Rockwell Automation 2755 AdaptaScan Software - Manual (Page 36)

2–18 Working with Projects
Publication 2755-838
The Preferences dialog allows you to specify options related to
computer communications. With the project as the currently active
window, select Preferences from the View menu.
The Preferences dialog opens.
Select: To:
DeviceNet Select DeviceNet to communicate with a Reader through a
DeviceNet network. A DeviceNet communications card and
driver software must be installed on your computer.
Configuration Port Specify a direct connection to a Reader’s configuration port.
This is the default setting.
Port Specify the communications port on your computer used to
configure the Reader. The options are COM1 through COM9.
Timeout
(Seconds) Enter the amount of time your computer will wait for a response
before a timeout occurs. Enter a value between 1 and 60, the
default is 10.
NAK Retries Enter the number of times your computer will accept a NAK
(negative acknowledgement) before a communications fault
occurs. Enter a value from 0-20, the default is 2.
Timeout Retries Enter the number of times your computer will attempt to estab-
lish communications after a timeout. Enter a value from 0-20,
the default is 2.
Preferences