42 Program features
Programmable I/O extensions
Inputs and outputs can be added by using I/O extension modules.
The table below shows the number of I/O on the control unit as well as optional I/O
extension modules.
Settings
Parameter groups 50 Fieldbus adapter (FBA) (page 326), 51 FBA A settings (page
330), 52 FBA A data in (page 331), and 53 FBA A data out (page 332) and 58
Embedded fieldbus (page 332).
Location Digital
inputs
(DI)
Digital
outputs
(DO)
Digital
I/Os
(DIO)
Analog
inputs
(AI)
Analog
outputs
(AO)
Relay
outputs
(RO)
Base unit 2----1
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