Datalogic AV7000, Product Reference Manual

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AV7000 LINEAR CAMERA
Heartbeat Settings
Timeout
Enter a time value in seconds to define the amount of time between two message
transmissions. If the input timeout expires and no transmission has occurred, the Heartbeat
message will be transmitted.
Header
Click to activate the Text Entry Tool and create heartbeat header text to signal the beginning
of the heartbeat message. Characters from NUL (00H) to ~ (7EH) can be used.
Terminator
Click to activate the Text Entry Tool and create Terminator text to signal the end of the
heartbeat message. Characters from NUL (00H) to ~ (7EH) can be used.
Counter Modulus
Select Disable, 10, 100, 1000, 10000 or Custom from the drop-down list.
This parameter enables a counter to track the number of Heartbeat messages.
•Disable No counter field in the Heartbeat message
•10 Counts cyclically from 0 to 9
•100 Counts cyclically from 0 to 99
•1000 Counts cyclically from 0 to 999
•10000 Counts cyclically from 0 to 9999
•Custom Allows defining a custom counter start/stop range from 0 to 10000.
Counter Starting Value
Enter a counter start value in the field provided.
For the Custom Counter Module this parameter selects the starting counter value.
Selections: a number from 0 to 9999
Counter Direction
Select Up or Down from the drop-down list to set the counter direction.
Diagnostic Message
Select the check box to include a diagnostic field in the heartbeat message.
Separator
Click to activate the Text Entry Tool and create a separator character(s) to set the Diagnostic
Message apart from the heartbeat message.
Protocol Index Settings
See “Protocol Index Setup Example” on page 157.
Enable
Select Disable, Without Request Message, or With Request Message from the drop-down list.
Header
Click to activate the Text Entry Tool and create a Header (up to 128 bytes) to be defined and
transmitted as a block preceding the Protocol Index string sent by the Host. Use characters
from NUL (00H) to ~ (7EH).
Click Submit to save your changes, or click Cancel to return to previous window.
Terminator
Click to activate the Text Entry Tool and create a Terminator to be defined and transmitted
as a block following the Protocol Index string sent by the Host. Use characters from NUL (00H)
to ~ (7EH).
Click Submit to save your changes, or click Cancel to return to previous window.
Length Type
Header and terminator must match the external product or the AV7000 will not recog-
nize the message.