Digital Input & Output Expansion Modules Technical (Circuit Diagram)
DC Input
Relay Output
TR Output
Source Type
IO-SD3200I

- Universal (sinking/sourcing) input
- No digital output
IO-SD0032PI

- No digital input
- Sourcing output
IO-SD1616PI

- Universal (sinking/sourcing) input
- Sourcing output
IO-SD0808R

- Universal (sinking/sourcing input)
- Relay output
IO-SD0016R

- No digital input
- Relay output
