8. Connections of I/O Interface
8.5 Connecting with Expansion I/O Card QY231
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8.5 Connecting with Expansion I/O Card QY231
8.5.1 Outline
QY231 is the machine input/output and operation board input/output card for connecting with the remote I/O
communication (MC link B) of the control unit, or the remote I/O communication of the operation panel I/O unit
remote I/O communication or communication terminal remote I/O communication (MC link B).
Compatible machine control signals
No. of occupied
stations
Digital input signal (DI)
: 64 points (photocoupler insulation) sink/
source shared type
Digital output signal (DO) : 48 points (non-insulation) source type
2
8.5.2 Hardware Interface
(1) Connector layout diagram
0
8
△
↑↑
CS1
(SW1)
J4
CMD8
CFD83
CMD82
CSH41A
CSH41B
Not
mounted
PO
WER
A
LM
SOURCE
SINK
S1
S2
S3
S4