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4.A2CCPU
- - - - - - - - - - - - - - - - - - - - MELSEC-A
(3) Names and description of the external connection terminals The follow-
ing describes the external connection terminals of the A2C.
I
I
MfTSUBlSHI
~
-scc
~
-so
l-----
(1)
~
-sra ....-
~
-RO<
.0
-eoe
PULl~
• •
-SUl
-ERR{+)
}~
(2)
·
.
-ERR(-)
t
,
-t
}_(3)
"'"'
• "5
1oo
/
2OOV
x
-r
}_(4)
SHOlU JC11XN
"'""""'"
• x
"
0
-LC
(5)
I ~
-"
(6)
f$
No.
Name
(1)
Terminal for connection
to remote modules
I
Function
• Used to connect cables to communicate with remote modules
SDA is connected to RDA of a succeeding station.
SOS
is
connected to ROB of a succeeding station.
SG
is
connected to SG of a succeeding and a preceding stations
RDA is connected to SOA of a preceding station.
ROB
is
connected to SOS of a preceding station.
SLD
is
connected to a shield of a twisted-pair shield cable.
A2C
SOA
SOB
SG
ROA
ROB
SLO
4-90
41

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