2
0
1
Bit No.
9
8
7
9
8
－
STOP
●
●
●
●
1 to 2
1 to 2
6
5
4
3
7
6
5
4
ERR
PLC
●
●
●
●
1 to 2
1 to 2
2
1
0
3
2
1
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