Mitsubishi Electric Melsec A Series - Page 126

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