IO Modual
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Figure2-4 Terminal strips of AXM-IO2 module
DI1 to DIC: digital input terminals, where DIC is the common terminal for
DI1 to DI4 circuits.
AO1+, AO1-, AO2+, AO2-: analog output terminals.
DO1 to DOC: digital output terminals, where DOC is the common
terminals for DO1 to DO2.
Terminals strips of AXM-IO3 module:
Figure2-5 Terminal strips of AXM-IO3 module
DI1 to DIC: digital input terminals, where DIC is the common terminal for
DI1 to DI4 circuits.
RO1 to ROC: relay output terminals, where ROC is the common terminal
for RO1 and RO2 circuits.
AI1+, AI1-, AI2+, AI2-: analog input terminals.
Sequence of DI, RO, DO, AO, AI in IO modules:
Digital Input Digital OutputAnalog Output
DI4DI3DI2DI1 DIC AO1+ AO1 – AO2+ AO2– DO1 DO2 DOC
Digital Input Analog InputRelay Output
DI4DI3DI2DI1 DIC RO1 RO2 ROC AI1 + AI1– AI2 + AI2–
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