Omron CJ2M-CPU34 - Page 71

9
．
Program
68
9.6.3. Sequence Settings
The protocol macro data performs the version information acquisition using the
communications sequence No. 900.
Set the timeout periods for the communications sequence.
Additional Information
For details on sequence settings, refer to 3-2 Sequence Attributes (Common to All Steps) of
the CX-Protocol OPERATION MANUAL (Cat. No. W344).
●Timeout period setting
The following describes the contents of the timeout periods (Timer Tr, Tfr, and Tfs) which
are set for the sequence.
[Screenshot of communications sequence setting]
<Settings>
Item
Description
Explanation
Timer Tr
Receive
wait
monitoring
time
Monitors the time from when the receive command of the step
in the sequence is recognized until the first byte (header) is
received.
This timer is set to 3 seconds in this protocol macro data.
Timer Tfr
Receive
finish
monitoring
time
Monitors the time from reception of the first byte to reception of
the last byte of the data in the step in the sequence.
This timer is set to 3 seconds in this protocol macro data.
Timer Tfs
Send finish
monitoring
time
Monitors the time from transmission of the header to
transmission of the last byte of the data.
Additional Information
For the calculation method of monitoring time, refer to 4-5 Calculation Method of Monitoring
Time of the CX-Protocol OPERATION MANUAL (Cat. No. W344).