Contemporary Controls CTRLink EIAR-10T User Manual page 27

Configuration
Enter a name for your connection (e.g.: "Zero modem"):
Click on "Finish". If your PC attempts to establish a new connection
immediately, this should first be cancelled.
To process the connection just established, choose "Properties" from
the context menu:
On the "General" tab, click on the "Configure" button. In the dialog box
that now appears, set the maximum transfer rate to 115,200 bits/s:
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