Using CitectSCADA > Communicating with I/O Devices > Setting Up Communications > Express Communications Wizard - I/O device type

Express Communications Wizard - I/O Device type

Select the type of I/O Device. You may choose from the following options:

Note: Using a Persisted Memory I/O Device is recommended as an alternative to using a Disk I/O Device, as full synchronization is supported if a server becomes unavailable for a period of time. See Persisted I/O Memory Mode for more information.

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