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DI1 to DIC: digital input terminals, where DIC is the common terminal for DI1 to
DI6 circuits.
RO1 to ROC: relay output terminals, where ROC is the common terminal for RO1
and RO2 circuits.
V24+ and V24-: auxiliary voltage supply terminals.
Terminal Strips of AXM-IO2 Module:
Fig 5-4 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:
Fig 5-5 Terminal strips of AXM-IO3 module